simtrac hw

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ml at ml at
Sun Nov 21 15:36:33 UTC 2010

I removed the PLL part and used only 6 out of 8 contacts from the SC

On 21.11.2010 15:14, ml at wrote:
> Hi,
> Because I'm also deceived by the rebelSIM, I was programming a sim
> sniffer using an atmega, by detecting the clock freq. manualy. Until
> Harald announced his SIMtrac.
> His solution is way easier, and more reliable. This is why I've now done
> a hw design for it.
> I don't know if it's the right mailing list, but it seemed to be the best.
> I'm not a electronic expert, I just follow datasheets and examples. I
> used the openPCD schema to do this one.
> There is :
> - the AT91SAM7SXXX
> - 2 SC sockets (ID-1 and ID-000) for the SIM in credit card and usual
> size, as on the rebelSIM
> - 1 SC port (IN) to connect the SIM for the phone (I would use the ones
> from rebelSIM)
> - 1 SC port (OUT) to be able to use the signal using external HW
> - the sam-ba port to be able to flash it
> here the schema :
> please tell me if there is something wrong, or needs some improvement. I
> will design the PCB shortly.
> thanks,
> tsaitgaist

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