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Полная версия этой страницы: Configure EMC LPC 24xxx with SRAM
Форум разработчиков электроники ELECTRONIX.ru > Микроконтроллеры (MCs) > ARM
Michal755
Is somebody who has expirience with configuration EMC on LPC24xx, I connected to SRAM with 32-bit data bus. My probleme is that signal "WE" does not work from CPU, when I check via Osciloscope... so data does not write to SRAM.
amw
Цитата(Michal755 @ Jun 5 2008, 19:14) *
Is somebody who has expirience with configuration EMC on LPC24xx, I connected to SRAM with 32-bit data bus. My probleme is that signal "WE" does not work from CPU, when I check via Osciloscope... so data does not write to SRAM.

It seems like post #4 in the topic
http://electronix.ru/forum/index.php?showt...mp;#entry365677
Can help you.
This post related to LPC2468 where EMC configured for
12 bit Address Bus
32 bit Data bus
With active high CS signal.
Michal755
Thanks so much, now works... we wounded to, that is neccessary to set EMCStaticConfig0-3 registers, Bit 7 "Byte lane state" has to be set on HIGH yeah.gif
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