PS/2 Interface (was: Wang 300 Calc]
ard at p850ug1.demon.co.uk
Mon Sep 17 17:57:59 CDT 2007
> When I think about it, the MITS 8800 had connector punchouts for DB25
> *only* in the back panel. DB25 seemed to be the lingua franca back
> then for hobbyist interfaces. If one had an 8" floppy drive, one ran
> the ribbon cable right through the crack between the back panel and
> the case cover directly to the controller card(s). No DD50s.
I have an S100 amchine called a CASU Super C. It contains a Cromemco CPU
board, some other stnadard 64K RAM bvoard, a Micromation Doubler disk
controller and CASU-designed boot ROM and seiral interface boards.
The disk drive (a Persci) is in a separate box. The 50 wire interface
cable is split down the middle adn connected to a pair of DB25s...
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