[Community] Antwort: Re: Wifi, Modem and GPS

Sven Dyroff S.Dyroff at phytec.de
Tue Jul 15 10:37:45 CEST 2014


Hello Christoph,

> Yes, the modem firmware could do this, but the modem-integrated GPS
> receiver has no connection to any GPS antenna. To route GPS
> information from the external GPS chip to the modem you need to
> exploit the host CPU as there is no direct connection between these
> two modules.

I know this about the GTA04 and that's why I was already talking about the 
planned Neo900.

> AFAIK the modem has only one shared power line for all internal
> modules. I can't remember if the Neo900 will also include an extra GPS
> chip to ensure no GPS information is passed to the non-free modem
> firmware.

As far as I understood the plans about Neo900 it's clear that this phone 
will not have an extra chip for GPS. Or am I wrong?

Best regards
   Sven

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