Sony Ericsson K200i: R1AA003 vs R1AA008

Mychaela Falconia falcon at freecalypso.org
Sat Dec 2 09:15:09 UTC 2023


Hi Vadim and community,

> I did some tests in my own Osmocom based network and found out that both 
> R1AA003 and R1AA008 look identical on the radio interface, and more 
> specifically both phones do indicate both AMR FR and AMR HR as supported.

OK, same as TI reference fw for final mass-produced version of Calypso,
no changes introduced by SE or their ODM.

> and "Configuration" is the sub-menu in which I found the AMR state. 
> Somehow it does not agree with the Bearer Capability sent by R1AA003.

Strange.  Maybe someone at SE once thought about implementing a debug
mechanism to disable AMR, but never actually implemented it to a
working state?  Oh well...

M~


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