Does using RS232 with max232 needs any code change or special library or just connect the max232 to TX RX GND?? I mean if I already able to send data between two arduinos using TX RX GND but I need longer distance communication.
Does using RS232 with max232 needs any code change or special library or just connect the max232 to TX RX GND?? I mean if I already able to send data between two arduinos using TX RX GND but I need longer distance communication.