Playing with GF-07 GPS device


GF-07 is dirt-cheap GPS locator. You put SIM card in it, send SMS and you know where it is. That’s it. But not for me. I like to know what I am using, especially if it is that cheap and such obscure device as this one. It comes together with manual that is written in so bad English that I barely understand anything. Immediately after opening SIM slot, one can see few test pads. Fortunately all of them are described in silkscreen. Let’s see what can be done with it as a one-evening hack.

GF-07 opened
SIM cover opened (pin headers visible)

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