MCUmall EPROM BIOS Chip Burner Forum
MCUmall EPROM BIOS Chip Burner Forum
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 True USB Willem Programmer (GQ-2X, GQ-3X, GQ-4X)
 eeprom 5p08c3
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8 Posts

Posted - 04/20/2015 :  23:41:39  Show Profile  Reply with Quote
Hello, I have the problem to write this eeprom.
this is what it says in the program :
verifi failed, addres=0x000000, device=FF, buffer=0x5B
What is the problem?
Reply #1


2924 Posts

Posted - 04/24/2015 :  17:56:31  Show Profile  Reply with Quote
check followings:
1. chip is 5P08C3
2. chip pin 1 is at the up-left
3. chip is a good chip
4. try slower speed
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