[En-Nut-Discussion] EIR: SD-Card on SPI
markus.dost at dr-clauss.de
Mon Jan 28 10:59:03 CET 2013
> I developed a board and a firmware based on the EIR and Nut/OS 4.10.3.
> For I have no audio-codec-IC I would use the SPI for the SD-Card to
> get a faster data transfer. I read the workaround with the SSC
> (http://www.ethernut.de/en/hardware/eir/spi.html) but an upgrade to
> Nut/OS 5 isn't possible at the moment.
> Can I change the OS in the configurator that the hardware SPI is used
> for the MMC or do I have to change the driver in code?
maybe I found the answer for my question some days ago but I have some
Is it sufficient to change the follow lines
#define DEV_MMCARD0 devSbi0MmCard0
#define DEV_MMCARD0 devAt91Mci0
Do I have to change the DEV_MMCARD0_NAME, too?
Are some additional changes necessary?
Which chip select is used?
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