Stair56E UART project

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/cdc/usb_device.c

@@ -0,0 +1,95 @@
+/*!
+ * \file      usb_device.c
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Includes ------------------------------------------------------------------*/
+
+#include "usb_device.h"
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_cdc.h"
+#include "usbd_cdc_if.h"
+#include "usbd_cdc.h"
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/* USER CODE BEGIN PFP */
+/* Private function prototypes -----------------------------------------------*/
+
+/* USER CODE END PFP */
+
+/* USB Device Core handle declaration. */
+USBD_HandleTypeDef hUsbDeviceFS;
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN 0 */
+extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
+/* USER CODE END 0 */
+
+/*
+ * -- Insert your external function declaration here --
+ */
+void USB_Handler(void) { HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS); }
+
+
+/**
+  * Init USB device Library, add supported class and start the library
+  * @retval None
+  */
+void USB_DEVICE_Init(void)
+{
+  /* Init Device Library, add supported class and start the library. */
+  if (USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_RegisterClass(&hUsbDeviceFS, &USBD_CDC) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_CDC_RegisterInterface(&hUsbDeviceFS, &USBD_CDC_Interface_fops_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_Start(&hUsbDeviceFS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+}
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/cdc/usb_device.h

@@ -0,0 +1,104 @@
+/*!
+ * \file      usb_device.h
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USB_DEVICE_H
+#define __USB_DEVICE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+/* USER CODE BEGIN INCLUDE */
+
+/* USER CODE END INCLUDE */
+
+/** @addtogroup USBD_OTG_DRIVER
+  * @{
+  */
+
+/** @defgroup USBD_DEVICE USBD_DEVICE
+  * @brief Device file for Usb otg low level driver.
+  * @{
+  */
+
+/** @defgroup USBD_DEVICE_Exported_Variables USBD_DEVICE_Exported_Variables
+  * @brief Public variables.
+  * @{
+  */
+
+/* Private variables ---------------------------------------------------------*/
+/* USER CODE BEGIN PV */
+
+/* USER CODE END PV */
+
+/* Private function prototypes -----------------------------------------------*/
+/* USER CODE BEGIN PFP */
+
+/* USER CODE END PFP */
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN VARIABLES */
+
+/* USER CODE END VARIABLES */
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DEVICE_Exported_FunctionsPrototype USBD_DEVICE_Exported_FunctionsPrototype
+  * @brief Declaration of public functions for Usb device.
+  * @{
+  */
+
+/** USB Device initialization function. */
+void USB_DEVICE_Init(void);
+
+/*
+ * -- Insert functions declaration here --
+ */
+/* USER CODE BEGIN FD */
+
+/* USER CODE END FD */
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USB_DEVICE_H */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/cdc/usbd_cdc_if.c

@@ -0,0 +1,367 @@
+/*!
+ * \file      usbd_cdc_if.c
+ *
+ * \brief     Usb device for Virtual Com Port.
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_cdc_if.h"
+
+/* USER CODE BEGIN INCLUDE */
+
+/* USER CODE END INCLUDE */
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+  * @brief Usb device library.
+  * @{
+  */
+
+/** @addtogroup USBD_CDC_IF
+  * @{
+  */
+
+/** @defgroup USBD_CDC_IF_Private_TypesDefinitions USBD_CDC_IF_Private_TypesDefinitions
+  * @brief Private types.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_TYPES */
+
+/* USER CODE END PRIVATE_TYPES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Private_Defines USBD_CDC_IF_Private_Defines
+  * @brief Private defines.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_DEFINES */
+/* USER CODE END PRIVATE_DEFINES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Private_Macros USBD_CDC_IF_Private_Macros
+  * @brief Private macros.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_MACRO */
+
+/* USER CODE END PRIVATE_MACRO */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Private_Variables USBD_CDC_IF_Private_Variables
+  * @brief Private variables.
+  * @{
+  */
+/* Create buffer for reception and transmission           */
+/* It's up to user to redefine and/or remove those define */
+/** Received data over USB are stored in this buffer      */
+uint8_t CDC_UserRxBufferFS[APP_RX_DATA_SIZE];
+
+/** Data to send over USB CDC are stored in this buffer   */
+uint8_t CDC_UserTxBufferFS[APP_TX_DATA_SIZE];
+
+/* USER CODE BEGIN PRIVATE_VARIABLES */
+/* CDC Instance 0 Variables */
+uint8_t UserRxBuffer0[APP_RX_DATA_SIZE];/* Received Data over USB are stored in this buffer */
+uint8_t UserTxBuffer0[APP_TX_DATA_SIZE];/* Received Data over UART (CDC interface) are stored in this buffer */
+
+uint8_t UserRxBuffer1[APP_RX_DATA_SIZE];/* Received Data over USB are stored in this buffer */
+uint8_t UserTxBuffer1[APP_TX_DATA_SIZE];/* Received Data over UART (CDC interface) are stored in this buffer */
+/* USER CODE END PRIVATE_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Exported_Variables USBD_CDC_IF_Exported_Variables
+  * @brief Public variables.
+  * @{
+  */
+
+extern USBD_HandleTypeDef hUsbDeviceFS;
+
+/* USER CODE BEGIN EXPORTED_VARIABLES */
+
+/* USER CODE END EXPORTED_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Private_FunctionPrototypes USBD_CDC_IF_Private_FunctionPrototypes
+  * @brief Private functions declaration.
+  * @{
+  */
+
+static int8_t CDC_Init_FS(void);
+static int8_t CDC_DeInit_FS(void);
+static int8_t CDC_Control_FS(uint8_t cmd, uint8_t* pbuf, uint16_t length);
+static int8_t CDC_Receive_FS(uint8_t* pbuf, uint32_t *Len);
+static int8_t CDC_TransmitCplt_FS(uint8_t *pbuf, uint32_t *Len, uint8_t epnum);
+
+/* USER CODE BEGIN PRIVATE_FUNCTIONS_DECLARATION */
+
+/* USER CODE END PRIVATE_FUNCTIONS_DECLARATION */
+
+/**
+  * @}
+  */
+
+USBD_CDC_ItfTypeDef USBD_CDC_Interface_fops_FS =
+{
+  CDC_Init_FS,
+  CDC_DeInit_FS,
+  CDC_Control_FS,
+  CDC_Receive_FS,
+  CDC_TransmitCplt_FS
+};
+
+/* Private functions ---------------------------------------------------------*/
+/**
+  * @brief  Initializes the CDC media low layer over the FS USB IP
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+static int8_t CDC_Init_FS(void)
+{
+  /* USER CODE BEGIN 3 */
+#ifdef USE_USBD_COMPOSITE
+  /* Set Application Buffers */
+  /* Check if the class ID corresponds to instance 0 */
+  if (hUsbDeviceFS.classId == USBD_CMPSIT_GetClassID(&hUsbDeviceFS, CLASS_TYPE_CDC, 0))
+  {
+    USBD_CDC_SetTxBuffer(&hUsbDeviceFS, UserTxBuffer0, 0);
+    USBD_CDC_SetRxBuffer(&hUsbDeviceFS, UserRxBuffer0);
+
+    return (USBD_OK);
+  }
+   /* Check if the class ID corresponds to instance 1 */
+  else if (hUsbDeviceFS.classId == USBD_CMPSIT_GetClassID(&hUsbDeviceFS, CLASS_TYPE_CDC, 1))
+  {
+    USBD_CDC_SetTxBuffer(&hUsbDeviceFS, UserTxBuffer1, 0);
+    USBD_CDC_SetRxBuffer(&hUsbDeviceFS, UserRxBuffer1);
+
+    return (USBD_OK);
+  }
+  else
+  {
+    /* Error: no instancecorresponds to this class ID */
+     return USBD_FAIL;
+  }
+#else
+  USBD_CDC_SetTxBuffer(&hUsbDeviceFS, UserTxBuffer0, 0);
+  USBD_CDC_SetRxBuffer(&hUsbDeviceFS, UserRxBuffer0);
+  return (USBD_OK);
+#endif
+  /* USER CODE END 3 */
+}
+
+/**
+  * @brief  DeInitializes the CDC media low layer
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+static int8_t CDC_DeInit_FS(void)
+{
+  /* USER CODE BEGIN 4 */
+  return (USBD_OK);
+  /* USER CODE END 4 */
+}
+
+/**
+  * @brief  Manage the CDC class requests
+  * @param  cmd: Command code
+  * @param  pbuf: Buffer containing command data (request parameters)
+  * @param  length: Number of data to be sent (in bytes)
+  * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
+  */
+static int8_t CDC_Control_FS(uint8_t cmd, uint8_t* pbuf, uint16_t length)
+{
+  /* USER CODE BEGIN 5 */
+  switch(cmd)
+  {
+    case CDC_SEND_ENCAPSULATED_COMMAND:
+
+    break;
+
+    case CDC_GET_ENCAPSULATED_RESPONSE:
+
+    break;
+
+    case CDC_SET_COMM_FEATURE:
+
+    break;
+
+    case CDC_GET_COMM_FEATURE:
+
+    break;
+
+    case CDC_CLEAR_COMM_FEATURE:
+
+    break;
+
+  /*******************************************************************************/
+  /* Line Coding Structure                                                       */
+  /*-----------------------------------------------------------------------------*/
+  /* Offset | Field       | Size | Value  | Description                          */
+  /* 0      | dwDTERate   |   4  | Number |Data terminal rate, in bits per second*/
+  /* 4      | bCharFormat |   1  | Number | Stop bits                            */
+  /*                                        0 - 1 Stop bit                       */
+  /*                                        1 - 1.5 Stop bits                    */
+  /*                                        2 - 2 Stop bits                      */
+  /* 5      | bParityType |  1   | Number | Parity                               */
+  /*                                        0 - None                             */
+  /*                                        1 - Odd                              */
+  /*                                        2 - Even                             */
+  /*                                        3 - Mark                             */
+  /*                                        4 - Space                            */
+  /* 6      | bDataBits  |   1   | Number Data bits (5, 6, 7, 8 or 16).          */
+  /*******************************************************************************/
+    case CDC_SET_LINE_CODING:
+
+    break;
+
+    case CDC_GET_LINE_CODING:
+
+    break;
+
+    case CDC_SET_CONTROL_LINE_STATE:
+
+    break;
+
+    case CDC_SEND_BREAK:
+
+    break;
+
+  default:
+    break;
+  }
+
+  return (USBD_OK);
+  /* USER CODE END 5 */
+}
+
+/**
+  * @brief  Data received over USB OUT endpoint are sent over CDC interface
+  *         through this function.
+  *
+  *         @note
+  *         This function will issue a NAK packet on any OUT packet received on
+  *         USB endpoint until exiting this function. If you exit this function
+  *         before transfer is complete on CDC interface (ie. using DMA controller)
+  *         it will result in receiving more data while previous ones are still
+  *         not sent.
+  *
+  * @param  Buf: Buffer of data to be received
+  * @param  Len: Number of data received (in bytes)
+  * @param  epnum: Êä³ö¶ËµãµØÖ·
+  * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
+  */
+static int8_t CDC_Receive_FS(uint8_t* Buf, uint32_t *Len)
+{
+  /* USER CODE BEGIN 6 */
+  USBD_CDC_SetRxBuffer(&hUsbDeviceFS, &Buf[0]);
+  USBD_CDC_ReceivePacket(&hUsbDeviceFS);
+  CDC_Transmit_FS(Buf, *Len);
+  return (USBD_OK);
+  /* USER CODE END 6 */
+}
+
+/**
+  * @brief  CDC_Transmit_FS
+  *         Data to send over USB IN endpoint are sent over CDC interface
+  *         through this function.
+  *         @note
+  *
+  *
+  * @param  Buf: Buffer of data to be sent
+  * @param  Len: Number of data to be sent (in bytes)
+  * @retval USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
+  */
+uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
+{
+  uint8_t result = USBD_OK;
+  /* USER CODE BEGIN 7 */
+  USBD_CDC_HandleTypeDef *hcdc = (USBD_CDC_HandleTypeDef*)hUsbDeviceFS.pClassDataCmsit[hUsbDeviceFS.classId];
+
+  if (hcdc->TxState != 0){
+    hcdc->TxState = 0;
+    return USBD_BUSY;
+  }
+
+  USBD_CDC_SetTxBuffer(&hUsbDeviceFS, Buf, Len);
+  result = USBD_CDC_TransmitPacket(&hUsbDeviceFS);
+  /* USER CODE END 7 */
+  return result;
+}
+
+/**
+  * @brief  CDC_TransmitCplt_FS
+  *         Data transmitted callback
+  *
+  *         @note
+  *         This function is IN transfer complete callback used to inform user that
+  *         the submitted Data is successfully sent over USB.
+  *
+  * @param  Buf: Buffer of data to be received
+  * @param  Len: Number of data received (in bytes)
+  * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
+  */
+static int8_t CDC_TransmitCplt_FS(uint8_t *Buf, uint32_t *Len, uint8_t epnum)
+{
+  uint8_t result = USBD_OK;
+  /* USER CODE BEGIN 13 */
+  UNUSED(Buf);
+  UNUSED(Len);
+  UNUSED(epnum);
+  /* USER CODE END 13 */
+  return result;
+}
+
+/* USER CODE BEGIN PRIVATE_FUNCTIONS_IMPLEMENTATION */
+
+/* USER CODE END PRIVATE_FUNCTIONS_IMPLEMENTATION */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/cdc/usbd_cdc_if.h

