VECTORLIST - The Mailing List For The Technical Discussion of Vector-Based Arcade Games

February_2001
VECTOR: Cinematronics Prom Images


From: Paul Sommers ( )
Date: Tue Feb 20 2001 - 18:29:09 CST


Gang,

Does anyone have the images for the Cinematronics Rev B (Space Wars in the
case) PROMS in row 14.

They are 74S288 which seems to cross to a 82S123 according to partminer.

They are not included in the Mame rom files. I'm not sure how these Proms work
but I have two outputs reading high on E14 when all address lines are running
fine. I would assume all outputs should be running even if it is garbage
in/garbage out. Yes?

All help appreciated.

Cheers
Paul

PS: Gee it's been quiet here lately!
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