SIM 900 ,CALL TO A MOBILE NUMBER

Thread Starter

AJIN NADH

Joined Dec 18, 2014
84
Hi all,
I used to make a call using sim 900 module by sending serial at commands to module,

I used the at command_ ATD+890766***;
but i get a response line"NO CARRIER"

I checked the signal strength its showing 30,

What may be the issue , am attaching a jpeg, Whether i have to set any pin?


Untitled.jpg



Regards,
Ajin nadh v a
 
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