Multi-Tech Systems MTD-EV3 Computer Drive User Manual


 
BASIC OPERATIONS
Enter:
AT+CMGS="##########"
>Your message here
where ########## is the recipient's number.
3. Send the message.
Enter CTRL+Z.
The device responds:
+CMGS: 255
OK
For example:
AT+CMGF=1
OK
AT+CMGS="6155554563"
> How are you? <CTRL+Z to send>
+CMGS: 255
OK
Deleting Messages
To delete one text message, enter:
AT+CMGD=I,#
where I is the index in the select storage and # is the delflag option. Enter:
0 Deletes message in the specified index.
1 Deletes all read messages. Leaves unread messages and stored device-
originated messages.
2 Deletes all read and sent device-originated messages. Leaves unread messages
and unsent device-originated messages.
3 Deletes all read messages and sent and unsent device-orginated messages.
Leaves unread messages.
4 Deletes all messages.
For example:
AT+CMGD=1 (delete message at index 1)
AT+CMGD=2 (delete message at index 2 )
AT+CMGD=1,0
AT+CMGD=1,1
AT+CMGD=1,2
AT+CMGD=1,3
AT+CMGD=1,4
QuickCarrier
TM
USB-D EV-DO MTD-EV3 User Guide 17