Sms; Sms Commands - Motorola g20 Developer's Manual

4.5

SMS

4.5.1

SMS Commands

Most of the support for SMS data transmission and reception is according to the GSM 07.05 specification. This standard
provides for an external terminal unit to send and receive information in an SM. This standard also provides for the transferring
of messages between the g20 and the terminal, and the reporting of SM reception events.
Only text-mode SMSs are supported. PDU and block mode are not be supported.
4.5.1.1 +CSMS, Select Message Service
This command handles the selection of the messaging service. It returns the types of messages that are supported by the g20.
Set Command
The Set command sets the type of service and returns the types of messages supported by the g20.
Command
+CSMS=<service>
Read Command
The Read command returns the supported message types along with the current service setting.
Command
+CSMS?
Test Command
The Test command returns a list of all the services supported by the terminal.
Command
+CSMS=?
98-08901C68-O
Response/Action
+CSMS: 1,1,1
or:
+CMS ERROR: <err>
+CSMS: <mt>,<mo>,<bm>
Response/Action
+CSMS: 128,1,1,1
Response/Action
+CSMS: (128)
AT Commands Reference
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