Dec 6, 2022 · Dec 6, 2022
diff --git a/cores/arduino/HardwareSerial.cpp b/cores/arduino/HardwareSerial.cpp
                            setTx(PIN_SERIALLP2_TX);
                          } else
 #endif
                            // else get the pins of the first peripheral occurrence in PinMap
                          {
                            _serial.pin_rx = pinmap_pin(peripheral, PinMap_UART_RX);
                            _serial.pin_tx = pinmap_pin(peripheral, PinMap_UART_TX);
                          }
 #if defined(PIN_SERIAL_TX)
                            // If PIN_SERIAL_TX is defined but Serial is mapped on other peripheral
                            // (usually SerialUSB) use the pins defined for specified peripheral
                            // instead of the first one found
                            if ((pinmap_peripheral(digitalPinToPinName(PIN_SERIAL_TX), PinMap_UART_TX) == peripheral)) {
 #if defined(PIN_SERIAL_RX)
                              setRx(PIN_SERIAL_RX);
 #endif
                              setTx(PIN_SERIAL_TX);
                            } else
 #endif
                            {
                              // else get the pins of the first peripheral occurrence in PinMap
                              _serial.pin_rx = pinmap_pin(peripheral, PinMap_UART_RX);
                              _serial.pin_tx = pinmap_pin(peripheral, PinMap_UART_TX);
                            }
  if (halfDuplex == HALF_DUPLEX_ENABLED) {
    _serial.pin_rx = NC;
  }
Original file line number	Diff line number	Diff line change
Expand Up		@@ -265,11 +265,22 @@ HardwareSerial::HardwareSerial(void *peripheral, HalfDuplexMode_t halfDuplex)
		setTx(PIN_SERIALLP2_TX);
		} else
		#endif
		// else get the pins of the first peripheral occurrence in PinMap
		{
		_serial.pin_rx = pinmap_pin(peripheral, PinMap_UART_RX);
		_serial.pin_tx = pinmap_pin(peripheral, PinMap_UART_TX);
		}
		#if defined(PIN_SERIAL_TX)
		// If PIN_SERIAL_TX is defined but Serial is mapped on other peripheral
		// (usually SerialUSB) use the pins defined for specified peripheral
		// instead of the first one found
		if ((pinmap_peripheral(digitalPinToPinName(PIN_SERIAL_TX), PinMap_UART_TX) == peripheral)) {
		#if defined(PIN_SERIAL_RX)
		setRx(PIN_SERIAL_RX);
		#endif
		setTx(PIN_SERIAL_TX);
		} else
		#endif
		{
		// else get the pins of the first peripheral occurrence in PinMap
		_serial.pin_rx = pinmap_pin(peripheral, PinMap_UART_RX);
		_serial.pin_tx = pinmap_pin(peripheral, PinMap_UART_TX);
		}
		if (halfDuplex == HALF_DUPLEX_ENABLED) {
		_serial.pin_rx = NC;
		}
Expand Down