> On 14. Jul 2017, at 18:50, Vishal Vaidhyanathan 
> <[email protected]> wrote:
> 
> Hi Holger,

Hi!

please don't take a public discussion private. It is considered rude in the 
FOSS community. But I (and others) offer consulting services too.


> So I receive the ATR at 9600 Baud rate. After that I send the APDU commands 
> in the exact order I see in Wireshark. One SIM card responds exactly as I see 
> in Wireshark. Few other SIM cards don’t respond after ATR. So I want to know 
> how the phone does it and want to verify that Wireshark is not missing 
> something after ATR. This is the reason I want to know the baud rate of the 
> phone clock.
> 
> Where exactly should I look at the source to figure out the Baud rate of the 
> phone?


http://git.osmocom.org/openpcd/tree/firmware/src/simtrace/iso7816_uart.c#n117

follow the usage of the fi_table and di_table

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