you mentioned Arduino, a DCC-connected programmable system ... An Arduino is a tiny computer, called a "microcontroller," with its own programming language. Arduinos are open source, meaning ...

[Andrew] writes in with his Z80 single-board computer made from scratch, using the Arduino standard headers ... a compiled hex file through the serial connection.

However, Arduino also offers this board without ... This means that when connected to a computer, the Micro not only appears as a COM port but is also detected as a generic mouse and keyboard.

The KIM-1 wasn’t the first microcomputer available to computer hobbyists ... The KIM-1 is emulated by the Arduino, allowing for the same interface as an original connected up to an old teletype ...