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Problem ST9f120 lose a part of code

w2
Associate II
Posted on February 19, 2004 at 11:16

Problem ST9f120 lose a part of code

3 REPLIES 3
w2
Associate II
Posted on May 17, 2011 at 11:35

I hve a problems whit ST9f120V1,after a few day that he work normaly ,he lose a parte of code.

I have product 100 control board and 15 of this have this problem

Is possible that MCU lose the code burning in flash ? There are a particulary connnection to avoid this problems ?

sergio2
Associate II
Posted on May 17, 2011 at 11:35

Give a look to the attached document ''Silicon design improvement in order to enhance the robustness of the device.''

In other words deffective chips

w2
Associate II
Posted on May 17, 2011 at 11:35

thaks Sergio for your interesting.

I read the document and is vary usefull.

But the chip that I have are all with Y letter, and i beleave that the problems is not the same.

You have other idea!?

Tanks !!