2.8 Fiero Turbo Project

jgwynne at mrcday.com jgwynne at mrcday.com
Sat Jul 24 18:11:44 GMT 1999




| Not sure what you mean.

<delete>

| >| ratty (a bit off for this 2.8L). I loaded it into the upper 128k of the
| 256K
| >| for the 7730.
| >
| >The lower 16k x 8 of a 64k x 8 EPROM in a 730 is inaccessible. If you
             ^^ should have been 32.. 32k x 8
          
| >check the board routing, A15 of the larger EPROM is tied high. The EPROM
| >can be either a 32k x 8 or 64k x 8, probably depending on what GM had
| >in stock and the cheapest at the time.

I misread your post... I thought you were writing of a
27c512... which could be used as long as you put the code in the upper 
32k. pin 1 of the EPROM is tied high.

john gwynne



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