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This commit is contained in:
moyuhai
2026-06-11 13:00:46 +08:00
commit e8074162f3
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project/example/driver/adc_channel_hw/app/api/adc.h
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/*!
* \file adc.h
*
* \brief The head file of adc.c
*
* \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 __ADC_H__
#define __ADC_H__
#ifdef __cplusplus
extern "C" {
#endif
/*-----------------------------------------------------------------------------------
INCLUDE HEADE FILES
------------------------------------------------------------------------------------*/
#include <stdio.h>
#include <string.h>
#include <stdint.h>
/*------------------------------------------------------------------------------------
Macros
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
TypeDef
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
Global Variables
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
Exported Functions
-------------------------------------------------------------------------------------*/
void adc_demo(void);
void adc_channelswitch_sw_demo(void);
void adc_channelswitch_hw_demo(void);
void mic_pga_adc_demo(void);
void ADC_channelswitch_hw_Intr_Callback(void);
void ADC_channelswitch_sw_Intr_Callback(void);
#ifdef __cplusplus
}
#endif
#endif /* __ADC_H__ */
project/example/driver/adc_channel_hw/app/api/clock.h
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/*!
* \file clock.h
*
* \brief The head file of clock.c
*
* \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 __CLOCK_H__
#define __CLOCK_H__
#ifdef __cplusplus
extern "C" {
#endif
/*-----------------------------------------------------------------------------------
INCLUDE HEADE FILES
------------------------------------------------------------------------------------*/
#include <stdio.h>
#include <string.h>
#include <stdint.h>
/*------------------------------------------------------------------------------------
Macros
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
TypeDef
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
Global Variables
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
Exported Functions
-------------------------------------------------------------------------------------*/
void clock_init(void);
#ifdef __cplusplus
}
#endif
#endif /* __CLOCK_H__ */
project/example/driver/adc_channel_hw/app/api/main.h
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/*!
* \file main.h
*
* \brief The head file of main.c
*
* \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 __MAIN_H__
#define __MAIN_H__
#ifdef __cplusplus
extern "C" {
#endif
/*-----------------------------------------------------------------------------------
INCLUDE HEADE FILES
------------------------------------------------------------------------------------*/
#include <stdio.h>
#include <string.h>
#include "xc6xxx.h"
#include "clock.h"
#include "adc.h"
/*------------------------------------------------------------------------------------
Macros
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
TypeDef
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
Global Variables
-------------------------------------------------------------------------------------*/
/*------------------------------------------------------------------------------------
Exported Functions
-------------------------------------------------------------------------------------*/
#ifdef __cplusplus
}
#endif
#endif /* __MAIN_H__ */
project/example/driver/adc_channel_hw/app/api/pga_adc.h
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/*!
* \file pga_adc.h
*
* \brief The head file of pga_adc.h
*
* \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 __BSP_PGA_ADC_H_
#define __BSP_PGA_ADC_H_
/*-----------------------------------------------------------------------------------
INCLUDE HEADE FILES
------------------------------------------------------------------------------------*/
#include "stdint.h"
#include "xc60xx.h"
/*------------------------------------------------------------------------------------
Macros
-------------------------------------------------------------------------------------*/
#define SAMPLING_DEBUG 1
#define REC_TEST_EN 1//录音测试，定时录音
#define ADC_CLOCK_FREQ_8M ADC_CLK_DIV_0//ADC_FREQ_8M
#define ADC_CLOCK_FREQ_4M ADC_CLK_DIV_2//ADC_FREQ_4M
#define ADC_CLOCK_FREQ_2M ADC_CLK_DIV_4//ADC_FREQ_2M
#define ADC_CLOCK_FREQ_1M ADC_CLK_DIV_8//ADC_FREQ_1M
#define ADC_CLOCK_FREQ_500K ADC_CLK_DIV_16//ADC_FREQ_500K
#define ADC_FREQ_CLOCK ADC_CLK_DIV_4//ADC时钟选择
#define MIC_SAMPLING_8K 0
#define MIC_SAMPLING_16K 1
#define SAMPLING_TYPE MIC_SAMPLING_16K
#define MIC_SAMPLING_MAX_LEN 1*256//缓冲长度,根据需求调节
/*------------------------------------------------------------------------------------
TypeDef
-------------------------------------------------------------------------------------*/
typedef struct
{
short mic_adc_buff[2][MIC_SAMPLING_MAX_LEN]; //双缓存buff，方便读取以及采样
uint16_t pga_adc_rx_index; //缓存buff下标
uint8_t save_buf_index; //双缓存buff下标，存放第几个mic_adc_buff[save_buf_index][]
uint8_t buf_full_flag;
uint8_t freq_con; //采样率计算
#if SAMPLING_DEBUG
uint32_t pga_adc_rx_con;
uint8_t rx_flag;
#endif
#if REC_TEST_EN || SAMPLING_DEBUG
uint8_t rec_len_time;
#endif
}Mic_sampling_cb;
/*------------------------------------------------------------------------------------
Global Variables
-------------------------------------------------------------------------------------*/
extern Mic_sampling_cb m_sampling_cb;
/*------------------------------------------------------------------------------------
Exported Functions
-------------------------------------------------------------------------------------*/
void audio_adc_rx_dma_event_handler(void);
void pga_adc_rx_event_handler(uint16_t pga_adc_val);
static __inline uint8_t __Get_Adc_Channel(void)
{
uint32_t Channe = XC_ADC->CHAN_CTL;
return ((Channe >> ADC_CHAN_CTL_SELECT_CHAN_Pos) & 0x0f);//bit0-bit3
}
#endif