* You probably won't see anything when you type commands, and that’s because the screen echo may be disabled. '''ATE1''' command will enable it so that you can see what you write. '''AT+QCSQ=0''' and '''AT+CREG=0''' command stops showing unnecessary output:
+
* You probably won't see anything when you type commands, and that’s because the screen echo may be disabled. '''ATE1''' command will enable it so that you can see what you write. '''AT+QCSQ=0''' and '''AT+CREG=0''' commands stops showing unnecessary output:
...
...
ATE1
ATE1
Line 35:
Line 35:
...
...
----
----
+
==Debugging process==
==Debugging process==
* If PIN is required, initialize modem with your PIN code:
* If PIN is required, initialize modem with your PIN code: