CONFIGURING AND COMMUNICATING WITH YOUR DEVICE
26
MultiConnect
®
microCell MTCM-LAT3 and -LSP3 User Guide
Reading, Writing and Deleting Messages
Sending Text Messages
To send a text message in text mode:
1.
Check signal strength.
Enter:
AT+CSQ
2.
Verify device is registered on the cellular network.
Enter:
AT+CEREG?
Should return:
+CEREG: 0,1 or +CEREG: 0,5
OK
3.
Put the device in text mode.
Enter:
AT+CMGF=1
The device responds.
OK
4.
Enter the recipient's number and your message.
Enter:
AT+CMGS="##########"
>Your message here
where ########## is the recipient's number.
5.
Send the message.
Enter CTRL+Z.
The device responds:
+CMGS: #
OK
where # is the reference number of the sent message.
For example:
AT+CMGF=1
OK
AT+CMGS="0001112222"
> How are you?
<CTRL+Z to send>
+CMGS: 255
OK
Where 0001112222 is the phone number.
Reading Text Messages
NOTE:
For CAT M1 devices, you can only send/receive SMS messages from other CAT M1 devices on the same
network.