V1.0

2026-06-09 16:39:17 +08:00
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+/*!
+ * \file      i2c_eeprom.c
+ *
+ * \brief     Target i2c eeprom 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 "i2c_eeprom.h"
+#include "xc6xxx_hal_i2c.h"
+
+/*------------------------------------------------------------------------------------
+                                            Macros
+ -------------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------------
+                                         Global Variables
+ -------------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+/**
+ * @brief       i2c_eeprom_test_demo
+ * @details
+ * @param       void
+ * @retval      void
+ */
+void i2c_eeprom_demo(void) {
+  uint8_t txbuff[512] = {"XC66xx I2C TEST \n"};
+  uint8_t rxbuff[sizeof(txbuff)] = {0};
+
+  I2C_InitTypeDef I2C_InitStruct = {0};
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+  GPIO_InitStruct.Mux = GPIO_Mux0;
+  GPIO_InitStruct.Pull = GPIO_PULLUP;
+  GPIO_InitStruct.Int = NOT_INT;
+
+  GPIO_InitStruct.Pin = GPIO_3;
+  GPIO_InitStruct.Dir = GPIO_DIR_OUTPUT;
+  GPIO_InitStruct.FunSel = I2C_SCL;
+  GPIO_Init(&GPIO_InitStruct);
+
+  GPIO_InitStruct.Pin = GPIO_2;
+  GPIO_InitStruct.Dir = GPIO_DIR_INPUT;
+  GPIO_InitStruct.FunSel = I2C_SDA;
+  GPIO_Init(&GPIO_InitStruct);
+
+  I2C_InitStruct.I2C_ClockSpeed = I2C_ClockSpeed_1M;
+  I2C_InitStruct.I2C_Mode = I2C_Mode_MASTER;
+  I2C_InitStruct.I2C_OwnAddress1 = 0x50;
+
+  I2C_Init(XC_I2C, &I2C_InitStruct);
+
+  for (int i = 0; i < sizeof(txbuff) / 2; i++) {
+    txbuff[i] = i;
+  }
+
+  for (int i = sizeof(txbuff) / 2; i < sizeof(txbuff); i++) {
+    txbuff[i] = sizeof(txbuff) - i - 1;
+  }
+
+  DEBUG("Start Write 24Cxx....\r\n");
+  AT24CXX_Write(0, (uint8_t *)txbuff, sizeof(txbuff));
+  DEBUG("24Cxx Write Sucess!\r\n");
+
+  DEBUG("Start Read 24Cxx....\r\n");
+  AT24CXX_Read(0, rxbuff, sizeof(rxbuff));
+  DEBUG("The Data Readed Is: \r\n");
+
+  for (int i = 0; i < sizeof(rxbuff); i++) {
+    DEBUG("[%d-%d] ", i, rxbuff[i]);
+  }
+}