[Gmecm] EPROM erasing/programming

[David Cooley]

Old chips... Old technology may have taken longer to erase.
I have seen it with old "Pulls" that I have acquired over the years.
 

> -----Original Message-----
> From: gmecm-bounces at diy-efi.org 
> [mailto:gmecm-bounces at diy-efi.org] On Behalf Of William Lucke
> Sent: Sunday, May 08, 2005 10:34 PM
> To: gmecm at diy-efi.org
> Subject: [Gmecm] EPROM erasing/programming
> 
> Nevermind. Apparently 30 minutes wasn't enough. I left them 
> in all afternoon and that did the trick. Programmed and 
> verified without incident.
> Does GM use chips with higher erase energies for greater 
> reliability? I don't think my eraser is that wimpy. Why might 
> it take so long to erase those parts?
> 
> 
> Will
> 
> 
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