This is a serial terminal add-on board designed for the RC2014
Z80 computer. It adds VGA video output as 80x25 text (720x400@70Hz) with ANSI / VT-100 terminal emulation, and USB keyboard input. Using a single Parallax Propeller microcontroller running at 80MHz.
Some images of the first prototype board:
Source code available from:
VGA driver from:
USB host driver from: