On Tuesday 17 May 2011, Eric Smith wrote: > Hi > > I am considering using the Freerunner as a mobile gateway to track > GPS on a vehicle and to receive data from wireless sensors in the > vehicle and send the sensor data and GPS data through GPRS. > > We may need to plug a customised wireless device into the freerunner > usb. An external GSM and GPS antenna will be used. The device will > have to run reliably and be robust for 8 to 12 weeks, so that means > a customised battery. > > Power use efficiency means putting keeping the device in low-power > consumption mode for most of the time and waking every 30 minutes > (say) for polling and transmitting. > > Has anyone implemented such a solution or has ideas about feasibility?
Nobody has talked about doing this IIRC, but it certainly sounds feasible. External power can be supplied via the usb y-cable arrangement, so shouldn't be a problem. atd-over-fso will let you wake from suspend to do what you want on an interval. _______________________________________________ Openmoko community mailing list firstname.lastname@example.org http://lists.openmoko.org/mailman/listinfo/community