MCUmall EPROM BIOS Chip Burner Forum
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 True USB Willem Programmer (GQ-2X, GQ-3X, GQ-4X)
 Write fail, adress=0x0001cc, buffer=0x3f device=0x
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Dedou

Mali
3 Posts

Posted - 09/26/2019 :  09:21:52  Show Profile  Reply with Quote
M27c4002
GQ-4X4 With Adp054
Blank check is ok
But when I write is false why
Reply #1

anniel

2314 Posts

Posted - 09/26/2019 :  09:25:39  Show Profile  Reply with Quote
quote:
Originally posted by Dedou

M27c4002
GQ-4X4 With Adp054
Blank check is ok
But when I write is false why

Try at lower speed.
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Reply #2

Dedou

Mali
3 Posts

Posted - 09/26/2019 :  23:42:11  Show Profile  Reply with Quote
I test all speed it's same'' write failed' '
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Reply #3

anniel

2314 Posts

Posted - 09/27/2019 :  02:44:50  Show Profile  Reply with Quote
quote:
Originally posted by Dedou

I test all speed it's same'' write failed' '

Change the voltages.
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Reply #4

Dedou

Mali
3 Posts

Posted - 09/27/2019 :  10:08:35  Show Profile  Reply with Quote
Thanks but how to change voltage and what voltage is necessary?
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Reply #5

anniel

2314 Posts

Posted - 09/27/2019 :  10:26:23  Show Profile  Reply with Quote
quote:
Originally posted by Dedou

Thanks but how to change voltage and what voltage is necessary?

In the devices.txt you can tweak the voltages.
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