How_to_use_arduino_as_ttl If you doesn't have TTL (Transistor-Transistor Logic) USB and want to do Rx-Tx transmission. Don't worry you can use us arduino.

##Arduino TTL Gate Tester I designed this project due to many of the IC's in the digital system design lab at my school not functioning. I would build my circuit only to find that something such as ...

In this short video we will show how to use an Arduino development board as a USB to TTL Converter (also known as COM or RS-232) converter.