Hey all,
I would like to connect a SIM card to my Arduino Uno. Its purpose will be to establish an internet connection and to recieve and send SMS Messages. I already bought a prepaid card but need a way for my Arduino to access it.
I read this post on a nice library and a nice shield. Sadly, this method is retired. Which is the most modern way to do this? Thanks for helping!
Hi
You have to buy GSM modem - classic examples of modems, compatibles with arduino are SIM800/900 or Athinker A6
The GSM units in the Arduino store are:
and
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