#define SAIA_RX_DMA2_StreamX_IRQn DMA2_Stream4_IRQn #define SAIA_RX_DMA2_StreamX_IRQHandler...
DMA1_Stream4->CR&=~(1<<4); //关闭传输完成中断(这里不用中断送数据)I2S2ext_RX_DMA_Init...
DMA1_Stream0->CR |= (0x1 << 0);// enable IRQ NVIC_EnableIRQ(DMA1_Stream0_IRQn);printf(...
void DMA2_Stream5_IRQHandler(void) { /* USER CODE BEGIN DMA2_Stream5_IRQn 0 */ /* USER CODE END DMA2_Stream5_IRQn 0 */ HAL_DMA_IRQHandler(&hdma_usart3_rx); /* USER CODE BEGIN DMA2_Stream5_IRQn 1 */ /* USER CODE END DMA2_Stream5_IRQn 1 */ ...
/* DMA1_Stream1_IRQn interrupt configuration */ HAL_NVIC_SetPriority(DMA1_Stream1_IRQn, 0, 0); HAL_NVIC_EnableIRQ(DMA1_Stream1_IRQn); 第五步, 使用DMA发送和接收 接收函数: HAL_UART_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size); ...
NVIC_IRQChannel = USART2_IRQn; //串口2中断通道 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=1; //抢占优先级1 NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //子优先级3 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQ通道使能 NVIC_Init(&NVIC_InitStructure); //根据指定的参数初始化...
DMA1_Stream3_IRQn);//开启ITM3中断//USART 初始化设置USART2_Handler.Instance=USART2;//USART3...
while (1){ 我重新测试了一下，代码没有问题，写卡都能够成功 问题是在那个HAL_SD_ErrorCallback函数...
DMA1_Stream3_IRQn);//开启ITM3中断//USART 初始化设置USART2_Handler.Instance=USART2;//USART3...
Channel7_IRQChannel;和 NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel7_IRQn;外，没看出啥 ...