2023-01-11 23:45:54 +08:00

130 lines
4.3 KiB
C

/**
******************************************************************************
* @file main.c
* @author MCU Application Team
* @brief Main program body
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) Puya Semiconductor Co.
* All rights reserved.</center></h2>
*
* <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "py32f0xx_hal.h"
#include "py32f0xx_bsp_printf.h"
/* Private define ------------------------------------------------------------*/
#define BUF_SIZE 1024
/* Private variables ---------------------------------------------------------*/
/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
void APP_ErrorHandler(void);
/* Private define ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
ADC_HandleTypeDef AdcHandle;
ADC_ChannelConfTypeDef sConfig;
TIM_HandleTypeDef TimHandle;
TIM_OC_InitTypeDef OCConfig;
TIM_MasterConfigTypeDef sMasterConfig;
uint32_t gADCxConvertedData[BUF_SIZE];
/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void APP_AdcConfig(void);
int main(void)
{
HAL_Init();
BSP_USART_Config();
APP_AdcConfig();
while (1)
{
if (__HAL_DMA_GET_FLAG(DMA1, DMA_ISR_TCIF1))
{
printf("ADC: %ld %ld %ld\r\n", *gADCxConvertedData, *(gADCxConvertedData + 1), *(gADCxConvertedData + 2));
__HAL_DMA_CLEAR_FLAG(DMA1, DMA_IFCR_CTCIF1);
}
}
}
static void APP_AdcConfig(void)
{
__HAL_RCC_ADC_FORCE_RESET();
__HAL_RCC_ADC_RELEASE_RESET();
__HAL_RCC_ADC_CLK_ENABLE();
AdcHandle.Instance = ADC1;
if (HAL_ADCEx_Calibration_Start(&AdcHandle) != HAL_OK)
{
APP_ErrorHandler();
}
AdcHandle.Instance = ADC1;
AdcHandle.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV1; /* ADC clock */
AdcHandle.Init.Resolution = ADC_RESOLUTION_12B; /* Valid resolution is around 8 bit */
AdcHandle.Init.DataAlign = ADC_DATAALIGN_RIGHT; /* Right alignment */
AdcHandle.Init.ScanConvMode = ADC_SCAN_DIRECTION_BACKWARD;
AdcHandle.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
AdcHandle.Init.LowPowerAutoWait = ENABLE;
AdcHandle.Init.ContinuousConvMode = ENABLE;
AdcHandle.Init.DiscontinuousConvMode = DISABLE;
AdcHandle.Init.ExternalTrigConv = ADC_SOFTWARE_START; /* Software trigger */
AdcHandle.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
AdcHandle.Init.DMAContinuousRequests = ENABLE; /* DMA Continuous Mode */
AdcHandle.Init.Overrun = ADC_OVR_DATA_OVERWRITTEN;
AdcHandle.Init.SamplingTimeCommon = ADC_SAMPLETIME_239CYCLES_5;
if (HAL_ADC_Init(&AdcHandle) != HAL_OK)
{
APP_ErrorHandler();
}
sConfig.Rank = ADC_RANK_CHANNEL_NUMBER;
sConfig.Channel = ADC_CHANNEL_0;
if (HAL_ADC_ConfigChannel(&AdcHandle, &sConfig) != HAL_OK)
{
APP_ErrorHandler();
}
if (HAL_ADC_Start_DMA(&AdcHandle, gADCxConvertedData, BUF_SIZE) != HAL_OK)
{
APP_ErrorHandler();
}
}
void APP_ErrorHandler(void)
{
while (1);
}
#ifdef USE_FULL_ASSERT
/**
* @brief Export assert error source and line number
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
while (1)
{
}
}
#endif /* USE_FULL_ASSERT */
/************************ (C) COPYRIGHT Puya *****END OF FILE******************/