voidWdfDmaTransactionSetTransferCompleteCallback( [in] WDFDMATRANSACTION DmaTransaction, [in, optional] PFN_WDF_DMA_TRANSACTION_DMA_TRANSFER_COMPLETE DmaCompletionRoutine, [in, optional] PVOID DmaCompletionContext ); 参数 [in] DmaTransaction
/* Transfer complete Callback for memory0 */ hdma->XferCpltCallback(hdma); //看这里2 } } } /* Disable the transfer complete interrupt if the DMA mode is not CIRCULAR */ else { if((hdma->Instance->CR & DMA_SxCR_CIRC) == RESET) { /* Disable the transfer complete interrupt */...
DMA transfer complete callback */ huart->hdmarx->XferCpltCallback = UART_DMAReceiveCplt; /* Set the UART DMA Half transfer complete callback */ huart->hdmarx->XferHalfCpltCallback = UART_DMARxHalfCplt; /* Set the DMA error callback */ huart->hdmarx->XferErrorCallback = UART_...
/* Set the SPI Tx DMA transfer complete callback as NULL because the communication closing is ...
这里要特别注意一点,如果实际应用中最好小于BufferTransferLength,防止不稳定。 62.3.2 第2步,MDMA中断配置 MDMA的中断设置比较简单,代码如下,注册了MDMA的传输完成回调: 代码语言:javascript 复制 HAL_MDMA_RegisterCallback(&MDMA_Handle,HAL_MDMA_XFER_CPLT_CB_ID,MDMA_TransferCompleteCallback);HAL_NVIC_SetPriori...
WdfDmaTransactionSetSingleTransferRequirement 方法指定 DMA 事务必须在单个传输中完成。 WdfDmaTransactionSetTransferCompleteCallback WdfDmaTransactionSetTransferCompleteCallback 方法为系统模式 DMA 事务注册传输完成事件回调函数。 WdfDmaTransactionStopSystemTransfer ...
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { struct stm32_uart *uart; RT_ASSERT(huart != NULL); uart = (struct stm32_uart *)huart; dma_recv_isr(&uart->serial, UART_RX_DMA_IT_TC_FLAG); } /** * @brief Rx Half transfer completed callback ...
structdw_dma_chan_data{// ...dma_callback_tdma_blkcallback;// block complete callbackvoid*blkuser_data;dma_callback_tdma_tfrcallback;// transfer complete callbackvoid*tfruser_data; } I don't think this is a bad idea and actually stumbled upon this implementation while writing this issue...
HAL_DMA_RegisterCallback(&hdma, HAL_DMA_XFER_CPLT_CB_ID, DMA_TransferComplete); 其中,&hdma是DMA句柄指针,HAL_DMA_XFER_CPLT_CB_ID是回调函数类型,DMA_TransferComplete是用户自定义的中断处理函数。 第二步:编写中断处理函数 在使用HAL库时,用户需要编写一个中断处理函数,用于处理DMA传输完成中断。中断...
若要註冊此回呼函式,驅動程式會從其中一個要求處理常式呼叫WdfDmaTransactionSetTransferCompleteCallback。 意見反映 此頁面有幫助嗎? 是否 提供產品意見反映| 在Microsoft Q&A 尋求協助