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add buffer in adc.h

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不吃油炸鸡
2025-08-18 14:11:39 +08:00
parent 7a06dab17a
commit 721686e806
2 changed files with 19 additions and 4 deletions
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15
Power_Pico/Core/Inc/adc.h
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@@ -29,10 +29,23 @@ extern "C" {
#include "main.h" #include "main.h"
/* USER CODE BEGIN Includes */ /* USER CODE BEGIN Includes */
#define ADC_TIMES 10 #define ADC_TIMES 10
#define ADC_CHANELS 4 #define ADC_CHANELS 4
typedef struct {
uint8_t header[5];
// 0x55, 0xAA header
// 0x64 adc times, 0x05 adc channels (so data lenth is times * channels * 2 bytes)
// and 1byte for direct & unit, 0x0? for positive, 0x1? for negative, 0x?0 for LOW, 0x?1 for MID, 0x?2 for HIGH
uint16_t data[ADC_TIMES][ADC_CHANELS]; // ADC 数据（真正要采集的地方）
} __attribute__((packed)) ADC_Packet;
extern ADC_Packet adc_packet1, adc_packet2;
// cur 5mr, cur 500mr, cur 50r, val // cur 5mr, cur 500mr, cur 50r, val
extern uint16_t adc_buf[ADC_TIMES][ADC_CHANELS]; extern uint16_t adc_buf1[ADC_TIMES+1][ADC_CHANELS];
extern uint16_t adc_buf2[ADC_TIMES+1][ADC_CHANELS];
/* USER CODE END Includes */ /* USER CODE END Includes */
extern ADC_HandleTypeDef hadc1; extern ADC_HandleTypeDef hadc1;

8
Power_Pico/Core/Src/adc.c
View File

@@ -22,8 +22,10 @@
/* USER CODE BEGIN 0 */ /* USER CODE BEGIN 0 */
ADC_Packet adc_packet1, adc_packet2;
// cur 5mr, cur 500mr, cur 50r, voltage // cur 5mr, cur 500mr, cur 50r, voltage
uint16_t adc_buf[ADC_TIMES][ADC_CHANELS]; uint16_t adc_buf1[ADC_TIMES+1][ADC_CHANELS];
uint16_t adc_buf2[ADC_TIMES+1][ADC_CHANELS];
/* USER CODE END 0 */ /* USER CODE END 0 */
@@ -100,7 +102,7 @@ void MX_ADC1_Init(void)
Error_Handler(); Error_Handler();
} }
/* USER CODE BEGIN ADC1_Init 2 */ /* USER CODE BEGIN ADC1_Init 2 */
__HAL_DMA_ENABLE_IT(&hdma_adc1, DMA_IT_TC); /*开启DMA传输完成中断*/
/* USER CODE END ADC1_Init 2 */ /* USER CODE END ADC1_Init 2 */
} }
@@ -144,7 +146,7 @@ void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
hdma_adc1.Init.MemInc = DMA_MINC_ENABLE; hdma_adc1.Init.MemInc = DMA_MINC_ENABLE;
hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD; hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD; hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_adc1.Init.Mode = DMA_CIRCULAR; hdma_adc1.Init.Mode = DMA_NORMAL;
hdma_adc1.Init.Priority = DMA_PRIORITY_LOW; hdma_adc1.Init.Priority = DMA_PRIORITY_LOW;
hdma_adc1.Init.FIFOMode = DMA_FIFOMODE_DISABLE; hdma_adc1.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
if (HAL_DMA_Init(&hdma_adc1) != HAL_OK) if (HAL_DMA_Init(&hdma_adc1) != HAL_OK)