If you want CAN too you might also want to talk to @jvanier who has created a Photon & Electron CAN module, formerly called CANdlestick but now being Carloop.
And maybe he can give some background on the GPS extension mentioned on their site too 
If you want CAN too you might also want to talk to @jvanier who has created a Photon & Electron CAN module, formerly called CANdlestick but now being Carloop.
And maybe he can give some background on the GPS extension mentioned on their site too