@@ -0,0 +1,136 @@
+/*!
+ * \file      usbd_cdc_if.h
+ *
+ * \brief     Header for usbd_cdc_if.c file.
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_CDC_IF_H
+#define __USBD_CDC_IF_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_cdc.h"
+
+/* USER CODE BEGIN INCLUDE */
+
+/* USER CODE END INCLUDE */
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+  * @brief For Usb device.
+  * @{
+  */
+
+/** @defgroup USBD_CDC_IF USBD_CDC_IF
+  * @brief Usb VCP device module
+  * @{
+  */
+
+/** @defgroup USBD_CDC_IF_Exported_Defines USBD_CDC_IF_Exported_Defines
+  * @brief Defines.
+  * @{
+  */
+/* Define size for the receive and transmit buffer over CDC */
+#define APP_RX_DATA_SIZE  64
+#define APP_TX_DATA_SIZE  64
+/* USER CODE BEGIN EXPORTED_DEFINES */
+
+/* USER CODE END EXPORTED_DEFINES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Exported_Types USBD_CDC_IF_Exported_Types
+  * @brief Types.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_TYPES */
+
+/* USER CODE END EXPORTED_TYPES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Exported_Macros USBD_CDC_IF_Exported_Macros
+  * @brief Aliases.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_MACRO */
+
+/* USER CODE END EXPORTED_MACRO */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Exported_Variables USBD_CDC_IF_Exported_Variables
+  * @brief Public variables.
+  * @{
+  */
+
+/** CDC Interface callback. */
+extern USBD_CDC_ItfTypeDef USBD_CDC_Interface_fops_FS;
+
+/* USER CODE BEGIN EXPORTED_VARIABLES */
+
+/* USER CODE END EXPORTED_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_CDC_IF_Exported_FunctionsPrototype USBD_CDC_IF_Exported_FunctionsPrototype
+  * @brief Public functions declaration.
+  * @{
+  */
+
+uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len);
+
+/* USER CODE BEGIN EXPORTED_FUNCTIONS */
+
+/* USER CODE END EXPORTED_FUNCTIONS */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_CDC_IF_H */
+
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/cdc/usbd_desc.c

@@ -0,0 +1,493 @@
+/*!
+ * \file      usbd_desc.c
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_conf.h"
+
+/* USER CODE BEGIN INCLUDE */
+
+/* USER CODE END INCLUDE */
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+  * @{
+  */
+
+/** @addtogroup USBD_DESC
+  * @{
+  */
+
+/** @defgroup USBD_DESC_Private_TypesDefinitions USBD_DESC_Private_TypesDefinitions
+  * @brief Private types.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_TYPES */
+
+/* USER CODE END PRIVATE_TYPES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
+  * @brief Private defines.
+  * @{
+  */
+#define USBD_VID                     0x0483
+#define USBD_LANGID_STRING           0x0409
+#define USBD_MANUFACTURER_STRING     "XinChip"
+#define USBD_PID_FS                  22336
+#define USBD_PRODUCT_STRING_FS       "XinChip Virtual ComPort"
+#define USBD_CONFIGURATION_STRING_FS "CDC Config"
+#define USBD_INTERFACE_STRING_FS     "CDC Interface"
+
+#define USB_SIZ_BOS_DESC             0x0C
+
+/* USER CODE BEGIN PRIVATE_DEFINES */
+
+/* USER CODE END PRIVATE_DEFINES */
+
+/**
+  * @}
+  */
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/** @defgroup USBD_DESC_Private_Macros USBD_DESC_Private_Macros
+  * @brief Private macros.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_MACRO */
+
+/* USER CODE END PRIVATE_MACRO */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes USBD_DESC_Private_FunctionPrototypes
+  * @brief Private functions declaration.
+  * @{
+  */
+
+static void Get_SerialNum(void);
+static void IntToUnicode(uint32_t value, uint8_t * pbuf, uint8_t len);
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes USBD_DESC_Private_FunctionPrototypes
+  * @brief Private functions declaration for FS.
+  * @{
+  */
+
+uint8_t * USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t * USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t * USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t * USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t * USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t * USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t * USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#if (USBD_LPM_ENABLED == 1)
+uint8_t * USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+  * @brief Private variables.
+  * @{
+  */
+
+USBD_DescriptorsTypeDef FS_Desc =
+{
+  USBD_FS_DeviceDescriptor
+, USBD_FS_LangIDStrDescriptor
+, USBD_FS_ManufacturerStrDescriptor
+, USBD_FS_ProductStrDescriptor
+, USBD_FS_SerialStrDescriptor
+, USBD_FS_ConfigStrDescriptor
+, USBD_FS_InterfaceStrDescriptor
+#if (USBD_LPM_ENABLED == 1)
+, USBD_FS_USR_BOSDescriptor
+#endif /* (USBD_LPM_ENABLED == 1) */
+};
+
+#if defined ( __ICCARM__ ) /* IAR Compiler */
+  #pragma data_alignment=4
+#endif /* defined ( __ICCARM__ ) */
+
+#ifdef USE_USBD_COMPOSITE
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END =
+{
+  0x12,                       /*bLength */
+  USB_DESC_TYPE_DEVICE,       /*bDescriptorType*/
+  0x00,                       /*bcdUSB */
+  0x02,
+#if USE_USBD_COMPOSITE        /* Audio Class */
+#if USBD_COMPOSITE_USE_IAD
+  0xEF,                       /*bDeviceClass*/
+  0x02,                       /*bDeviceSubClass*/
+  0x01,                       /*bDeviceProtocol*/
+#else
+  #if USBD_CMPSIT_ACTIVATE_CDC || USBD_CMPSIT_ACTIVATE_MULTI_CDC
+                              /* CDC 02 02 00 */
+  0x02,
+  0x02,
+  0x00,
+  #else
+                              /* normal */
+  0x00,                       /*bDeviceClass*/
+  0x00,                       /*bDeviceSubClass*/
+  0x00,                       /*bDeviceProtocol*/
+  #endif
+#endif
+#else                         /* CDC 02 02 00 */
+  0x00,                       /*bDeviceClass*/
+  0x00,                       /*bDeviceSubClass*/
+  0x00,                       /*bDeviceProtocol*/
+#endif
+  USB_MAX_EP0_SIZE,           /*bMaxPacketSize*/
+  LOBYTE(USBD_VID),           /*idVendor*/
+  HIBYTE(USBD_VID),           /*idVendor*/
+  LOBYTE(USBD_PID_FS),        /*idProduct*/
+  HIBYTE(USBD_PID_FS),        /*idProduct*/
+  0x00,                       /*bcdDevice rel. 2.00*/
+  0x02,
+  USBD_IDX_MFC_STR,           /*Index of manufacturer  string*/
+  USBD_IDX_PRODUCT_STR,       /*Index of product string*/
+  USBD_IDX_SERIAL_STR,        /*Index of serial number string*/
+  USBD_MAX_NUM_CONFIGURATION  /*bNumConfigurations*/
+};
+
+#else
+/** USB standard device descriptor. */
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END =
+{
+  0x12,                       /*bLength */
+  USB_DESC_TYPE_DEVICE,       /*bDescriptorType*/
+#if (USBD_LPM_ENABLED == 1)
+  0x01,                       /*bcdUSB */ /* changed to USB version 2.01
+                                             in order to support LPM L1 suspend
+                                             resume test of USBCV3.0*/
+#else
+  0x00,                       /*bcdUSB */
+#endif /* (USBD_LPM_ENABLED == 1) */
+  0x02,
+  0x02,                       /*bDeviceClass*/
+  0x02,                       /*bDeviceSubClass*/
+  0x00,                       /*bDeviceProtocol*/
+  USB_MAX_EP0_SIZE,           /*bMaxPacketSize*/
+  LOBYTE(USBD_VID),           /*idVendor*/
+  HIBYTE(USBD_VID),           /*idVendor*/
+  LOBYTE(USBD_PID_FS),        /*idProduct*/
+  HIBYTE(USBD_PID_FS),        /*idProduct*/
+  0x00,                       /*bcdDevice rel. 2.00*/
+  0x02,
+  USBD_IDX_MFC_STR,           /*Index of manufacturer  string*/
+  USBD_IDX_PRODUCT_STR,       /*Index of product string*/
+  USBD_IDX_SERIAL_STR,        /*Index of serial number string*/
+  USBD_MAX_NUM_CONFIGURATION  /*bNumConfigurations*/
+};
+#endif
+/* USB_DeviceDescriptor */
+/** BOS descriptor. */
+#if (USBD_LPM_ENABLED == 1)
+#if defined ( __ICCARM__ ) /* IAR Compiler */
+  #pragma data_alignment=4
+#endif /* defined ( __ICCARM__ ) */
+__ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END =
+{
+  0x5,
+  USB_DESC_TYPE_BOS,
+  0xC,
+  0x0,
+  0x1,  /* 1 device capability*/
+        /* device capability*/
+  0x7,
+  USB_DEVICE_CAPABITY_TYPE,
+  0x2,
+  0x2,  /* LPM capability bit set*/
+  0x0,
+  0x0,
+  0x0
+};
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+  * @brief Private variables.
+  * @{
+  */
+
+#if defined ( __ICCARM__ ) /* IAR Compiler */
+  #pragma data_alignment=4
+#endif /* defined ( __ICCARM__ ) */
+
+/** USB lang identifier descriptor. */
+__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END =
+{
+     USB_LEN_LANGID_STR_DESC,
+     USB_DESC_TYPE_STRING,
+     LOBYTE(USBD_LANGID_STRING),
+     HIBYTE(USBD_LANGID_STRING)
+};
+
+#if defined ( __ICCARM__ ) /* IAR Compiler */
+  #pragma data_alignment=4
+#endif /* defined ( __ICCARM__ ) */
+/* Internal string descriptor. */
+__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
+
+#if defined ( __ICCARM__ ) /*!< IAR Compiler */
+  #pragma data_alignment=4
+#endif
+__ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
+  USB_SIZ_STRING_SERIAL,
+  USB_DESC_TYPE_STRING,
+};
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Private_Functions USBD_DESC_Private_Functions
+  * @brief Private functions.
+  * @{
+  */
+
+/**
+  * @brief  Return the device descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  UNUSED(speed);
+  *length = sizeof(USBD_FS_DeviceDesc);
+  return USBD_FS_DeviceDesc;
+}
+
+/**
+  * @brief  Return the LangID string descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  UNUSED(speed);
+  *length = sizeof(USBD_LangIDDesc);
+  return USBD_LangIDDesc;
+}
+
+/**
+  * @brief  Return the product string descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  if(speed == USBD_SPEED_HIGH)
+  {
+    USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+  }
+  else
+  {
+    USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+  }
+  return USBD_StrDesc;
+}
+
+/**
+  * @brief  Return the manufacturer string descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  UNUSED(speed);
+  USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
+  return USBD_StrDesc;
+}
+
+/**
+  * @brief  Return the serial number string descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  UNUSED(speed);
+  *length = USB_SIZ_STRING_SERIAL;
+
+  /* Update the serial number string descriptor with the data from the unique
+   * ID */
+  Get_SerialNum();
+  /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
+
+  /* USER CODE END USBD_FS_SerialStrDescriptor */
+  return (uint8_t *) USBD_StringSerial;
+}
+
+/**
+  * @brief  Return the configuration string descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  if(speed == USBD_SPEED_HIGH)
+  {
+    USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
+  }
+  else
+  {
+    USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
+  }
+  return USBD_StrDesc;
+}
+
+/**
+  * @brief  Return the interface string descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  if(speed == 0)
+  {
+    USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+  }
+  else
+  {
+    USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+  }
+  return USBD_StrDesc;
+}
+
+#if (USBD_LPM_ENABLED == 1)
+/**
+  * @brief  Return the BOS descriptor
+  * @param  speed : Current device speed
+  * @param  length : Pointer to data length variable
+  * @retval Pointer to descriptor buffer
+  */
+uint8_t * USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+  UNUSED(speed);
+  *length = sizeof(USBD_FS_BOSDesc);
+  return (uint8_t*)USBD_FS_BOSDesc;
+}
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+  * @brief  Create the serial number string descriptor
+  * @param  None
+  * @retval None
+  */
+static void Get_SerialNum(void)
+{
+  uint32_t deviceserial0;
+  uint32_t deviceserial1;
+  uint32_t deviceserial2;
+
+  deviceserial0 = DEVICE_ID1;
+  deviceserial1 = DEVICE_ID2;
+  deviceserial2 = DEVICE_ID3;
+
+  deviceserial0 += deviceserial2;
+
+  if (deviceserial0 != 0)
+  {
+    IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
+    IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
+  }
+}
+
+/**
+  * @brief  Convert Hex 32Bits value into char
+  * @param  value: value to convert
+  * @param  pbuf: pointer to the buffer
+  * @param  len: buffer length
+  * @retval None
+  */
+static void IntToUnicode(uint32_t value, uint8_t * pbuf, uint8_t len)
+{
+  uint8_t idx = 0;
+
+  for (idx = 0; idx < len; idx++)
+  {
+    if (((value >> 28)) < 0xA)
+    {
+      pbuf[2 * idx] = (value >> 28) + '0';
+    }
+    else
+    {
+      pbuf[2 * idx] = (value >> 28) + 'A' - 10;
+    }
+
+    value = value << 4;
+
+    pbuf[2 * idx + 1] = 0;
+  }
+}
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/cdc/usbd_desc.h

