Testing CP/M-86...

A project log for V20-MBC: a V20 (8088 + 8080) CPU homebrew computer

An easy to build homemade single board computer with a V20HL aka uPD70108H (8088 + 8080) or 80C88 CPU. CP/M-80, CP/M-86 and MSDOS supported.

just4funJust4Fun 06/02/2020 at 17:040 Comments

Currently testing CP/M-86:

The custom Bios sizes the installed RAM (128/512/1024KB) and changes the CP/M-86 available TPA accordingly.

Here Turbo Pascal for CP/M-86 and Wordstar 3.3 for CP/M-86: