Arduino and GPRS shield

Made first prototype used GPRS shield SIM900


First I had to disable SIM pin1

Screenshot 2015-06-25 20.13.10


List of operators

Screenshot 2015-06-25 23.08.48


So I made one call and send one SMS to Varulla.

2015-06-24 20.37.57


2015-06-26 21.12.10


Now we have dial pad prototype.

2015-06-28 20.19.51