@@ -0,0 +1,148 @@
+/*!
+ * \file      usbd_desc.h
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_DESC__C
+#define __USBD_DESC__C
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+/* USER CODE BEGIN INCLUDE */
+
+/* USER CODE END INCLUDE */
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+  * @{
+  */
+
+/** @defgroup USBD_DESC USBD_DESC
+  * @brief Usb device descriptors module.
+  * @{
+  */
+
+/** @defgroup USBD_DESC_Exported_Constants USBD_DESC_Exported_Constants
+  * @brief Constants.
+  * @{
+  */
+#define         DEVICE_ID1          (0x20220000)
+#define         DEVICE_ID2          (0x1B0000)
+#define         DEVICE_ID3          (0x0914)
+
+#define  USB_SIZ_STRING_SERIAL       0x1A
+
+/* USER CODE BEGIN EXPORTED_CONSTANTS */
+
+/* USER CODE END EXPORTED_CONSTANTS */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Exported_Defines USBD_DESC_Exported_Defines
+  * @brief Defines.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_DEFINES */
+
+/* USER CODE END EXPORTED_DEFINES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Exported_TypesDefinitions USBD_DESC_Exported_TypesDefinitions
+  * @brief Types.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_TYPES */
+
+/* USER CODE END EXPORTED_TYPES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Exported_Macros USBD_DESC_Exported_Macros
+  * @brief Aliases.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_MACRO */
+
+/* USER CODE END EXPORTED_MACRO */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Exported_Variables USBD_DESC_Exported_Variables
+  * @brief Public variables.
+  * @{
+  */
+
+/** Descriptor for the Usb device. */
+extern USBD_DescriptorsTypeDef FS_Desc;
+
+/* USER CODE BEGIN EXPORTED_VARIABLES */
+
+/* USER CODE END EXPORTED_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_DESC_Exported_FunctionsPrototype USBD_DESC_Exported_FunctionsPrototype
+  * @brief Public functions declaration.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_FUNCTIONS */
+
+/* USER CODE END EXPORTED_FUNCTIONS */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_DESC__C */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_composite/usb_device.c

@@ -0,0 +1,119 @@
+/*!
+ * \file      usb_device.c
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Includes ------------------------------------------------------------------*/
+
+#include "usb_device.h"
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_hid_mouse.h"
+#include "usbd_hid_keyboard.h"
+#include "usbd_hid_custom.h"
+
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/* USER CODE BEGIN PFP */
+/* Private function prototypes -----------------------------------------------*/
+
+/* USER CODE END PFP */
+
+/* USB Device Core handle declaration. */
+USBD_HandleTypeDef hUsbDeviceFS;
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN 0 */
+extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
+/* USER CODE END 0 */
+
+/*
+ * -- Insert your external function declaration here --
+ */
+void USB_Handler(void) { HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS); }
+
+
+/**
+  * Init USB device Library, add supported class and start the library
+  * @retval None
+  */
+void USB_DEVICE_Init(void)
+{
+  static uint8_t HID_Mouse_EP_Addr[] = {HID_MOUSE_EPIN_ADDR };
+  static uint8_t HID_Keyboard_EP_Addr[] = {HID_KEYBOARD_EPIN_ADDR, HID_KEYBOARD_EPOUT_ADDR };
+  static uint8_t HID_Custom_EP_Addr[] = {HID_CUSTOM_EPIN_ADDR, HID_CUSTOM_EPOUT_ADDR };
+
+#ifdef USE_USBD_COMPOSITE
+
+  if(USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+
+#if USBD_CMPSIT_ACTIVATE_HID_MOUSE
+  /* Register HID class second instance */
+  if(USBD_RegisterClassComposite(&hUsbDeviceFS, USBD_HID_MOUSE_CLASS, CLASS_TYPE_HID_MOUSE, HID_Mouse_EP_Addr) != USBD_OK)
+  {
+    Error_Handler();
+  }
+#endif
+
+#if USBD_CMPSIT_ACTIVATE_HID_KEYBOARD
+  if(USBD_RegisterClassComposite(&hUsbDeviceFS, USBD_HID_KEYBOARD_CLASS, CLASS_TYPE_HID_KEYBOARD, HID_Keyboard_EP_Addr) != USBD_OK)
+  {
+    Error_Handler();
+  }
+#endif
+
+#if USBD_CMPSIT_ACTIVATE_HID_CUSTOM
+  if(USBD_RegisterClassComposite(&hUsbDeviceFS, USBD_HID_CUSTOM_CLASS, CLASS_TYPE_HID_CUSTOM, HID_Custom_EP_Addr) != USBD_OK)
+  {
+    Error_Handler();
+  }
+#endif
+  
+  if(USBD_Start(&hUsbDeviceFS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+
+#endif
+
+}
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_composite/usb_device.h

@@ -0,0 +1,52 @@
+/*!
+ * \file      usb_device.h
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USB_DEVICE_H__
+#define __USB_DEVICE_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+                                    INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+
+extern USBD_HandleTypeDef hUsbDeviceFS;
+
+/*------------------------------------------------------------------------------------
+                                     Exported Functions
+ -------------------------------------------------------------------------------------*/
+void USB_DEVICE_Init( void );
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USB_DEVICE_H__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_composite/usbd_desc.c

@@ -0,0 +1,351 @@
+/*!
+ * \file      usbd_desc.c
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_desc.h"
+#include "usbd_conf.h"
+#include "usbd_core.h"
+
+/*------------------------------------------------------------------------------------
+                                             Macros
+ -------------------------------------------
+ -----------------------------------------*/
+/** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
+ * @brief Private defines.
+ * @{
+ */
+#define USBD_VID                     VID_VAL
+#define USBD_LANGID_STRING           LANG_ID_STR
+#define USBD_MANUFACTURER_STRING     "XinChip"
+#define USBD_PID_FS                  PID_FS_VAL
+#define USBD_PRODUCT_STRING_FS       "XinChip Human interface"
+#define USBD_CONFIGURATION_STRING_FS "HID Config"
+#define USBD_INTERFACE_STRING_FS     "HID Interface"
+
+#define USB_SIZ_BOS_DESC             0x0C
+
+/*------------------------------------------------------------------------------------
+                                          Func Prototypes
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration.
+ * @{
+ */
+static void Get_SerialNum(void);
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len);
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration for FS.
+ * @{
+ */
+
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length);
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed,
+                                      uint16_t *length);
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length);
+#if (USBD_LPM_ENABLED == 1)
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+USBD_DescriptorsTypeDef FS_Desc = {USBD_FS_DeviceDescriptor,
+                                   USBD_FS_LangIDStrDescriptor,
+                                   USBD_FS_ManufacturerStrDescriptor,
+                                   USBD_FS_ProductStrDescriptor,
+                                   USBD_FS_SerialStrDescriptor,
+                                   USBD_FS_ConfigStrDescriptor,
+                                   USBD_FS_InterfaceStrDescriptor
+#if (USBD_LPM_ENABLED == 1)
+                                   ,
+                                   USBD_FS_USR_BOSDescriptor
+#endif /* (USBD_LPM_ENABLED == 1) */
+};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/** USB standard device descriptor. */
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
+    0x12,                 /*bLength */
+    USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
+#if (USBD_LPM_ENABLED == 1)
+    0x01,
+/*bcdUSB */ /* changed to USB version 2.01
+               in order to support LPM L1 suspend
+               resume test of USBCV3.0*/
+#else
+    0x00, /*bcdUSB */
+#endif /* (USBD_LPM_ENABLED == 1) */
+    0x02,
+    DEV_CLASS,           /*bDeviceClass*/
+    DEV_SUB_CLASS,       /*bDeviceSubClass*/
+    DEV_PROTOCOL,        /*bDeviceProtocol*/
+    USB_MAX_EP0_SIZE,    /*bMaxPacketSize*/
+    LOBYTE(USBD_VID),    /*idVendor*/
+    HIBYTE(USBD_VID),    /*idVendor*/
+    LOBYTE(USBD_PID_FS), /*idProduct*/
+    HIBYTE(USBD_PID_FS), /*idProduct*/
+    0x00,                /*bcdDevice rel. 2.00*/
+    0x02,
+    USBD_IDX_MFC_STR,          /*Index of manufacturer  string*/
+    USBD_IDX_PRODUCT_STR,      /*Index of product string*/
+    USBD_IDX_SERIAL_STR,       /*Index of serial number string*/
+    USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
+};
+
+/* USB_DeviceDescriptor */
+/** BOS descriptor. */
+#if (USBD_LPM_ENABLED == 1)
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+__ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END = {
+    0x5, USB_DESC_TYPE_BOS, 0xC, 0x0, 0x1,   /* 1 device capability*/
+                                             /* device capability*/
+    0x7, USB_DEVICE_CAPABITY_TYPE, 0x2, 0x2, /* LPM capability bit set*/
+    0x0, 0x0, 0x0};
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+
+/** USB lang identifier descriptor. */
+__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
+    USB_LEN_LANGID_STR_DESC, USB_DESC_TYPE_STRING, LOBYTE(USBD_LANGID_STRING),
+    HIBYTE(USBD_LANGID_STRING)};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/* Internal string descriptor. */
+__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
+
+#if defined(__ICCARM__) /*!< IAR Compiler */
+#pragma data_alignment = 4
+#endif
+__ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
+    USB_SIZ_STRING_SERIAL,
+    USB_DESC_TYPE_STRING,
+};
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief  Return the device descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    *length = sizeof(USBD_FS_DeviceDesc);
+    return USBD_FS_DeviceDesc;
+}
+
+/**
+ * @brief  Return the LangID string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_LangIDDesc);
+    return USBD_LangIDDesc;
+}
+
+/**
+ * @brief  Return the product string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the manufacturer string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length)
+{
+    UNUSED(speed);
+    USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the serial number string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = USB_SIZ_STRING_SERIAL;
+
+    /* Update the serial number string descriptor with the data from the unique
+     * ID */
+    Get_SerialNum();
+    /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
+
+    /* USER CODE END USBD_FS_SerialStrDescriptor */
+    return (uint8_t *)USBD_StringSerial;
+}
+
+/**
+ * @brief  Return the configuration string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == USBD_SPEED_HIGH) {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the interface string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+#if (USBD_LPM_ENABLED == 1)
+/**
+ * @brief  Return the BOS descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_FS_BOSDesc);
+    return (uint8_t *)USBD_FS_BOSDesc;
+}
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+ * @brief  Create the serial number string descriptor
+ * @param  None
+ * @retval None
+ */
+static void Get_SerialNum(void)
+{
+    uint32_t deviceserial0, deviceserial1, deviceserial2;
+
+    deviceserial0  = DEVICE_ID1;
+    deviceserial1  = DEVICE_ID2;
+    deviceserial2  = DEVICE_ID3;
+
+    deviceserial0 += deviceserial2;
+
+    if (deviceserial0 != 0) {
+        IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
+        IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
+    }
+}
+
+/**
+ * @brief  Convert Hex 32Bits value into char
+ * @param  value: value to convert
+ * @param  pbuf: pointer to the buffer
+ * @param  len: buffer length
+ * @retval None
+ */
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len)
+{
+    uint8_t idx = 0;
+
+    for (idx = 0; idx < len; idx++) {
+        if (((value >> 28)) < 0xA) {
+            pbuf[2 * idx] = (value >> 28) + '0';
+        } else {
+            pbuf[2 * idx] = (value >> 28) + 'A' - 10;
+        }
+
+        value             = value << 4;
+
+        pbuf[2 * idx + 1] = 0;
+    }
+}
+/**
+ * @}
+ */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_composite/usbd_desc.h

