Paul Whalley wrote: > > Checking the schematic (I am not the hardware guy on > this project), it appears that SDRAM is connected to > SDCS3. > > connect it to an other nSDCS and you won't have any more problem. I had the same problem on the evaluation board & on our board. Look at item number 4 of this document : http://www.cirrus.com/en/pubs/appNote/AN273REV1.pdf Eric