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void MX_ADC1_Init(void)
{
/* USER CODE BEGIN ADC1_Init 0 */
/* USER CODE END ADC1_Init 0 */
ADC_ChannelConfTypeDef sConfig = {0};
/* USER CODE BEGIN ADC1_Init 1 */
/* USER CODE END ADC1_Init 1 */
/** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
*/
hadc1.Instance = ADC1;
hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV6; //6分頻最小采樣周期2.5 + 12.5固定周期采樣一次1微秒
hadc1.Init.Resolution = ADC_RESOLUTION_12B;
hadc1.Init.ScanConvMode = DISABLE;
hadc1.Init.ContinuousConvMode = DISABLE; //ENABLE
hadc1.Init.DiscontinuousConvMode = DISABLE;
hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
hadc1.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T3_TRGO;
hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
hadc1.Init.NbrOfConversion = 1;
hadc1.Init.DMAContinuousRequests = ENABLE;
hadc1.Init.EOCSelection = ADC_EOC_SEQ_CONV ;
if (HAL_ADC_Init(&hadc1) != HAL_OK)
{
Error_Handler();
}
/** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
*/
// sConfig.Channel = ADC_CHANNEL_2;
// sConfig.Rank = 1;
// sConfig.SamplingTime = ADC_SAMPLETIME_28CYCLES;
// if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
// {
// Error_Handler();
// }
/** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
*/
// sConfig.Channel = ADC_CHANNEL_3;
// sConfig.Rank = 2;
// if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
// {
// Error_Handler();
// }
/** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
*/
// sConfig.Channel = ADC_CHANNEL_1;
// sConfig.Rank = 3;
// if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
// {
// Error_Handler();
// }
/** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
*/
// sConfig.Channel = ADC_CHANNEL_12;
// sConfig.Rank = 4;
// if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
// {
// Error_Handler();
// }
/** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
*/
sConfig.Channel = ADC_CHANNEL_13;
sConfig.SamplingTime = ADC_SAMPLETIME_15CYCLES;
sConfig.Rank = 1;
if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN ADC1_Init 2 */
/* USER CODE END ADC1_Init 2 */
// HAL_DMA_Abort_IT(&hdma_adc1);
__HAL_DMA_ENABLE_IT(&hdma_adc1,DMA_IT_TC); //開啟傳輸完成中斷
// HAL_ADC_Start_IT(&hadc1);
}
void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(adcHandle->Instance==ADC1)
{
/* USER CODE BEGIN ADC1_MspInit 0 */
/* USER CODE END ADC1_MspInit 0 */
/* ADC1 clock enable */
__HAL_RCC_ADC1_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
/**ADC1 GPIO Configuration
PC2 ------> ADC1_IN12
PC3 ------> ADC1_IN13
PA1 ------> ADC1_IN1
PA2 ------> ADC1_IN2
PA3 ------> ADC1_IN3
*/
GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* ADC1 DMA Init */
/* ADC1 Init */
hdma_adc1.Instance = DMA2_Stream0;
hdma_adc1.Init.Channel = DMA_CHANNEL_0;
hdma_adc1.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_adc1.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_adc1.Init.MemInc = DMA_MINC_ENABLE;
hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_adc1.Init.Mode = DMA_NORMAL; //一般模式 DMA_NORMAL //DMA_CIRCULAR 循環(huán)模式
hdma_adc1.Init.Priority = DMA_PRIORITY_HIGH;
hdma_adc1.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
if (HAL_DMA_Init(&hdma_adc1) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc1);
