MCUmall EPROM BIOS Chip Burner Forum
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 True USB Willem Programmer (GQ-2X,3X,4X & GQ-4x4)
 GQ-4X do not recognize Device ID
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nik7dob@gmail.com

Bulgaria
8 Posts

Posted - 06/11/2014 :  22:18:06  Show Profile  Reply with Quote
I get my QG-4X programmer yesterday,instal it,detect Hardware,everythings good,but when I try to read AM29f010 PLCC32 did not recognize ID (Device ID - FFFF, Manufacter - not in library, Type - unknown device. If I ignore that and go on with reading - it reads the chip but not whole memmory, in facts reads 1/4 4 times ( I noticed that after I compare original .bin file with those one I red. Tell what I should do? I buy this programmer especially for reading AM29F010.
Thank you :)
Reply #1

khaahk

22 Posts

Posted - 06/12/2014 :  02:03:13  Show Profile  Reply with Quote
Make sure contact is good between chip and adapter. Have been there multiple times. Clean with some contact cleaner or ethanol.
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Reply #2

nik7dob@gmail.com

Bulgaria
8 Posts

Posted - 06/12/2014 :  10:32:00  Show Profile  Reply with Quote
Cleaned it perfect.Prolem is not there. Any suggestion?
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Reply #3

ZLM

2937 Posts

Posted - 06/12/2014 :  23:31:45  Show Profile  Reply with Quote
It seems something to do with the chip and adapter.

Do not push the chip too deep in the PLCC32 socket. Let the chip surface be same as socket surface.
If it still deos not work, use multimeter to check the chip pin contacting with the PLCC32 socket.
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Reply #4

nik7dob@gmail.com

Bulgaria
8 Posts

Posted - 06/13/2014 :  00:48:06  Show Profile  Reply with Quote
I checked all the connections - it's good.Is there a problem if there is no external power supply/scriptdapter?
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Reply #5

nik7dob@gmail.com

Bulgaria
8 Posts

Posted - 06/14/2014 :  00:40:09  Show Profile  Reply with Quote
Late tonight I found the problem: it was short-circuited two pins on XILINX chip.After I solved the problem, GQ-4X start to work. Read ID chips and the code inaside perfectly.
ZLM, make testing on hardware before sell it, it's not good for me or anyone else to repair your product by yourself.


Best wishes Nikolay Dobrev

Image Insert:
nik7dob@gmail.com/201461413945_2014-06-14_114238.JPG" border="0">
80.87 KB

Edited by - nik7dob@gmail.com on 06/14/2014 00:41:05
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