hello this is my first post asking for help, usually i found everything what i need in other topics, but now i can't find a solution. i bought a shield from aliexpress and im trying to make it work whit the tutorial from elecfreaks.com http://www.elecfreaks.com/wiki/index.php?title=EFCom_GPRS/GSM_…

cant make efcom v1.2 work!

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