@@ -0,0 +1,77 @@
+/*!
+ * \file      usbd_desc.h
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_DESC__C__
+#define __USBD_DESC__C__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+	                               INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+ #include "usbd_def.h"
+
+/*------------------------------------------------------------------------------------
+	                                    Macros
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Exported_Constants USBD_DESC_Exported_Constants
+  * @brief Constants.
+  * @{
+  */
+#define  VID_VAL                     0x0483
+#define  LANG_ID_STR                 1033
+#define  PID_FS_VAL                  0x572a//0x572a //  0xdf11
+
+#define  DEVICE_ID1                  0x20860000
+#define  DEVICE_ID2                  0x5330
+#define  DEVICE_ID3                  0x6336
+
+#define  DEV_CLASS                   0x00
+#define  DEV_SUB_CLASS               0x00
+#define  DEV_PROTOCOL                0x00
+
+#define  USB_SIZ_STRING_SERIAL       0x1A
+/**
+  * @}
+  */
+
+/*------------------------------------------------------------------------------------
+	                                 Global Variables
+ -------------------------------------------------------------------------------------*/
+/** Descriptor for the Usb device. */
+extern USBD_DescriptorsTypeDef FS_Desc;
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_DESC__C__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_custom/usb_device.c

@@ -0,0 +1,90 @@
+/*!
+ * \file      usb_device.c
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Includes ------------------------------------------------------------------*/
+
+#include "usb_device.h"
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_hid_custom.h"
+
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/* USER CODE BEGIN PFP */
+/* Private function prototypes -----------------------------------------------*/
+
+/* USER CODE END PFP */
+
+/* USB Device Core handle declaration. */
+USBD_HandleTypeDef hUsbDeviceFS;
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN 0 */
+extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
+/* USER CODE END 0 */
+
+/*
+ * -- Insert your external function declaration here --
+ */
+void USB_Handler(void) { HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS); }
+
+
+/**
+  * Init USB device Library, add supported class and start the library
+  * @retval None
+  */
+void USB_DEVICE_Init(void)
+{
+  /* Init Device Library, add supported class and start the library. */
+  if (USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_RegisterClass(&hUsbDeviceFS, USBD_HID_CUSTOM_CLASS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_Start(&hUsbDeviceFS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+}
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_custom/usb_device.h

@@ -0,0 +1,52 @@
+/*!
+ * \file      usb_device.h
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USB_DEVICE_H__
+#define __USB_DEVICE_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+                                    INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+
+extern USBD_HandleTypeDef hUsbDeviceFS;
+
+/*------------------------------------------------------------------------------------
+                                     Exported Functions
+ -------------------------------------------------------------------------------------*/
+void USB_DEVICE_Init( void );
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USB_DEVICE_H__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_custom/usbd_desc.c

@@ -0,0 +1,350 @@
+/*!
+ * \file      usbd_desc.c
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_desc.h"
+#include "usbd_conf.h"
+#include "usbd_core.h"
+
+/*------------------------------------------------------------------------------------
+                                             Macros
+ ------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
+ * @brief Private defines.
+ * @{
+ */
+#define USBD_VID                     VID_VAL
+#define USBD_LANGID_STRING           LANG_ID_STR
+#define USBD_MANUFACTURER_STRING     "XinChip"
+#define USBD_PID_FS                  PID_FS_VAL
+#define USBD_PRODUCT_STRING_FS       "XinChip HID Keyboard Product"
+#define USBD_CONFIGURATION_STRING_FS "HID Keyboard Config"
+#define USBD_INTERFACE_STRING_FS     "HID Keyboard Interface"
+
+#define USB_SIZ_BOS_DESC             0x0C
+
+/*------------------------------------------------------------------------------------
+                                          Func Prototypes
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration.
+ * @{
+ */
+static void Get_SerialNum(void);
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len);
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration for FS.
+ * @{
+ */
+
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length);
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed,
+                                      uint16_t *length);
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length);
+#if (USBD_LPM_ENABLED == 1)
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+USBD_DescriptorsTypeDef FS_Desc = {USBD_FS_DeviceDescriptor,
+                                   USBD_FS_LangIDStrDescriptor,
+                                   USBD_FS_ManufacturerStrDescriptor,
+                                   USBD_FS_ProductStrDescriptor,
+                                   USBD_FS_SerialStrDescriptor,
+                                   USBD_FS_ConfigStrDescriptor,
+                                   USBD_FS_InterfaceStrDescriptor
+#if (USBD_LPM_ENABLED == 1)
+                                   ,
+                                   USBD_FS_USR_BOSDescriptor
+#endif /* (USBD_LPM_ENABLED == 1) */
+};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/** USB standard device descriptor. */
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
+    0x12,                 /*bLength */
+    USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
+#if (USBD_LPM_ENABLED == 1)
+    0x01,
+/*bcdUSB */ /* changed to USB version 2.01
+               in order to support LPM L1 suspend
+               resume test of USBCV3.0*/
+#else
+    0x00, /*bcdUSB */
+#endif /* (USBD_LPM_ENABLED == 1) */
+    0x02,
+    DEV_CLASS,           /*bDeviceClass*/
+    DEV_SUB_CLASS,       /*bDeviceSubClass*/
+    DEV_PROTOCOL,        /*bDeviceProtocol*/
+    USB_MAX_EP0_SIZE,    /*bMaxPacketSize*/
+    LOBYTE(USBD_VID),    /*idVendor*/
+    HIBYTE(USBD_VID),    /*idVendor*/
+    LOBYTE(USBD_PID_FS), /*idProduct*/
+    HIBYTE(USBD_PID_FS), /*idProduct*/
+    0x00,                /*bcdDevice rel. 2.00*/
+    0x02,
+    USBD_IDX_MFC_STR,          /*Index of manufacturer  string*/
+    USBD_IDX_PRODUCT_STR,      /*Index of product string*/
+    USBD_IDX_SERIAL_STR,       /*Index of serial number string*/
+    USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
+};
+
+/* USB_DeviceDescriptor */
+/** BOS descriptor. */
+#if (USBD_LPM_ENABLED == 1)
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+__ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END = {
+    0x5, USB_DESC_TYPE_BOS, 0xC, 0x0, 0x1,   /* 1 device capability*/
+                                             /* device capability*/
+    0x7, USB_DEVICE_CAPABITY_TYPE, 0x2, 0x2, /* LPM capability bit set*/
+    0x0, 0x0, 0x0};
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+
+/** USB lang identifier descriptor. */
+__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
+    USB_LEN_LANGID_STR_DESC, USB_DESC_TYPE_STRING, LOBYTE(USBD_LANGID_STRING),
+    HIBYTE(USBD_LANGID_STRING)};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/* Internal string descriptor. */
+__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
+
+#if defined(__ICCARM__) /*!< IAR Compiler */
+#pragma data_alignment = 4
+#endif
+__ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
+    USB_SIZ_STRING_SERIAL,
+    USB_DESC_TYPE_STRING,
+};
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief  Return the device descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    *length = sizeof(USBD_FS_DeviceDesc);
+    return USBD_FS_DeviceDesc;
+}
+
+/**
+ * @brief  Return the LangID string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_LangIDDesc);
+    return USBD_LangIDDesc;
+}
+
+/**
+ * @brief  Return the product string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the manufacturer string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length)
+{
+    UNUSED(speed);
+    USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the serial number string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = USB_SIZ_STRING_SERIAL;
+
+    /* Update the serial number string descriptor with the data from the unique
+     * ID */
+    Get_SerialNum();
+    /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
+
+    /* USER CODE END USBD_FS_SerialStrDescriptor */
+    return (uint8_t *)USBD_StringSerial;
+}
+
+/**
+ * @brief  Return the configuration string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == USBD_SPEED_HIGH) {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the interface string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+#if (USBD_LPM_ENABLED == 1)
+/**
+ * @brief  Return the BOS descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_FS_BOSDesc);
+    return (uint8_t *)USBD_FS_BOSDesc;
+}
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+ * @brief  Create the serial number string descriptor
+ * @param  None
+ * @retval None
+ */
+static void Get_SerialNum(void)
+{
+    uint32_t deviceserial0, deviceserial1, deviceserial2;
+
+    deviceserial0  = DEVICE_ID1;
+    deviceserial1  = DEVICE_ID2;
+    deviceserial2  = DEVICE_ID3;
+
+    deviceserial0 += deviceserial2;
+
+    if (deviceserial0 != 0) {
+        IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
+        IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
+    }
+}
+
+/**
+ * @brief  Convert Hex 32Bits value into char
+ * @param  value: value to convert
+ * @param  pbuf: pointer to the buffer
+ * @param  len: buffer length
+ * @retval None
+ */
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len)
+{
+    uint8_t idx = 0;
+
+    for (idx = 0; idx < len; idx++) {
+        if (((value >> 28)) < 0xA) {
+            pbuf[2 * idx] = (value >> 28) + '0';
+        } else {
+            pbuf[2 * idx] = (value >> 28) + 'A' - 10;
+        }
+
+        value             = value << 4;
+
+        pbuf[2 * idx + 1] = 0;
+    }
+}
+/**
+ * @}
+ */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_custom/usbd_desc.h

