@ -105,7 +105,7 @@
*
* :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
*/
#define SERIAL_PORT 0
#define SERIAL_PORT -1
/**
* Select a secondary serial port on the board to use for communication with the host.
@ -114,7 +114,7 @@
//#define SERIAL_PORT_2 -1
//#define SERIAL_PORT_2 0
* This setting determines the communication speed of the printer.