But how do I write to the Arduino serially while the TX and RX Pins are connected to the XBee? There is only one serial port and if it is taken up by the XBee how can I send commands from the PC?
But how do I write to the Arduino serially while the TX and RX Pins are connected to the XBee? There is only one serial port and if it is taken up by the XBee how can I send commands from the PC?