@@ -0,0 +1,77 @@
+/*!
+ * \file      usbd_desc.h
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_DESC__C__
+#define __USBD_DESC__C__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+	                               INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+ #include "usbd_def.h"
+
+/*------------------------------------------------------------------------------------
+	                                    Macros
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Exported_Constants USBD_DESC_Exported_Constants
+  * @brief Constants.
+  * @{
+  */
+#define  VID_VAL                     0x0483
+#define  LANG_ID_STR                 1033
+#define  PID_FS_VAL                  0x572a//0x572a //  0xdf11
+
+#define  DEVICE_ID1                  0x20860000
+#define  DEVICE_ID2                  0x5330
+#define  DEVICE_ID3                  0x6336
+
+#define  DEV_CLASS                   0x00
+#define  DEV_SUB_CLASS               0x00
+#define  DEV_PROTOCOL                0x00
+
+#define  USB_SIZ_STRING_SERIAL       0x1A
+/**
+  * @}
+  */
+
+/*------------------------------------------------------------------------------------
+	                                 Global Variables
+ -------------------------------------------------------------------------------------*/
+/** Descriptor for the Usb device. */
+extern USBD_DescriptorsTypeDef FS_Desc;
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_DESC__C__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_keyboard/usb_device.c

@@ -0,0 +1,90 @@
+/*!
+ * \file      usb_device.c
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Includes ------------------------------------------------------------------*/
+
+#include "usb_device.h"
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_hid_keyboard.h"
+
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/* USER CODE BEGIN PFP */
+/* Private function prototypes -----------------------------------------------*/
+
+/* USER CODE END PFP */
+
+/* USB Device Core handle declaration. */
+USBD_HandleTypeDef hUsbDeviceFS;
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN 0 */
+extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
+/* USER CODE END 0 */
+
+/*
+ * -- Insert your external function declaration here --
+ */
+void USB_Handler(void) { HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS); }
+
+
+/**
+  * Init USB device Library, add supported class and start the library
+  * @retval None
+  */
+void USB_DEVICE_Init(void)
+{
+  /* Init Device Library, add supported class and start the library. */
+  if (USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_RegisterClass(&hUsbDeviceFS, USBD_HID_KEYBOARD_CLASS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if(USBD_Start(&hUsbDeviceFS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+}
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_keyboard/usb_device.h

@@ -0,0 +1,52 @@
+/*!
+ * \file      usb_device.h
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USB_DEVICE_H__
+#define __USB_DEVICE_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+                                    INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+
+extern USBD_HandleTypeDef hUsbDeviceFS;
+
+/*------------------------------------------------------------------------------------
+                                     Exported Functions
+ -------------------------------------------------------------------------------------*/
+void USB_DEVICE_Init( void );
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USB_DEVICE_H__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_keyboard/usbd_desc.c

@@ -0,0 +1,350 @@
+/*!
+ * \file      usbd_desc.c
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_desc.h"
+#include "usbd_conf.h"
+#include "usbd_core.h"
+
+/*------------------------------------------------------------------------------------
+                                             Macros
+ ------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
+ * @brief Private defines.
+ * @{
+ */
+#define USBD_VID                     VID_VAL
+#define USBD_LANGID_STRING           LANG_ID_STR
+#define USBD_MANUFACTURER_STRING     "XinChip"
+#define USBD_PID_FS                  PID_FS_VAL
+#define USBD_PRODUCT_STRING_FS       "XinChip HID Keyboard Product"
+#define USBD_CONFIGURATION_STRING_FS "HID Keyboard Config"
+#define USBD_INTERFACE_STRING_FS     "HID Keyboard Interface"
+
+#define USB_SIZ_BOS_DESC             0x0C
+
+/*------------------------------------------------------------------------------------
+                                          Func Prototypes
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration.
+ * @{
+ */
+static void Get_SerialNum(void);
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len);
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration for FS.
+ * @{
+ */
+
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length);
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed,
+                                      uint16_t *length);
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length);
+#if (USBD_LPM_ENABLED == 1)
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+USBD_DescriptorsTypeDef FS_Desc = {USBD_FS_DeviceDescriptor,
+                                   USBD_FS_LangIDStrDescriptor,
+                                   USBD_FS_ManufacturerStrDescriptor,
+                                   USBD_FS_ProductStrDescriptor,
+                                   USBD_FS_SerialStrDescriptor,
+                                   USBD_FS_ConfigStrDescriptor,
+                                   USBD_FS_InterfaceStrDescriptor
+#if (USBD_LPM_ENABLED == 1)
+                                   ,
+                                   USBD_FS_USR_BOSDescriptor
+#endif /* (USBD_LPM_ENABLED == 1) */
+};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/** USB standard device descriptor. */
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
+    0x12,                 /*bLength */
+    USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
+#if (USBD_LPM_ENABLED == 1)
+    0x01,
+/*bcdUSB */ /* changed to USB version 2.01
+               in order to support LPM L1 suspend
+               resume test of USBCV3.0*/
+#else
+    0x00, /*bcdUSB */
+#endif /* (USBD_LPM_ENABLED == 1) */
+    0x02,
+    DEV_CLASS,           /*bDeviceClass*/
+    DEV_SUB_CLASS,       /*bDeviceSubClass*/
+    DEV_PROTOCOL,        /*bDeviceProtocol*/
+    USB_MAX_EP0_SIZE,    /*bMaxPacketSize*/
+    LOBYTE(USBD_VID),    /*idVendor*/
+    HIBYTE(USBD_VID),    /*idVendor*/
+    LOBYTE(USBD_PID_FS), /*idProduct*/
+    HIBYTE(USBD_PID_FS), /*idProduct*/
+    0x00,                /*bcdDevice rel. 2.00*/
+    0x02,
+    USBD_IDX_MFC_STR,          /*Index of manufacturer  string*/
+    USBD_IDX_PRODUCT_STR,      /*Index of product string*/
+    USBD_IDX_SERIAL_STR,       /*Index of serial number string*/
+    USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
+};
+
+/* USB_DeviceDescriptor */
+/** BOS descriptor. */
+#if (USBD_LPM_ENABLED == 1)
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+__ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END = {
+    0x5, USB_DESC_TYPE_BOS, 0xC, 0x0, 0x1,   /* 1 device capability*/
+                                             /* device capability*/
+    0x7, USB_DEVICE_CAPABITY_TYPE, 0x2, 0x2, /* LPM capability bit set*/
+    0x0, 0x0, 0x0};
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+
+/** USB lang identifier descriptor. */
+__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
+    USB_LEN_LANGID_STR_DESC, USB_DESC_TYPE_STRING, LOBYTE(USBD_LANGID_STRING),
+    HIBYTE(USBD_LANGID_STRING)};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/* Internal string descriptor. */
+__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
+
+#if defined(__ICCARM__) /*!< IAR Compiler */
+#pragma data_alignment = 4
+#endif
+__ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
+    USB_SIZ_STRING_SERIAL,
+    USB_DESC_TYPE_STRING,
+};
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief  Return the device descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    *length = sizeof(USBD_FS_DeviceDesc);
+    return USBD_FS_DeviceDesc;
+}
+
+/**
+ * @brief  Return the LangID string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_LangIDDesc);
+    return USBD_LangIDDesc;
+}
+
+/**
+ * @brief  Return the product string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the manufacturer string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length)
+{
+    UNUSED(speed);
+    USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the serial number string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = USB_SIZ_STRING_SERIAL;
+
+    /* Update the serial number string descriptor with the data from the unique
+     * ID */
+    Get_SerialNum();
+    /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
+
+    /* USER CODE END USBD_FS_SerialStrDescriptor */
+    return (uint8_t *)USBD_StringSerial;
+}
+
+/**
+ * @brief  Return the configuration string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == USBD_SPEED_HIGH) {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the interface string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+#if (USBD_LPM_ENABLED == 1)
+/**
+ * @brief  Return the BOS descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_FS_BOSDesc);
+    return (uint8_t *)USBD_FS_BOSDesc;
+}
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+ * @brief  Create the serial number string descriptor
+ * @param  None
+ * @retval None
+ */
+static void Get_SerialNum(void)
+{
+    uint32_t deviceserial0, deviceserial1, deviceserial2;
+
+    deviceserial0  = DEVICE_ID1;
+    deviceserial1  = DEVICE_ID2;
+    deviceserial2  = DEVICE_ID3;
+
+    deviceserial0 += deviceserial2;
+
+    if (deviceserial0 != 0) {
+        IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
+        IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
+    }
+}
+
+/**
+ * @brief  Convert Hex 32Bits value into char
+ * @param  value: value to convert
+ * @param  pbuf: pointer to the buffer
+ * @param  len: buffer length
+ * @retval None
+ */
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len)
+{
+    uint8_t idx = 0;
+
+    for (idx = 0; idx < len; idx++) {
+        if (((value >> 28)) < 0xA) {
+            pbuf[2 * idx] = (value >> 28) + '0';
+        } else {
+            pbuf[2 * idx] = (value >> 28) + 'A' - 10;
+        }
+
+        value             = value << 4;
+
+        pbuf[2 * idx + 1] = 0;
+    }
+}
+/**
+ * @}
+ */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_keyboard/usbd_desc.h

@@ -0,0 +1,77 @@
+/*!
+ * \file      usbd_desc.h
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_DESC__C__
+#define __USBD_DESC__C__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+	                               INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+ #include "usbd_def.h"
+
+/*------------------------------------------------------------------------------------
+	                                    Macros
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Exported_Constants USBD_DESC_Exported_Constants
+  * @brief Constants.
+  * @{
+  */
+#define  VID_VAL                     0x0483
+#define  LANG_ID_STR                 1033
+#define  PID_FS_VAL                  0x572a//0x572a //  0xdf11
+
+#define  DEVICE_ID1                  0x20860000
+#define  DEVICE_ID2                  0x5330
+#define  DEVICE_ID3                  0x6336
+
+#define  DEV_CLASS                   0x00
+#define  DEV_SUB_CLASS               0x00
+#define  DEV_PROTOCOL                0x00
+
+#define  USB_SIZ_STRING_SERIAL       0x1A
+/**
+  * @}
+  */
+
+/*------------------------------------------------------------------------------------
+	                                 Global Variables
+ -------------------------------------------------------------------------------------*/
+/** Descriptor for the Usb device. */
+extern USBD_DescriptorsTypeDef FS_Desc;
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_DESC__C__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_mouse/usb_device.c

@@ -0,0 +1,73 @@
+/*!
+ * \file      usb_device.c
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usb_device.h"
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_hid_mouse.h"
+
+/*------------------------------------------------------------------------------------
+                                             Macros
+ -------------------------------------------------------------------------------------*/
+
+
+/*------------------------------------------------------------------------------------
+                                         Global Variables
+ -------------------------------------------------------------------------------------*/
+/* USB Device Core handle declaration. */
+USBD_HandleTypeDef hUsbDeviceFS;
+extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief     This function handles USB On The Go FS global interrupt.
+ * @param     void
+ * @retval    void
+ */
+void USB_Handler(void) { HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS); }
+
+/**
+ * @brief     Init USB device Library, add supported class and start the library
+ * @param     void
+ * @retval    void
+ */
+void USB_DEVICE_Init(void)
+{
+  if (USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_RegisterClass(&hUsbDeviceFS, USBD_HID_MOUSE_CLASS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if(USBD_Start(&hUsbDeviceFS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+}

