On 8/11/2011 8:33 AM, Hoffmann-Vetter, Martin wrote: > Hallo Jim, > >> I spent this evening trying to augment my 2364 design to handle 2332 >> and 2364, including 2364 with positive CS. Comments are appreciated: >> >> Schematic: http://postimage.org/image/2n6tytt8k/ > Pin 21 from the 2332 must be used to generate the chip select for the eprom. > Is that the wire to pin 2 of the 84hct86? Yes, I will add a legend for it. > If yes, this can be work. Only if > the 2332 is programmed with on chip select at pin 21 or non chip select > would be a problem. You can't disable the use of the chip select from pin > 20, you can only programm the polarity. You need the jumper SJ3 for output > enable (pin 22) of the eprom, too. Do we know of such a variant? As well, do we know of a variant with 2332 pin 21 active hi and others with pin 21 active lo? Finally, I suppose I should look at 2316 (did 2308 exist?) if it's used anywhere. Jim Message was sent through the cbm-hackers mailing listReceived on 2011-08-12 04:00:18
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