[sdiy] Keyboard scanner IC

Rainer Buchty rainer at buchty.net
Mon Jan 26 11:22:55 CET 2009


On Mon, 26 Jan 2009, Andre Majorel wrote:

> > U4 R6522AP

VIA.

> U5 WD1772-PH

Floppy controller

> > U6 1380650001

Keyboard scanner (=6500/11, 1380 is Ensoniq, 6500 says, what it is, -01 
is the mask revision; -02 is the ESQ1 keyboard scanner, -03 ESQ1/SQ80 
display/panel processor, -04 later machines' display/panel processor).

Rainer




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