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_mouse/usb_device.h

@@ -0,0 +1,52 @@
+/*!
+ * \file      usb_device.h
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USB_DEVICE_H__
+#define __USB_DEVICE_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+                                INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_def.h"
+    
+    
+extern USBD_HandleTypeDef hUsbDeviceFS;
+
+
+/*------------------------------------------------------------------------------------
+                                    Exported Functions
+ -------------------------------------------------------------------------------------*/ 
+void USB_DEVICE_Init( void );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USB_DEVICE_H__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_mouse/usbd_desc.c

@@ -0,0 +1,350 @@
+/*!
+ * \file      usbd_desc.c
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_desc.h"
+#include "usbd_conf.h"
+#include "usbd_core.h"
+
+/*------------------------------------------------------------------------------------
+                                             Macros
+ ------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
+ * @brief Private defines.
+ * @{
+ */
+#define USBD_VID                     VID_VAL
+#define USBD_LANGID_STRING           LANG_ID_STR
+#define USBD_MANUFACTURER_STRING     "XinChip"
+#define USBD_PID_FS                  PID_FS_VAL
+#define USBD_PRODUCT_STRING_FS       "XinChip HID Mouse Product"
+#define USBD_CONFIGURATION_STRING_FS "HID Mouse Config"
+#define USBD_INTERFACE_STRING_FS     "HID Mouse Interface"
+
+#define USB_SIZ_BOS_DESC             0x0C
+
+/*------------------------------------------------------------------------------------
+                                          Func Prototypes
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration.
+ * @{
+ */
+static void Get_SerialNum(void);
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len);
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration for FS.
+ * @{
+ */
+
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length);
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed,
+                                      uint16_t *length);
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length);
+#if (USBD_LPM_ENABLED == 1)
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+USBD_DescriptorsTypeDef FS_Desc = {USBD_FS_DeviceDescriptor,
+                                   USBD_FS_LangIDStrDescriptor,
+                                   USBD_FS_ManufacturerStrDescriptor,
+                                   USBD_FS_ProductStrDescriptor,
+                                   USBD_FS_SerialStrDescriptor,
+                                   USBD_FS_ConfigStrDescriptor,
+                                   USBD_FS_InterfaceStrDescriptor
+#if (USBD_LPM_ENABLED == 1)
+                                   ,
+                                   USBD_FS_USR_BOSDescriptor
+#endif /* (USBD_LPM_ENABLED == 1) */
+};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/** USB standard device descriptor. */
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
+    0x12,                 /*bLength */
+    USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
+#if (USBD_LPM_ENABLED == 1)
+    0x01,
+/*bcdUSB */ /* changed to USB version 2.01
+               in order to support LPM L1 suspend
+               resume test of USBCV3.0*/
+#else
+    0x00, /*bcdUSB */
+#endif /* (USBD_LPM_ENABLED == 1) */
+    0x02,
+    DEV_CLASS,           /*bDeviceClass*/
+    DEV_SUB_CLASS,       /*bDeviceSubClass*/
+    DEV_PROTOCOL,        /*bDeviceProtocol*/
+    USB_MAX_EP0_SIZE,    /*bMaxPacketSize*/
+    LOBYTE(USBD_VID),    /*idVendor*/
+    HIBYTE(USBD_VID),    /*idVendor*/
+    LOBYTE(USBD_PID_FS), /*idProduct*/
+    HIBYTE(USBD_PID_FS), /*idProduct*/
+    0x00,                /*bcdDevice rel. 2.00*/
+    0x02,
+    USBD_IDX_MFC_STR,          /*Index of manufacturer  string*/
+    USBD_IDX_PRODUCT_STR,      /*Index of product string*/
+    USBD_IDX_SERIAL_STR,       /*Index of serial number string*/
+    USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
+};
+
+/* USB_DeviceDescriptor */
+/** BOS descriptor. */
+#if (USBD_LPM_ENABLED == 1)
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+__ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END = {
+    0x5, USB_DESC_TYPE_BOS, 0xC, 0x0, 0x1,   /* 1 device capability*/
+                                             /* device capability*/
+    0x7, USB_DEVICE_CAPABITY_TYPE, 0x2, 0x2, /* LPM capability bit set*/
+    0x0, 0x0, 0x0};
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+
+/** USB lang identifier descriptor. */
+__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
+    USB_LEN_LANGID_STR_DESC, USB_DESC_TYPE_STRING, LOBYTE(USBD_LANGID_STRING),
+    HIBYTE(USBD_LANGID_STRING)};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/* Internal string descriptor. */
+__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
+
+#if defined(__ICCARM__) /*!< IAR Compiler */
+#pragma data_alignment = 4
+#endif
+__ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
+    USB_SIZ_STRING_SERIAL,
+    USB_DESC_TYPE_STRING,
+};
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief  Return the device descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    *length = sizeof(USBD_FS_DeviceDesc);
+    return USBD_FS_DeviceDesc;
+}
+
+/**
+ * @brief  Return the LangID string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_LangIDDesc);
+    return USBD_LangIDDesc;
+}
+
+/**
+ * @brief  Return the product string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the manufacturer string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length)
+{
+    UNUSED(speed);
+    USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the serial number string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = USB_SIZ_STRING_SERIAL;
+
+    /* Update the serial number string descriptor with the data from the unique
+     * ID */
+    Get_SerialNum();
+    /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
+
+    /* USER CODE END USBD_FS_SerialStrDescriptor */
+    return (uint8_t *)USBD_StringSerial;
+}
+
+/**
+ * @brief  Return the configuration string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == USBD_SPEED_HIGH) {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the interface string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+#if (USBD_LPM_ENABLED == 1)
+/**
+ * @brief  Return the BOS descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_FS_BOSDesc);
+    return (uint8_t *)USBD_FS_BOSDesc;
+}
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+ * @brief  Create the serial number string descriptor
+ * @param  None
+ * @retval None
+ */
+static void Get_SerialNum(void)
+{
+    uint32_t deviceserial0, deviceserial1, deviceserial2;
+
+    deviceserial0  = DEVICE_ID1;
+    deviceserial1  = DEVICE_ID2;
+    deviceserial2  = DEVICE_ID3;
+
+    deviceserial0 += deviceserial2;
+
+    if (deviceserial0 != 0) {
+        IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
+        IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
+    }
+}
+
+/**
+ * @brief  Convert Hex 32Bits value into char
+ * @param  value: value to convert
+ * @param  pbuf: pointer to the buffer
+ * @param  len: buffer length
+ * @retval None
+ */
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len)
+{
+    uint8_t idx = 0;
+
+    for (idx = 0; idx < len; idx++) {
+        if (((value >> 28)) < 0xA) {
+            pbuf[2 * idx] = (value >> 28) + '0';
+        } else {
+            pbuf[2 * idx] = (value >> 28) + 'A' - 10;
+        }
+
+        value             = value << 4;
+
+        pbuf[2 * idx + 1] = 0;
+    }
+}
+/**
+ * @}
+ */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/hid_mouse/usbd_desc.h

@@ -0,0 +1,76 @@
+/*!
+ * \file      usbd_desc.h
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_DESC__C__
+#define __USBD_DESC__C__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+ #include "usbd_def.h"
+
+/* Macros ------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Exported_Constants USBD_DESC_Exported_Constants
+  * @brief Constants.
+  * @{
+  */
+
+#define  VID_VAL                     1155
+#define  LANG_ID_STR                 1033
+#define  PID_FS_VAL                  17799
+
+#define  DEVICE_ID1                  0x20220000
+#define  DEVICE_ID2                  0x1D0000
+#define  DEVICE_ID3                  0x1122
+
+
+#define  DEV_CLASS                   0x00
+#define  DEV_SUB_CLASS               0x00
+#define  DEV_PROTOCOL                0x00
+
+#define  USB_SIZ_STRING_SERIAL       0x1A
+
+/**
+  * @}
+  */
+
+/*------------------------------------------------------------------------------------
+	                                 Global Variables
+ -------------------------------------------------------------------------------------*/
+/** Descriptor for the Usb device. */
+extern USBD_DescriptorsTypeDef FS_Desc;
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_DESC__C__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usb_device.c

@@ -0,0 +1,98 @@
+/*!
+ * \file      usb_device.c
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Includes ------------------------------------------------------------------*/
+
+#include "usb_device.h"
+#include "usbd_core.h"
+#include "usbd_desc.h"
+#include "usbd_msc.h"
+#include "usbd_storage_if.h"
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/* USER CODE BEGIN PFP */
+/* Private function prototypes -----------------------------------------------*/
+
+/* USER CODE END PFP */
+
+/* USB Device Core handle declaration. */
+USBD_HandleTypeDef hUsbDeviceFS;
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN 0 */
+extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
+/* USER CODE END 0 */
+
+/*
+ * -- Insert your external function declaration here --
+ */
+void USB_Handler(void) { HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS); }
+
+
+/**
+  * Init USB device Library, add supported class and start the library
+  * @retval None
+  */
+void USB_DEVICE_Init(void)
+{
+  /* USER CODE BEGIN USB_DEVICE_Init_PreTreatment */
+
+  /* Init Device Library, add supported class and start the library. */
+  if (USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+
+  if (USBD_RegisterClass(&hUsbDeviceFS, USBD_MSC_CLASS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_MSC_RegisterStorage(&hUsbDeviceFS, &USBD_Storage_Interface_fops_FS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  if (USBD_Start(&hUsbDeviceFS) != USBD_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN USB_DEVICE_Init_PostTreatment */
+}
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usb_device.h

@@ -0,0 +1,47 @@
+/*!
+ * \file      usb_device.h
+ *
+ * \brief     Target usb device implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USB_DEVICE_H__
+#define __USB_DEVICE_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+                                   INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+/*------------------------------------------------------------------------------------
+                                    Exported Functions
+ -------------------------------------------------------------------------------------*/
+void USB_DEVICE_Init( void );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USB_DEVICE_H__ */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usbd_desc.c

