Fw: corrupt my NAND flash device

Alex Samoutin samoutin at hotbox.ru
Wed Jul 2 16:10:30 EDT 2003




>On Wednesday, Jul 2, 2003, at 18:43 Europe/London, Alex Samoutin wrote:
>> Sorry for big delay with answer – I had no hardware to test. Now I got
>> my
>> CerfCube 405ep back and can play with it.
>>
>> - NAND chip Toshiba TC58256AFT
>

>The timings for the 405 EBIU bus do not match the required timings for
>the Toshiba chip's read cycle.

Why not? For any CS line you can configure timings as you want. Could you
explain what exatly dosn't much the Toshiba chip's read cycle.?

>We ended up putting the !RE pin onto a GPIO, but this caused (huge)
>problems with interrupts and so forth.

Sorry But I don't undestand it.  You can just disable interrupts for this
line.

Alex Samoutin
Intrinsyc Software




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