To do a wired serial conection you need 3 wires, rx, tx, ground. Don’t forget the ground, that had me all confused and frustrated. The tx (transmit) and rx (recieve) wires need to be crossed. I wrote a simple sketch that starts at 0, outputs that value, increments by 1, outputs that value and so [...]
Tags: Communication, LCD, serial, sparkfun
Category: LCD, Serial | 0 Comments »