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by maresja
Tue May 28, 2013 9:45 pm
Forum: Bare metal, Assembly language
Topic: EMMC - can't get READ_RDY
Replies: 22
Views: 7905

Re: EMMC - can't get READ_RDY

Most common problem here seems to be that the ACMD41 typically takes a significant time - 100's of milliseconds. From what you list above, you are getting the response for the ACMD41 after the next command - the 00ff8000 response is the card agreeing on the voltage levels which you sent in the ACMD...

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