User's Manual

AT Command Set
MC35_ATC_01_V04.00 Page 162 of 238 02.04.2002
6.1.7 AT+CGSMS Select service for MO SMS messages
Test command
AT+CGSMS=?
The test command lists the services and service preferences which can be
selected with the AT+CGSMS write command.
Response
+CGSMS: (list of supported <service>s
OK
Parameter
<service> See write command
Read command
AT+CGSMS?
The read command returns the currently selected service or service prefer-
ence.
Response
+CGSMS: <service>
OK/ERROR/+CME ERROR
<service> See write command
Write command
AT+CGSMS=
[<service>]
The write command specifies what service or service preference the MT
shall use when sending MO SMS messages. If parameter <service> is not
given, the current value remains unchanged.
Parameter
<service> a numeric parameter which indicates the service or service
preference to be used.
0GPRS
1 circuit switched
2 GPRS preferred (use circuit switched if mobile is not
GPRS attached)
3 circuit switched preferred (use GPRS if circuit switched is
not available)
Response
OK/ERROR/+CME ERROR
Reference
GSM 07.07
Note:
• Default value is 3 (circuit switched preferred).
• Parameter cannot be stored to user profile (AT&W).