Mr_Fang/Power-Pico
1
0
Fork 0
mirror of https://github.com/No-Chicken/Power-Pico.git synced 2026-04-03 13:02:36 +08:00
Code Issues Packages Projects Releases Wiki Activity

add dma

Browse Source
This commit is contained in:
不吃油炸鸡
2025-08-10 17:19:19 +08:00
parent 6366ddcf97
commit d918d6e5eb
4 changed files with 79 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
Power_Pico/Core/Inc/stm32f4xx_it.h
View File

@@ -54,6 +54,9 @@ void UsageFault_Handler(void);
void DebugMon_Handler(void);
void DMA1_Stream4_IRQHandler(void);
void TIM1_TRG_COM_TIM11_IRQHandler(void);
void DMA2_Stream0_IRQHandler(void);
void DMA2_Stream1_IRQHandler(void);
void USART6_IRQHandler(void);
/* USER CODE BEGIN EFP */
/* USER CODE END EFP */

5
Power_Pico/Core/Inc/usart.h
View File

@@ -35,13 +35,16 @@ extern "C" {
extern UART_HandleTypeDef huart6;
/* USER CODE BEGIN Private defines */
#define USART_RX_BUFFER_SIZE 25
extern uint8_t uart_receive_str[USART_RX_BUFFER_SIZE + 1];
/* USER CODE END Private defines */
void MX_USART6_UART_Init(void);
/* USER CODE BEGIN Prototypes */
void UART6_TX_Send(uint8_t *buffer, uint16_t length);
/* USER CODE END Prototypes */
#ifdef __cplusplus

71
Power_Pico/Core/Src/adc.c
View File

@@ -25,6 +25,7 @@
/* USER CODE END 0 */
ADC_HandleTypeDef hadc1;
DMA_HandleTypeDef hdma_adc1;
/* ADC1 init function */
void MX_ADC1_Init(void)
@@ -45,14 +46,14 @@ void MX_ADC1_Init(void)
hadc1.Instance = ADC1;
hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV4;
hadc1.Init.Resolution = ADC_RESOLUTION_12B;
hadc1.Init.ScanConvMode = DISABLE;
hadc1.Init.ScanConvMode = ENABLE;
hadc1.Init.ContinuousConvMode = DISABLE;
hadc1.Init.DiscontinuousConvMode = DISABLE;
hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
hadc1.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T2_TRGO;
hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
hadc1.Init.NbrOfConversion = 1;
hadc1.Init.DMAContinuousRequests = DISABLE;
hadc1.Init.NbrOfConversion = 4;
hadc1.Init.DMAContinuousRequests = ENABLE;
hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
if (HAL_ADC_Init(&hadc1) != HAL_OK)
{
@@ -63,7 +64,34 @@ void MX_ADC1_Init(void)
*/
sConfig.Channel = ADC_CHANNEL_5;
sConfig.Rank = 1;
sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
sConfig.SamplingTime = ADC_SAMPLETIME_144CYCLES;
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_6;
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_7;
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_8;
sConfig.Rank = 4;
if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
{
Error_Handler();
@@ -87,16 +115,42 @@ void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
__HAL_RCC_ADC1_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/**ADC1 GPIO Configuration
PA5 ------> ADC1_IN5
PA6 ------> ADC1_IN6
PA7 ------> ADC1_IN7
PB0 ------> ADC1_IN8
*/
GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_0;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOB, &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_CIRCULAR;
hdma_adc1.Init.Priority = DMA_PRIORITY_LOW;
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 */
/* USER CODE END ADC1_MspInit 1 */
@@ -118,9 +172,14 @@ void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
PA5 ------> ADC1_IN5
PA6 ------> ADC1_IN6
PA7 ------> ADC1_IN7
PB0 ------> ADC1_IN8
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_0);
/* ADC1 DMA DeInit */
HAL_DMA_DeInit(adcHandle->DMA_Handle);
/* USER CODE BEGIN ADC1_MspDeInit 1 */
/* USER CODE END ADC1_MspDeInit 1 */

7
Power_Pico/Core/Src/dma.c
View File

@@ -41,11 +41,18 @@ void MX_DMA_Init(void)
/* DMA controller clock enable */
__HAL_RCC_DMA1_CLK_ENABLE();
__HAL_RCC_DMA2_CLK_ENABLE();
/* DMA interrupt init */
/* DMA1_Stream4_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream4_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream4_IRQn);
/* DMA2_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
/* DMA2_Stream1_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
}