#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(...
/* DMA1_Stream0_IRQn interrupt configuration */ HAL_NVIC_SetPriority(DMA1_Stream5_IRQn, 0, 0); HAL_NVIC_EnableIRQ(DMA1_Stream5_IRQn); /* DMA1_Stream1_IRQn interrupt configuration */ HAL_NVIC_SetPriority(DMA1_Stream1_IRQn, 0, 0); HAL_NVIC_EnableIRQ(DMA1_Stream1_IRQn); 第五步, 使...
{NVIC_InitTypeDef NVIC_InitStructure;//Usart2 NVIC 配置NVIC_InitStructure.NVIC_IRQChannel=USART2_IRQn;//串口2中断通道NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=1;//抢占优先级1NVIC_InitStructure.NVIC_IRQChannelSubPriority=3;//子优先级3NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE;//IRQ通道使能NVIC...
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 ...
1， DMA2数据流3对应DMAMUX的通道11（从0开始算起，8~15对应的是DMA2，第4和刚好是通道11）。...