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Problem programming 93C56
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[quote][i]Originally posted by Iansbors[/i] [br]Hi! Could anybody please help with some advices? I'm trying to make a copy of a 93C56. The original is marked B05AG 93C56 EM8. The eeprom I try to copy to is marked ST 93C56WP B423G. When I read the original I have to use 16 bit in order to get the binary correct. [b]Image Insert:[/b][br][img]http://www.mcumall.com/forum/uploaded/Iansbors/2015520133620_Read_original_93c56_as_16bit.JPG[/img][br][size=1] 63.93 KB[/size=1] The problem is: It is not possible to write to the eeprom using 16 bit, only 8 bit, even the eeprom should support 16 bit as well. [b]Image Insert:[/b][br][img]http://www.mcumall.com/forum/uploaded/Iansbors/2015520133740_Program_copy_93c56_as_8bit.JPG[/img][br][size=1] 64.91 KB[/size=1] Here is a photo of my hardware with the 93C56 placed in a SOIC8 adapter. [b]Image Insert:[/b][br][img]http://www.mcumall.com/forum/uploaded/Iansbors/2015520133827_Willem.jpg[/img][br][size=1] 172.02 KB[/size=1] Do anybody have an idea what I am doing wrong or what might be the problem? Regs Ian [/quote]
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Iansbors
Posted - 05/20/2015 : 12:40:57
Hi!
Could anybody please help with some advices?
I'm trying to make a copy of a 93C56.
The original is marked B05AG 93C56 EM8.
The eeprom I try to copy to is marked ST 93C56WP B423G.
When I read the original I have to use 16 bit in order to get the binary correct.
Image Insert:
63.93 KB
The problem is: It is not possible to write to the eeprom using 16 bit, only 8 bit, even the eeprom should support 16 bit as well.
Image Insert:
64.91 KB
Here is a photo of my hardware with the 93C56 placed in a SOIC8 adapter.
Image Insert:
172.02 KB
Do anybody have an idea what I am doing wrong or what might be the problem?
Regs Ian
1 L A T E S T R E P L I E S (Newest First)
ZLM
Posted - 05/22/2015 : 09:36:20
It looks all right.
Make sure your chip pin contacting good.
Also, use 0.97ja version software. That is a good version as knew.
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