MCUmall EPROM BIOS Chip Burner Forum
MCUmall EPROM BIOS Chip Burner Forum
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 True USB Willem Programmer (GQ-2X,3X,4X & GQ-4x4)
 M95640 wrong checksum		  New Topic  Reply to Topic
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goga969

3 Posts
Posted - 09/13/2009 :  17:23:52  Show Profile  Reply with Quote
Hi.I have Willem True USB GQ-4X.When i try read data from M95640 every time give me different damp.If you read 5 times ..5times will be different files..what is wrong??
Reply #1

ZLM

2945 Posts
Posted - 09/14/2009 :  07:44:59  Show Profile  Reply with Quote
Looks like you have some pin contacting issue.

What is your chip package? SOIC8 or DIP8?
Do you use any adapter?
Did you try to slow down the speed?
What is your software version?
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Reply #2

goga969

3 Posts
Posted - 09/14/2009 :  22:51:02  Show Profile  Reply with Quote
This is TSSOP, iwas builde adapter,and pins solder to the adpter board,,i try dfferent speed,different windows(wIN98.wINxp)sOFTWARE IS 4.01
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Reply #3

ZLM

2945 Posts
Posted - 09/16/2009 :  15:57:46  Show Profile  Reply with Quote
Try to use Re 4.04 and see if it makes different.
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Reply #4

goga969

3 Posts
Posted - 09/19/2009 :  21:28:41  Show Profile  Reply with Quote
I tryed 4.04 version looks like it is working.Thanks
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