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I use 3 battery stilo AA 1,2V 2,4 A but it doesn't work, now status led and net led continue to blinking together. I must take the artenova Gsm shield
Thanks a lot for your reply, i connect GND and GND gsm at arduino GND.But for the power i use 5v 2a , i need a module conversion dc dc as your.Can i use module MT3608? in: 2Vdc - 24Vdc / out: 3Vdc a 28Vdc max2AWill it work ?
Using the Sim900/sim900A Mini Module With Arduino UNO
4x4x4 LED Cube (Arduino Uno)