Custom calypso board

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Peter Stuge peter at
Tue Jul 10 22:11:59 UTC 2012

Harald Welte wrote:
> I've crated an initial Wiki page about the possible / intended
> modifications from a classic phoned design at
> :
>  * board-edge connector for plugging many boards into one backplane
> Feel free to discuss other extensions/modifications you may have in
> mind.

How about USB to the backplane if 12Mbps is enough throughput? The
contacts are specified on the MiniPCI-E edge connector. Could also
try some trick with the SIM signals for when using real SIM.


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