@@ -0,0 +1,350 @@
+/*!
+ * \file      usbd_desc.c
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_desc.h"
+#include "usbd_conf.h"
+#include "usbd_core.h"
+
+/*------------------------------------------------------------------------------------
+                                             Macros
+ ------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
+ * @brief Private defines.
+ * @{
+ */
+#define USBD_VID                     VID_VAL
+#define USBD_LANGID_STRING           LANG_ID_STR
+#define USBD_MANUFACTURER_STRING     "XinChip"
+#define USBD_PID_FS                  PID_FS_VAL
+#define USBD_PRODUCT_STRING_FS       "XinChip Mass Storage"
+#define USBD_CONFIGURATION_STRING_FS "MSC Config"
+#define USBD_INTERFACE_STRING_FS     "MSC Interface"
+
+#define USB_SIZ_BOS_DESC             0x0C
+
+/*------------------------------------------------------------------------------------
+                                          Func Prototypes
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration.
+ * @{
+ */
+static void Get_SerialNum(void);
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len);
+
+/** @defgroup USBD_DESC_Private_FunctionPrototypes
+ * USBD_DESC_Private_FunctionPrototypes
+ * @brief Private functions declaration for FS.
+ * @{
+ */
+
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length);
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed,
+                                      uint16_t *length);
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length);
+#if (USBD_LPM_ENABLED == 1)
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+USBD_DescriptorsTypeDef FS_Desc = {USBD_FS_DeviceDescriptor,
+                                   USBD_FS_LangIDStrDescriptor,
+                                   USBD_FS_ManufacturerStrDescriptor,
+                                   USBD_FS_ProductStrDescriptor,
+                                   USBD_FS_SerialStrDescriptor,
+                                   USBD_FS_ConfigStrDescriptor,
+                                   USBD_FS_InterfaceStrDescriptor
+#if (USBD_LPM_ENABLED == 1)
+                                   ,
+                                   USBD_FS_USR_BOSDescriptor
+#endif /* (USBD_LPM_ENABLED == 1) */
+};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/** USB standard device descriptor. */
+__ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
+    0x12,                 /*bLength */
+    USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
+#if (USBD_LPM_ENABLED == 1)
+    0x01,
+/*bcdUSB */ /* changed to USB version 2.01
+               in order to support LPM L1 suspend
+               resume test of USBCV3.0*/
+#else
+    0x00, /*bcdUSB */
+#endif /* (USBD_LPM_ENABLED == 1) */
+    0x02,
+    DEV_CLASS,           /*bDeviceClass*/
+    DEV_SUB_CLASS,       /*bDeviceSubClass*/
+    DEV_PROTOCOL,        /*bDeviceProtocol*/
+    USB_MAX_EP0_SIZE,    /*bMaxPacketSize*/
+    LOBYTE(USBD_VID),    /*idVendor*/
+    HIBYTE(USBD_VID),    /*idVendor*/
+    LOBYTE(USBD_PID_FS), /*idProduct*/
+    HIBYTE(USBD_PID_FS), /*idProduct*/
+    0x00,                /*bcdDevice rel. 2.00*/
+    0x02,
+    USBD_IDX_MFC_STR,          /*Index of manufacturer  string*/
+    USBD_IDX_PRODUCT_STR,      /*Index of product string*/
+    USBD_IDX_SERIAL_STR,       /*Index of serial number string*/
+    USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
+};
+
+/* USB_DeviceDescriptor */
+/** BOS descriptor. */
+#if (USBD_LPM_ENABLED == 1)
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+__ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END = {
+    0x5, USB_DESC_TYPE_BOS, 0xC, 0x0, 0x1,   /* 1 device capability*/
+                                             /* device capability*/
+    0x7, USB_DEVICE_CAPABITY_TYPE, 0x2, 0x2, /* LPM capability bit set*/
+    0x0, 0x0, 0x0};
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
+ * @brief Private variables.
+ * @{
+ */
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+
+/** USB lang identifier descriptor. */
+__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
+    USB_LEN_LANGID_STR_DESC, USB_DESC_TYPE_STRING, LOBYTE(USBD_LANGID_STRING),
+    HIBYTE(USBD_LANGID_STRING)};
+
+#if defined(__ICCARM__) /* IAR Compiler */
+#pragma data_alignment = 4
+#endif /* defined ( __ICCARM__ ) */
+/* Internal string descriptor. */
+__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
+
+#if defined(__ICCARM__) /*!< IAR Compiler */
+#pragma data_alignment = 4
+#endif
+__ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
+    USB_SIZ_STRING_SERIAL,
+    USB_DESC_TYPE_STRING,
+};
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief  Return the device descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    *length = sizeof(USBD_FS_DeviceDesc);
+    return USBD_FS_DeviceDesc;
+}
+
+/**
+ * @brief  Return the LangID string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_LangIDDesc);
+    return USBD_LangIDDesc;
+}
+
+/**
+ * @brief  Return the product string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the manufacturer string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed,
+                                           uint16_t *length)
+{
+    UNUSED(speed);
+    USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the serial number string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = USB_SIZ_STRING_SERIAL;
+
+    /* Update the serial number string descriptor with the data from the unique
+     * ID */
+    Get_SerialNum();
+    /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
+
+    /* USER CODE END USBD_FS_SerialStrDescriptor */
+    return (uint8_t *)USBD_StringSerial;
+}
+
+/**
+ * @brief  Return the configuration string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    if (speed == USBD_SPEED_HIGH) {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+/**
+ * @brief  Return the interface string descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed,
+                                        uint16_t *length)
+{
+    if (speed == 0) {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    } else {
+        USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc,
+                       length);
+    }
+    return USBD_StrDesc;
+}
+
+#if (USBD_LPM_ENABLED == 1)
+/**
+ * @brief  Return the BOS descriptor
+ * @param  speed : Current device speed
+ * @param  length : Pointer to data length variable
+ * @retval Pointer to descriptor buffer
+ */
+uint8_t *USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
+{
+    UNUSED(speed);
+    *length = sizeof(USBD_FS_BOSDesc);
+    return (uint8_t *)USBD_FS_BOSDesc;
+}
+#endif /* (USBD_LPM_ENABLED == 1) */
+
+/**
+ * @brief  Create the serial number string descriptor
+ * @param  None
+ * @retval None
+ */
+static void Get_SerialNum(void)
+{
+    uint32_t deviceserial0, deviceserial1, deviceserial2;
+
+    deviceserial0  = DEVICE_ID1;
+    deviceserial1  = DEVICE_ID2;
+    deviceserial2  = DEVICE_ID3;
+
+    deviceserial0 += deviceserial2;
+
+    if (deviceserial0 != 0) {
+        IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
+        IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
+    }
+}
+
+/**
+ * @brief  Convert Hex 32Bits value into char
+ * @param  value: value to convert
+ * @param  pbuf: pointer to the buffer
+ * @param  len: buffer length
+ * @retval None
+ */
+static void IntToUnicode(uint32_t value, uint8_t *pbuf, uint8_t len)
+{
+    uint8_t idx = 0;
+
+    for (idx = 0; idx < len; idx++) {
+        if (((value >> 28)) < 0xA) {
+            pbuf[2 * idx] = (value >> 28) + '0';
+        } else {
+            pbuf[2 * idx] = (value >> 28) + 'A' - 10;
+        }
+
+        value             = value << 4;
+
+        pbuf[2 * idx + 1] = 0;
+    }
+}
+/**
+ * @}
+ */

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usbd_desc.h

@@ -0,0 +1,78 @@
+/*!
+ * \file      usbd_desc.h
+ *
+ * \brief     Target the USB device descriptors implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_DESC__C__
+#define __USBD_DESC__C__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+                                   INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+ #include "usbd_def.h"
+
+/*------------------------------------------------------------------------------------
+                                        Macros
+ -------------------------------------------------------------------------------------*/
+/** @defgroup USBD_DESC_Exported_Constants USBD_DESC_Exported_Constants
+  * @brief Constants.
+  * @{
+  */
+#define  VID_VAL                     0x0483
+#define  LANG_ID_STR                 0x0409
+#define  PID_FS_VAL                  0x572a
+
+#define  DEVICE_ID1                  0x20220000
+#define  DEVICE_ID2                  0x1A0000
+#define  DEVICE_ID3                  0x0902
+
+#define  DEV_CLASS                   0x00
+#define  DEV_SUB_CLASS               0x00
+#define  DEV_PROTOCOL                0x00
+
+#define  USB_SIZ_STRING_SERIAL       0x1A
+
+/**
+  * @}
+  */
+
+/*------------------------------------------------------------------------------------
+                                     Global Variables
+ -------------------------------------------------------------------------------------*/
+/** Descriptor for the Usb device. */
+extern USBD_DescriptorsTypeDef FS_Desc;
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_DESC__C__ */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usbd_msc_flash.c

@@ -0,0 +1,245 @@
+/*!
+ * \file      msc_flash.c
+ *
+ * \brief     Target fatfs flash implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/*-----------------------------------------------------------------------------------
+                                       INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include "usbd_msc_flash.h"
+
+/*------------------------------------------------------------------------------------
+                                          Local Variables
+ ------------------------------------------------------------------------------------*/
+uint8_t spim_init = false;
+
+#define FLASH_SECTOR_ALIGN(address)                                            \
+    ((uint32_t)(address) & ~(FAT_FLASH_SECTOR_SIZE - 1))
+
+#define FLASH_SECTOR_OFFSET(address)                                           \
+    ((uint32_t)(address) & (FAT_FLASH_SECTOR_SIZE - 1))
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ ------------------------------------------------------------------------------------*/
+
+
+/**
+ * @brief       FatFs flash read id
+ * @param       void
+ * @retval      uint32_t - id
+ */
+uint32_t Fat_Flash_ReadID(void)
+{
+    uint32_t id = 0;
+
+    xc_fmc_spi_flash_rdid((uint8_t *)&id);
+    DEBUG("read id :0x%08x\r\n", id);
+    return id;
+}
+
+/**
+ * @brief       FatFs flash chip erase
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Fat_Flash_ChipErase(void)
+{
+    uint32_t offset_cnt = (FAT_FLASH_END_ADDR - FAT_FLASH_START_ADDR + 1) / FAT_FLASH_SECTOR_SIZE;
+
+    for (uint32_t i = 0; i < offset_cnt; i++) {
+        xc_fmc_spi_flash_erase_sector(FAT_FLASH_START_ADDR + i * FAT_FLASH_SECTOR_SIZE);
+    }
+
+    return true;
+}
+
+/**
+ * @brief       FatFs flash sector erase
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Fat_Flash_SectorErase(uint32_t address)
+{
+    xc_fmc_spi_flash_erase_sector(address);
+
+    return true;
+}
+
+/**
+ * @brief       FatFs flash write data
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Fat_Flash_WriteData(uint32_t address, uint8_t *buffer, uint16_t length)
+{
+    uint16_t writeLen, pageOff;
+
+    while (length > 0) {
+
+        pageOff  = FLASH_PAGE_SIZE - (address % FLASH_PAGE_SIZE);
+        writeLen = length > pageOff ? pageOff : length;
+
+        xc_fmc_spi_flash_write(address, buffer, writeLen);
+
+        length  -= writeLen;
+        address += writeLen;
+        buffer  += writeLen;
+    }
+
+    return true;
+}
+
+/**
+ * @brief       FatFs flash read data
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Fat_Flash_ReadData(uint32_t address, uint8_t *buffer, uint16_t length)
+{
+    xc_fmc_spi_flash_read(address, buffer, length);
+
+    return true;
+}
+
+/**
+ * @brief       FatFs flash data are write in units of 512 bytes
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Fat_Flash_Write_512B(uint32_t address, uint8_t count, uint8_t *data)
+{
+    uint32_t write_addr;
+    uint32_t size;
+    
+    write_addr = address + FAT_FLASH_START_ADDR;
+    size =  count * DISK_UNIT_SIZE;
+    
+    if(write_addr >= FAT_FLASH_END_ADDR)
+    {
+        return false;
+    }
+    
+    xc_fmc_spi_flash_write(write_addr, data, size);
+    
+    return true;
+}
+
+/**
+ * @brief       FatFs flash data are read in units of 512 bytes
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Fat_Flash_Read_512B(uint32_t address, uint8_t count, uint8_t *data)
+{
+    uint32_t read_addr;
+    uint32_t size;
+    
+    read_addr = address + FAT_FLASH_START_ADDR;
+    size =  count * DISK_UNIT_SIZE;
+    
+    if (read_addr >= FAT_FLASH_END_ADDR)
+        return false;
+    
+    xc_fmc_spi_flash_read(read_addr, data, size);
+    
+    return true;
+}
+
+/*----------------------------- Disk Map -----------------------------------*/
+/**
+ * @brief       Disk init
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Disk_Init(void)
+{
+    //xc_fmc_spi_init_oprt();
+    return true;
+}
+
+/**
+ * @brief       Disk erase
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Disk_Erase(void)
+{
+    if (true == Fat_Flash_ChipErase())
+        return true;
+
+    return false;
+}
+
+/**
+ * @brief       Disk unit size
+ * @param       void
+ * @retval      uint16_t - size
+ */
+uint16_t Disk_UnitSize(void) 
+{
+    return DISK_UNIT_SIZE; 
+}
+
+/**
+ * @brief       Disk unit count
+ * @param       void
+ * @retval      uint32_t - count
+ */
+uint32_t Disk_UnitCount(void)
+{
+    uint32_t count = 0;
+
+    count = (FAT_FLASH_END_ADDR - FAT_FLASH_START_ADDR + 1) / DISK_UNIT_SIZE;
+
+    return count;
+}
+
+/**
+ * @brief       Disk unit data read
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Disk_UnitRead(uint32_t unitAddr, uint16_t unitCount, uint8_t *data)
+{
+    if (true != Fat_Flash_Read_512B(unitAddr * DISK_UNIT_SIZE, unitCount, data))
+    {
+        return false;
+    }
+    return true;
+}
+
+/**
+ * @brief       Disk unit data write
+ * @param       void
+ * @retval      bool - true or false
+ */
+bool Disk_UnitWrite(uint32_t unitAddr, uint16_t unitCount, uint8_t *data)
+{
+    if (true != Fat_Flash_Write_512B(unitAddr * DISK_UNIT_SIZE, unitCount, data))
+    {
+        return false;
+    }
+
+    return true;
+}
+/*--------------------------------------------------------------------------*/

