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by yanivben3
Sat Jul 18, 2015 5:24 pm
Forum: Assembly
Topic: Arduino Uno R3 + SIM900 cant make it work
Replies: 0
Views: 4057

Arduino Uno R3 + SIM900 cant make it work

Please guys i'm frustrated :(
I bought an Arduino Uno R3 Board + SIM900 (GPRS Shield For arduino UNO) (I tried the same with iduino)
I connected them as i understood from the internet (Picture of the connection attached)
The simplest code i'm trying to run is modem checking but it doesnt return any ...

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