It is very easy to build an “SMS-controlled relay” with the help of a cheap GSM modem module and a small microcontroller board. Here, I’m using the SIM800L and Arduino Nano V3 to develop a nifty ...
Arduino today announces that the Arduino GSM Shield, developed in conjunction with Telefónica’s Physical Internet Laboratory, is now available to purchase. The GSM Shield adds a GPRS/GSM connection to ...
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