Microsoft Systemcard tips/information/manual (IBM 5150)?
Posted on 2017-04-09, 08:18
I have this card that came with an IBM 5150 I found at a flea market a few years ago that I'm just starting to work on http://i.imgur.com/vbodqZa.jpg (click for big) It has a few functions: - 256k of expansion memory (with the ability to use as a RAM disk) - Serial and parallel ports - Realtime …