DMA_ITConfig(DMA1_Channel1,DMA_IT_TC,ENABLE );//DMA中断(别忘了NVIC)DMA_Cmd(DMA1_Channel1,ENABLE);//开启DMA}intmain(void) { NVIC_ADC1_DMA1_Init(); uart_init(9600); delay_init(); printf("START\n"); ADC_SoftwareStartConvCmd(ADC1, ENABLE);while(1); }voidDMA1_Channel1_IRQHandl...
加上DMA中断啊！每次传输完成进入DMA中断运行里面的程序。void DMA_NVIC_Configuration(){ NVIC_InitTypeDef NVIC_InitStructure;NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);NVIC_InitStructure.NVIC_IRQChannel=DMA1_Channel1_IRQn;NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=0;NVIC_InitStructure.NVIC...
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable; //DMA通道x没有设置为内存到内存传输 DMA_Init(DMA1_Channel5, &DMA_InitStructure); //根据DMA_InitStruct中指定的参数初始化DMA的通道 DMA_Cmd(DMA1_Channel5, ENABLE); //正式驱动DMA传输 } //串口中断函数 void USART1_IRQHandler(void) //串口1中断服务...
LL_DMA_EnableChannel(DMA1, LL_DMA_CHANNEL_6); } } //RamPara.RxBuffer这个就是全局变量,,设置一个大小就可以了,比如RxBuffer[10] //最后丢进去就行了 void USART1_IRQHandler(void) { USART_RxIdleCallback(); BSP_Uart1IRQ(); //这个是发送中断的处理,,就是正常的那种,没用DMA,可以自行写一个 ...
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_239Cycles5 ); //PA0 ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 2, ADC_SampleTime_239Cycles5 ); //PA1 ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 3, ADC_SampleTime_239Cycles5 ); //PA2 ...
void NVIC_Configuration(void){ NVIC_InitTypeDef NVIC_InitStructure;/* Enable DMA1 channel6 IRQ ...
void USART1_IRQHandler(void) { u32 t, temp; if (USART_GetITStatus(USART1, USART_IT_IDLE) != RESET) { t = USART1->SR; t = USART1->DR; //清USART_IT_IDLE标志 DMA_Cmd(USART1_RX_CHANNEL, DISABLE); RxBufferSize = DMASIZE - DMA_GetCurrDataCounter(USART1_RX_CHANNEL); ...
void USARTx_DMA_Config(void){ DMA_InitTypeDef DMA_InitStructure;// 开启DMA时钟 RCC_AHBPeriphClock...
void DMA1_Ch4_7_DMAMUX1_OVR_IRQHandler(void){/ USER CODE BEGIN DMA1_Ch4_7_DMAMUX1_OVR_IRQn 0 / / USER CODE END DMA1_Ch4_7_DMAMUX1_OVR_IRQn 0 ///HAL_DMA_IRQHandler( hdma_dac1_ch1);HAL_DMA_IRQHandler( hdma_usart1_tx);HAL_DMA_IRQHandler( hdma_adc1);//HAL_DMA_IRQHandler...
//DMA_Cmd(DMA1_Channel4, ENABLE); // 使能DMA的Channel4 while(1){ } } void RCC_...