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usbd_msc_flash.h

@@ -0,0 +1,72 @@
+/*!
+ * \file      msc_flash.h
+ *
+ * \brief     Target msc flash implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_MSC_FLASH_H
+#define __USBD_MSC_FLASH_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*-----------------------------------------------------------------------------------
+	                               INCLUDE HEADE FILES
+ ------------------------------------------------------------------------------------*/
+#include <stdio.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+
+#include "xc6xxx.h"
+
+/*------------------------------------------------------------------------------------
+                                         Macros
+ -------------------------------------------------------------------------------------*/
+#define  FAT_FLASH_ID                           0x0010bd00//0x001364c8 //0x12408500 //0x00136085
+
+#define  FAT_FLASH_PAGE_SIZE                    256U
+#define  FAT_FLASH_SECTOR_SIZE                  4096u
+
+#define  FAT_FLASH_START_ADDR                   0x10000
+#define  FAT_FLASH_END_ADDR                     0x17800
+
+#define  DISK_UNIT_SIZE                         512U
+
+/*------------------------------------------------------------------------------------
+                                    Exported Functions
+ ------------------------------------------- -----------------------------------------*/
+uint32_t Fat_Flash_ReadID( void );
+bool Disk_Init( void );
+bool Disk_Erase( void );
+uint16_t Disk_UnitSize( void );
+uint32_t Disk_UnitCount( void );
+bool Disk_UnitRead( uint32_t unitAddr, uint16_t unitCount, uint8_t *data );
+bool Disk_UnitWrite( uint32_t unitAddr, uint16_t unitCount, uint8_t *data );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MAIN_H */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usbd_storage_if.c

@@ -0,0 +1,297 @@
+/*!
+ * \file      usbd_storage_if.c
+ *
+ * \brief     Memory management layer.
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_storage_if.h"
+
+/* USER CODE BEGIN INCLUDE */
+#include "usbd_msc_flash.h"
+/* USER CODE END INCLUDE */
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+
+
+/** @defgroup USBD_STORAGE
+  * @brief Usb mass storage device module
+  * @{
+  */
+
+/** @defgroup USBD_STORAGE_Private_TypesDefinitions
+  * @brief Private types.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_TYPES */
+
+/* USER CODE END PRIVATE_TYPES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Private_Defines
+  * @brief Private defines.
+  * @{
+  */
+
+#define STORAGE_LUN_NBR                  1
+#define STORAGE_BLK_NBR                  60
+#define STORAGE_BLK_SIZ                  0x200
+
+/* USER CODE BEGIN PRIVATE_DEFINES */
+
+/* USER CODE END PRIVATE_DEFINES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Private_Macros
+  * @brief Private macros.
+  * @{
+  */
+
+/* USER CODE BEGIN PRIVATE_MACRO */
+
+/* USER CODE END PRIVATE_MACRO */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Private_Variables
+  * @brief Private variables.
+  * @{
+  */
+
+/* USER CODE BEGIN INQUIRY_DATA_FS */
+/** USB Mass storage Standard Inquiry Data. */
+const int8_t STORAGE_Inquirydata_FS[] = {/* 36 */
+
+  /* LUN 0 */
+  0x00,
+  0x80,
+  0x02,
+  0x02,
+  (STANDARD_INQUIRY_DATA_LEN - 5),
+  0x00,
+  0x00,
+  0x00,
+  'X', 'i', 'n', 'C', 'h', 'i', 'p', ' ', /* Manufacturer : 8 bytes */
+  'P', 'r', 'o', 'd', 'u', 'c', 't', ' ', /* Product      : 16 Bytes */
+  ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+  '0', '.', '0' ,'1'                      /* Version      : 4 Bytes */
+};
+/* USER CODE END INQUIRY_DATA_FS */
+
+/* USER CODE BEGIN PRIVATE_VARIABLES */
+
+/* USER CODE END PRIVATE_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Exported_Variables
+  * @brief Public variables.
+  * @{
+  */
+
+extern USBD_HandleTypeDef hUsbDeviceFS;
+
+/* USER CODE BEGIN EXPORTED_VARIABLES */
+
+/* USER CODE END EXPORTED_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Private_FunctionPrototypes
+  * @brief Private functions declaration.
+  * @{
+  */
+
+static int8_t STORAGE_Init_FS(uint8_t lun);
+static int8_t STORAGE_GetCapacity_FS(uint8_t lun, uint32_t *block_num, uint16_t *block_size);
+static int8_t STORAGE_IsReady_FS(uint8_t lun);
+static int8_t STORAGE_IsWriteProtected_FS(uint8_t lun);
+static int8_t STORAGE_Read_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
+static int8_t STORAGE_Write_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
+static int8_t STORAGE_GetMaxLun_FS(void);
+
+/* USER CODE BEGIN PRIVATE_FUNCTIONS_DECLARATION */
+
+/* USER CODE END PRIVATE_FUNCTIONS_DECLARATION */
+
+/**
+  * @}
+  */
+
+USBD_StorageTypeDef USBD_Storage_Interface_fops_FS =
+{
+  STORAGE_Init_FS,
+  STORAGE_GetCapacity_FS,
+  STORAGE_IsReady_FS,
+  STORAGE_IsWriteProtected_FS,
+  STORAGE_Read_FS,
+  STORAGE_Write_FS,
+  STORAGE_GetMaxLun_FS,
+  (int8_t *)STORAGE_Inquirydata_FS
+};
+
+/* Private functions ---------------------------------------------------------*/
+/**
+  * @brief  Initializes the storage unit (medium) over USB FS IP
+  * @param  lun: Logical unit number.
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+int8_t STORAGE_Init_FS(uint8_t lun)
+{
+  /* USER CODE BEGIN 2 */
+  UNUSED(lun);
+
+  return (USBD_OK);
+  /* USER CODE END 2 */
+}
+
+/**
+  * @brief  Returns the medium capacity.
+  * @param  lun: Logical unit number.
+  * @param  block_num: Number of total block number.
+  * @param  block_size: Block size.
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+int8_t STORAGE_GetCapacity_FS(uint8_t lun, uint32_t *block_num, uint16_t *block_size)
+{
+  /* USER CODE BEGIN 3 */
+  UNUSED(lun);
+
+  *block_num  = STORAGE_BLK_NBR;
+  *block_size = STORAGE_BLK_SIZ;
+  return (USBD_OK);
+  /* USER CODE END 3 */
+}
+
+/**
+  * @brief   Checks whether the medium is ready.
+  * @param  lun:  Logical unit number.
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+int8_t STORAGE_IsReady_FS(uint8_t lun)
+{
+  /* USER CODE BEGIN 4 */
+  UNUSED(lun);
+
+  return (USBD_OK);
+  /* USER CODE END 4 */
+}
+
+/**
+  * @brief  Checks whether the medium is write protected.
+  * @param  lun: Logical unit number.
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+int8_t STORAGE_IsWriteProtected_FS(uint8_t lun)
+{
+  /* USER CODE BEGIN 5 */
+  UNUSED(lun);
+
+  return (USBD_OK);
+  /* USER CODE END 5 */
+}
+
+/**
+  * @brief  Reads data from the medium.
+  * @param  lun: Logical unit number.
+  * @param  buf: data buffer.
+  * @param  blk_addr: Logical block address.
+  * @param  blk_len: Blocks number.
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+int8_t STORAGE_Read_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len)
+{
+  /* USER CODE BEGIN 6 */
+  UNUSED(lun);
+  UNUSED(buf);
+  UNUSED(blk_addr);
+  UNUSED(blk_len);
+  Disk_UnitRead( blk_addr, blk_len, buf );
+  return (USBD_OK);
+  /* USER CODE END 6 */
+}
+
+/**
+  * @brief  Writes data into the medium.
+  * @param  lun: Logical unit number.
+  * @param  buf: data buffer.
+  * @param  blk_addr: Logical block address.
+  * @param  blk_len: Blocks number.
+  * @retval USBD_OK if all operations are OK else USBD_FAIL
+  */
+int8_t STORAGE_Write_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len)
+{
+  /* USER CODE BEGIN 7 */
+  UNUSED(lun);
+  UNUSED(buf);
+  UNUSED(blk_addr);
+  UNUSED(blk_len);
+  Disk_UnitWrite( blk_addr, blk_len, buf );
+  return (USBD_OK);
+  /* USER CODE END 7 */
+}
+
+/**
+  * @brief  Returns the Max Supported LUNs.
+  * @param  None
+  * @retval Lun(s) number.
+  */
+int8_t STORAGE_GetMaxLun_FS(void)
+{
+  /* USER CODE BEGIN 8 */
+  return (STORAGE_LUN_NBR - 1);
+  /* USER CODE END 8 */
+}
+
+/* USER CODE BEGIN PRIVATE_FUNCTIONS_IMPLEMENTATION */
+
+/* USER CODE END PRIVATE_FUNCTIONS_IMPLEMENTATION */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+

component/xc6xx_drivers/Drivers/USB/USB_DEVICE/App/msc/usbd_storage_if.h

@@ -0,0 +1,129 @@
+/*!
+ * \file      usbd_storage_if.h
+ *
+ * \brief     Header for usbd_storage_if.c file.
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _     
+ *           | |/ /(_)___  / ____/ /_  (_)___ 
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/ 
+ *                                   /_/      
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_STORAGE_IF_H__
+#define __USBD_STORAGE_IF_H__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_msc.h"
+
+/* USER CODE BEGIN INCLUDE */
+
+/* USER CODE END INCLUDE */
+
+
+
+/** @defgroup USBD_STORAGE USBD_STORAGE
+  * @brief Header file for the usb_storage_if.c file
+  * @{
+  */
+
+/** @defgroup USBD_STORAGE_Exported_Defines USBD_STORAGE_Exported_Defines
+  * @brief Defines.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_DEFINES */
+
+/* USER CODE END EXPORTED_DEFINES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Exported_Types USBD_STORAGE_Exported_Types
+  * @brief Types.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_TYPES */
+
+/* USER CODE END EXPORTED_TYPES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Exported_Macros USBD_STORAGE_Exported_Macros
+  * @brief Aliases.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_MACRO */
+
+/* USER CODE END EXPORTED_MACRO */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Exported_Variables USBD_STORAGE_Exported_Variables
+  * @brief Public variables.
+  * @{
+  */
+
+/** STORAGE Interface callback. */
+extern USBD_StorageTypeDef USBD_Storage_Interface_fops_FS;
+
+/* USER CODE BEGIN EXPORTED_VARIABLES */
+
+/* USER CODE END EXPORTED_VARIABLES */
+
+/**
+  * @}
+  */
+
+/** @defgroup USBD_STORAGE_Exported_FunctionsPrototype USBD_STORAGE_Exported_FunctionsPrototype
+  * @brief Public functions declaration.
+  * @{
+  */
+
+/* USER CODE BEGIN EXPORTED_FUNCTIONS */
+
+/* USER CODE END EXPORTED_FUNCTIONS */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USBD_STORAGE_IF_H__ */
+