MCUmall EPROM BIOS Chip Burner Forum
MCUmall EPROM BIOS Chip Burner Forum
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 adp-054 write at27c1024
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daniracing

Spain
3 Posts

Posted - 05/27/2013 :  20:10:05  Show Profile  Reply with Quote
I can read ..not write....where is the jumper 5?
 
Reply #1

ZLM

2945 Posts

Posted - 05/28/2013 :  23:24:34  Show Profile  Reply with Quote
You can try to switch J5 between V3/V4.

But how do your know your reading is good? What is the exact error message?
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Reply #2

daniracing

Spain
3 Posts

Posted - 05/29/2013 :  22:45:35  Show Profile  Reply with Quote
This is the error that I get: error de escritura,direccion:0x000200,buffer:0xc3
dispositivo:0xff
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Reply #3

daniracing

Spain
3 Posts

Posted - 05/29/2013 :  22:48:19  Show Profile  Reply with Quote
This is the error that I get: error de escritura,direccion:0x000200,buffer:0xc3
dispositivo:0xff
switch J5?do not know where
greetins friends
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Reply #4

ZLM

2945 Posts

Posted - 06/03/2013 :  09:06:43  Show Profile  Reply with Quote
It seems your chip has poor pin contacting on A9 (chip Pin 31).
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