/* USER CODE BEGIN ADC1_MspInit 1 */
/* ADC1 interrupt Init */
// HAL_NVIC_SetPriority(ADC_IRQn, 5, 0);
// HAL_NVIC_EnableIRQ(ADC_IRQn);
/* USER CODE END ADC1_MspInit 1 */
}
}
void DMA2_Stream0_IRQHandler(void)
{
/* USER CODE BEGIN 2 */
// HAL_ADC_Stop_DMA(&hadc1);
/* USER CODE BEGIN 2 */ //需要判斷DMA是否傳輸完成如果傳輸完成在繼續(xù)
// if(__HAL_DMA_GET_FLAG(&hdma_adc1,DMA_FLAG_TCIF0_4)!=RESET)//DMA傳輸完成
// {
// __HAL_DMA_CLEAR_FLAG(&hdma_adc1,DMA_FLAG_TCIF0_4);//清除DMA傳輸完成中斷標(biāo)志位
HAL_TIM_Base_Stop (&htim3);
ADC_Conver_flag = 1; //傳輸完成標(biāo)志位
ADConve_CNT++;
if(ADConve_CNT > 1024)
{
ADConve_CNT = 0;
}
// }
HAL_DMA_IRQHandler(&hdma_adc1);
}
void Task1_AdcConverted(void) //任務(wù)1 -> adc采集任務(wù)
{
float adc_VreValue1 = 0;
float adc_result1 = 0;
float adc_VreValue2 = 0;
float adc_power_value = 0;
static u16 i = 0;
if(ADC_Conver_flag == 1) //轉(zhuǎn)化完成標(biāo)志位
{
printf("***************adc轉(zhuǎn)化成功**********************\r\n");
ADC_Conver_flag = 0; ////轉(zhuǎn)化完成標(biāo)志位
//抽取數(shù)據(jù)
// Get_AdcVaule_arry(aADCxConvertedData,ADC_POWER_Value,ADC_1_Value_DMA,ADC_CONVERTED_DATA_BUFFER_SIZE) ; //抽取數(shù)據(jù)
// adc_VreValue1 = MedianFilteringForSensor(ADC_POWER_Value,1024); //中值濾波
// adc_result1 = moving_average_filtre(adc_VreValue1); //滑動(dòng)濾波算法
// adc_power_value = (float) adc_VreValue1*(float)3.3/4096;
for(i = 0;i < 1024 ; i++)
{
printf("%d \r\n ", aADCxConvertedData[i]);
// printf("%d \r\n ", i);
delay_ms(30);
}
// printf("基準(zhǔn)電壓power = %0.2f\r\n ", adc_power_value);
//// printf("ad_value = %0.2f\r\n ", adc_VreValue2);
// printf("轉(zhuǎn)換次數(shù)= %d \r\n ", ADConve_CNT);
// clean_buff(aADCxConvertedData ,ADC_CONVERTED_DATA_BUFFER_SIZE );
// HAL_TIM_Base_Start(&htim3); //使用定時(shí)器3啟動(dòng)adc采樣
delay_ms(1000);
printf("*************************************\r\n");
//
// Get_AdcVaule_arry(u16 * INPUT_pDst,ADC_POWER_Value,u16 * OUTPUT_BUF2,u16 nums) ;
//
}
}
int main(void)
{
/* USER CODE BEGIN 1 */
// u16 i = 0;
u8 sys_cnt = 0;
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
/* USER CODE BEGIN SysInit */
MX_DMA_Init();
/* USER CODE BEGIN SysInit */
MX_ADC1_Init();
/* USER CODE BEGIN SysInit */
MX_TIM3_Init(); //觸發(fā)ADC 的時(shí)鐘
/* USER CODE BEGIN SysInit */
MX_TIM4_Init(); //通用定時(shí)器1ms中斷
/* USER CODE BEGIN SysInit */
MX_UART5_Init(); //485接口
/* USER CODE BEGIN SysInit */
MX_USART1_UART_Init();//備用
/* USER CODE BEGIN SysInit */
MX_IWDG_Init(64,1000);//分頻數(shù)為64,重載值為500,溢出時(shí)間為1s 1000為兩秒
/* USER CODE END 2 */
TIM2_PWM_Init(1000-1,84-1); //84M/84=1M的計(jì)數(shù)頻率，自動(dòng)重裝載為 ARR，那么PWM頻率為 1M /ARR = f HZ
/* USER CODE BEGIN 2 */
HAL_TIM_Base_Start(&htim3); //使用定時(shí)器3啟動(dòng)adc采樣
//adc啟動(dòng)DMA采樣
HAL_ADC_Start_DMA(&hadc1,(uint32_t *)aADCxConvertedData,1024);
printf("********RUN*******\r\n");
delay_ms(100);
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
/* USER CODE END WHILE */
Task1_AdcConverted(); //任務(wù)1 -> adc采集任務(wù)
/* USER CODE END WHILE */
// Task2_Modubus(); //任務(wù)2 -> Modubus任務(wù)
/* USER CODE END WHILE */ //本次任務(wù)結(jié)束
sys_cnt++;
if(sys_cnt > 20)
{
sys_cnt = 0;
}
delay_ms(100);
// printf("***************程序運(yùn)行中**********************\r\n");
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}

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