[Gta04-owner] Error in pin layout of serial cable?
christoph.mair at gmail.com
Thu Dec 8 23:04:55 CET 2011
On Wed, Dec 7, 2011 at 4:26 AM, Jens Seidel <jensseidel at users.sf.net> wrote:
> Following http://projects.goldelico.com/p/gta04-main/page/SerialBoot/
> I can access the device.
> Booting from sd card fails nevertheless (tried 2 different cards, a
> 512MB and a 8GB one).
> GTA04 # mmcinfo
> Card did not respond to voltage select!
> Device: OMAP SD/MMC
> Manufacturer ID: 0
> OEM: 0
> Name: Tran Speed: 0
> Rd Block Len: 0
> MMC version 0.0
> High Capacity: No
> Capacity: 0
> Bus Width: 1-bit
> Any idea?
Maybe the contact pins are misaligned somehow? Or they do not press
firmly enough against the card?
That voltage select error seems strange. Does someone know how this is
handled? Is this a fixed pin which selects the voltage or a protocol
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