SIM800 GSM module

Today I received from  Banggood a GSM module based on the SIM800 chip by SIMCom. I’m going to use this module in a future Arduino project that will allow me to remotely control devices. In this article I’ll show you how to test the module. The SIM800 is a quad-band (850/900/1800/1900MHz) chip and allows to trasmit/receive voice, SMS and data (using the GPRS network).…