Обновление
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ea1f782fc3
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@ -81,7 +81,6 @@ void vSerialPortInitDMA(
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env->chnCfg.pSrcBuffer = &(uart->DATA);
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env->chnCfg.pDestBuffer = DMA_BUF;
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env->chnCfg.u32BlockSize = 1U;
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//env->chnCfg.u32BlockSize = (UART_RX_FIFO_WATERMARK + 1U);;
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env->chnCfg.u16BlockCount = 1U;
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env->chnCfg.u8ChannelPriority = IRQ_DMA_CHANNEL_PRIORITY;
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env->chnCfg.eSrcDataSize = DMA_TRANSFER_SIZE_1B;
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@ -95,11 +94,6 @@ void vSerialPortInitDMA(
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env->chnCfg.bDestAddrLoopbackEn = false;
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env->chnCfg.bAutoStop = false;
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//env->chnCfg.bSrcCircularBufferEn = false;
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//env->chnCfg.u32SrcCircBufferSize = 0U;
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//env->chnCfg.bDestCircularBufferEn = false;
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//env->chnCfg.u32DestCircBufferSize = 0U;
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env->chnCfg.bSrcCircularBufferEn = false;
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env->chnCfg.u32SrcCircBufferSize = 0U;
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env->chnCfg.bDestCircularBufferEn = true;
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@ -131,10 +125,6 @@ void vSerialPortInitDMA(
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if (u32PccFuncClk != 0U) {
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env->tInitCfg.bEnRxFullDma = true; // UART receiver full DMA disable
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//env->tInitCfg.bEnRxFifo = false; // UART fifo disable
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//env->tInitCfg.bEnTxFifo = true; // UART tx fifo enable
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//env->tInitCfg.u8TxFifoWaterMark = 0U; // UART tx fifo 16 bytes trigger
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env->tInitCfg.bEnTxFifo = true;
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env->tInitCfg.u8TxFifoWaterMark = 0U;
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@ -266,7 +256,10 @@ void SerialPort_RxDmaBufToQueue(tSerialPortFlagchip *env, const void *pSrcBuffer
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}
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}
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env->UART_DMA_RECEIVED_POINTER_BUF += env->UART_DMA_RECEIVED_LEN_BUF;
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env->UART_DMA_RECEIVED_LEN_BUF = 0;
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if (env->UART_DMA_RECEIVED_POINTER_BUF >= env->DMA_BUF_LEN)
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env->UART_DMA_RECEIVED_POINTER_BUF = 0;
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}
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