SIM900A with arduino tutorial. How to send and receive message

In this tutorial we will show you how to use and wire SIM900A and arduino to send and receive message. The tutorial will use only AT Command directly and not use library for SIM900A.
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You can find full tutorial and code here :
miliohm.com/ard...
breakrow.com/m...
Music :
Happy Life by FREDJI / fredjimusic
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Music promoted by Audio Library • Happy Life - FREDJI (N...