Since you lacked the USB interface in your own Arduino board, it becomes necessary to use a homemade/ready-made USB to Serial Converter Module as an efficient and economical solution. Inexpensive and ...
Our friend [Zach Hoeken] at NYC Resistor is porting the Arduino environment to an ATmega644 chip. This doesn’t really add new functionality to the ATmega644 as it is already fully programmable, but it ...