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Indeed - I've been meaning to experiment with a GSM module actually, I just had the WiFly handy so I built it with that instead. One thing I would say is that u
by jonmarkgo 14y ago
Indeed - I've been meaning to experiment with a GSM module actually, I just had the WiFly handy so I built it with that instead. One thing I would say is that using the WiFly allows you to connect with web services as well as the cell networks (in my example I made a very basic Sinatra app with an on/off button)
- thecodemonkey 14y agoIt's definitely also a good argument to just use what's in hand! It is actually also possible to connect to the internet using that module, using good old GPRS (The module contains a full TCP/IP) stack. Of course not near as fast as an average wifi connection. I used it to create a set-up where you can send a text message to the module: "Where are you?", it would then respond with the latitude and longitude as well as the geocoded address using Google Map's Geocoding API over GPRS.