SIM card driver

Raphaël Jacquot sxpert at
Wed Jun 9 10:57:50 CEST 2010

On 06/09/2010 09:13 AM, Dr. H. Nikolaus Schaller wrote:
> Hi,
> the SIM is connected to the GSM digital baseband chip and its firmware
> does all the SIM protocols. The chipset is a TI Calypso [1]. More
> information is not available.
> You can of course indirectly access the SIM (SMS storage, directory)
> through the AT commands through the UART interface. If you want to see
> sources, please look into the FSO framework.
> Nikolaus
> [1]:

the docs have leaked last year, and are thus available for all to see.

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