35 lines
941 B
C++
35 lines
941 B
C++
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#include "UartReader.h"
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extern UART_HandleTypeDef huart1;
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static UartReader* volatile _uartReader = nullptr;
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UartReader::UartReader(){
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_uartReader = this;
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}
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void UartReader::start(LineCallback lineCallback) {
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_lineCallback = lineCallback;
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HAL_UART_Receive_IT(&huart1, _writeBuffer, 1);
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}
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void UartReader::onDataRx(){
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if(_writeBuffer[_rxSize] == '\r'){
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_writeBuffer[_rxSize] = 0;
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auto tmp = _writeBuffer;
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_writeBuffer = _readBuffer;
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_readBuffer = tmp;
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auto lineSize = _rxSize;
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_rxSize = 0;
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_lineCallback(reinterpret_cast<const char*>(_readBuffer), lineSize);
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HAL_UART_Receive_IT(&huart1, &_writeBuffer[_rxSize], 1);
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}else{
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_rxSize++;
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HAL_UART_Receive_IT(&huart1, &_writeBuffer[_rxSize], 1);
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}
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}
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extern "C" void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) {
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if(huart == &huart1) {
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_uartReader->onDataRx();
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}
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}
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