Specifications

AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 18 Ver. 1.00 – 10/29/2008
2.1.2.4. AT+CMOD Call mode
Command Function This command is used to select the type of
call mode desired for following dial (D)
and/or answer (A) commands.
Command Functional Call Control
Group
Command Format Query AT+CMOD=?
Response +CMOD: (0-3)
OK
Write Format AT+CMOD=<mode>
Response OK
Read Format AT+CMOD?
Response +CMOD: 0
OK
Execution Format N/A
Response N/A
Parameter Values
<mode> 0 Single service
1 Alternating voice/fax (teleservice
61)
2 Alternating voice/data
(bearer service 61)
3 Voice followed by data
(bearer service 81)
Reference GSM Ref. 07.07 Chapter 6.4
Standard Scope Mandatory
Enfora Implementation Scope Full
Notes Default value will be 0. AT&F, restore
factory defaults will reset this value to 0.