[Gta04-owner] GSM / AT&T Access

Butrus Damaskus butrus.butrus at gmail.com
Fri Sep 2 20:04:18 CEST 2011

On Fri, Sep 2, 2011 at 8:02 AM, Dr. H. Nikolaus Schaller
<hns at goldelico.com> wrote:
> Am 02.09.2011 um 08:48 schrieb Laurent Alebarde:
>> Hi all,
>> I am new here and thanks all for your efforts.
>> I would like on my side to use the GTA04 for breadboarding with some daughter electronics which will have its own batteries ;-) . Is the USB the only interface ? Is there some open collector output available inside ?
> There are some internal interfaces that you can get access to. One I2C and some
> GPIOs.
> For Open Collector, you can use two additional outputs of the LED controller (it has 7 outputs,
> 4 are used for LEDs and one for WLAN/Bluetooth reset). They are wired to small test pads.
> They are driven by a TI TCA6507 so you can find out about max. current/voltage.
> If you want to use the board without display, there are two 60-pin B2B connector positions
> where you can get access to approx. 40 internal signals (McBSP, SPI, I2C, GPIOs).

Is it possible to use thi McBSP parallel to the GSM/PCM-Link? That
would be really cool...

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