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SerialX.begin - support 7 bit modes. #391

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SerialX.begin - support 7 bit modes. #391

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32 changes: 32 additions & 0 deletions cores/arduino/Serial.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -260,6 +260,38 @@ void UART::begin(unsigned long baudrate, uint16_t config) {
uart_cfg.parity = UART_PARITY_ODD;
uart_cfg.stop_bits = UART_STOP_BITS_2;
break;
// add 7 bit support
case SERIAL_7N1:
uart_cfg.data_bits = UART_DATA_BITS_7;
uart_cfg.parity = UART_PARITY_OFF;
uart_cfg.stop_bits = UART_STOP_BITS_1;
break;
case SERIAL_7N2:
uart_cfg.data_bits = UART_DATA_BITS_7;
uart_cfg.parity = UART_PARITY_OFF;
uart_cfg.stop_bits = UART_STOP_BITS_2;
break;
case SERIAL_7E1:
uart_cfg.data_bits = UART_DATA_BITS_7;
uart_cfg.parity = UART_PARITY_EVEN;
uart_cfg.stop_bits = UART_STOP_BITS_1;
break;
case SERIAL_7E2:
uart_cfg.data_bits = UART_DATA_BITS_7;
uart_cfg.parity = UART_PARITY_EVEN;
uart_cfg.stop_bits = UART_STOP_BITS_2;
break;
case SERIAL_7O1:
uart_cfg.data_bits = UART_DATA_BITS_7;
uart_cfg.parity = UART_PARITY_ODD;
uart_cfg.stop_bits = UART_STOP_BITS_1;
break;
case SERIAL_7O2:
uart_cfg.data_bits = UART_DATA_BITS_7;
uart_cfg.parity = UART_PARITY_ODD;
uart_cfg.stop_bits = UART_STOP_BITS_2;
break;

}

uart_cfg.p_callback = UART::WrapperCallback;
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