XEROX 820 single board computer for sale
Features:
- Z80 CPU
- 64K dynamic RAM
- Parallel ASCII keyboard interface (8 bits of parallel data and
a key-pressed strobe)
- Floppy disk controller to interface with two Shugart 8" drives or
two 5-1/4" drives
- Two independent RS-232 ports
- Real time clock
- 80 X 24 CRT dispaly (5X7 dot matrix) controller for use with an
external video monitor (as a console output)
- System monitor (4K) with drive routines for CRT display, keyboard
i/o, floppy disk control, and a reasonable command set
Price: US$80.00
Any one interested, send me an e-mail (ra...@cs.ubc.cdn OR ra...@cs.uucp)