MCUmall EPROM BIOS Chip Burner Forum
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 Can't properly read 28F512 with GQ3X		  New Topic  Reply to Topic
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daniel1245532

1 Posts
Posted - 08/23/2023 :  12:33:40  Show Profile  Reply with Quote
Hi all! I'm trying to read an Intel AP28F512 from a Volvo 850 ECU.

The ID is recognized as 89b8, and it kind of reads it, but the checksum is different every time. I compared the files and it seems to be some cyclic error. I have 2 chips and it's the same for both.. Any tips?
Reply #1

ZLM

2937 Posts
Posted - 08/23/2023 :  15:51:05  Show Profile  Reply with Quote
GQ-3X?
check pin contacting, chip, programmer ZIF etc.
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