Datasheet

AT+CMGF=1 - this will set it to TEXT mode not PDU (data) mode. You must do this because otherwise you cannot

just type out the message.

AT+CMGS="nnnnnn" - send a text message! You will get a '>' prompt for typing. Type out your message and

when you are done send a [Control-Z] on an empty line to send

It may take a few seconds after the Control-Z character for the module to send the SMS (you'll get a +CMGS) and verify

it was sent (OK reply)

Test Call

You can also make a phone call, you must have a headset attached to the 4-pole 3.5mm headset connector, with a

mic!

To call, dial

To call, dial ATDnnnnn; Don't forget the ; at the end!

If they pick up you'll hear it in the headset, if no pickup, you'll get a NO CARRIER return

Once you are chatting, you can hang up by sending ATH