[Diy_efi] Re: Problem Reading '730 BINs...

[Bill Shaw]

It is sounding more like there is a problem with your programmer.  Can you
read ANY eproms and not have them flunk the compare?

A 27C256 is a 64K byte eprom (256K bits / 8 bits per byte) The range is 0 -
FFFF.

Bill
PS - I'm in digest mode so I don't see the postings for a while.

> From: Mike Frels <mfrels at ix.netcom.com>
> 
> Bill,
> 
> Thanks for listening and responding. Please forgive me if I am not glib in
> programming speak. It is not my trade. I just do this to be able to improve my
> car. Anyway... when I do a checksum of the loaded bin in buffer it shows 8100
> with a compliment of 7F00. Checksum of the device shows E600 with a compliment
> of 1A00. What else can I provide that would be of use?
> 
> BTW I have attempted to read the bins of other eproms I have for a '730 ECM
> and they all flunk the compare. The error will be at different locations but
> the consistency is they all get an error.
> 
> What should the range for a 27C256 show? 7FFF?
> 
> Mike

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