but this is the first one we’ve seen that turns your Arduino into a proper cell phone. The shield is based around the SIM900 GSM/GPRS radio module, and is compatible with the SIM908 GSM/GPRS ...
It’s the 26th installment of what is becoming and mammoth Arduino series, and the first one in a set that works with the SM5100B cellular shield. We love the words of warning at the top of the ...