GSM/GPRS Module
M35
AT Commands Manual
M35
_AT_Commands_Manual Confidential / Released 78 /
186
7.20. AT+CMOD Configure Alternating Mode Calls
Parameter
7.21. AT+QSFR Preference Speech Coding
5
Alternating voice/FAX, FAX first
6
Alternating voice/data, data first
7
Voice followed by data
AT+CMOD Configure Alternating Mode Calls
Test Command
AT+CMOD=?
Response
+CMOD:
(list of supported
<mode>
s)
OK
Write Command
AT+CMOD=[<mode>]
Response
OK
ERROR
Reference
GSM 07.07
<mode>
0
Single mode
1
Alternating voice/FAX
2
Alternating voice/data
3
Voice followed by data
AT+QSFR Preference Speech Coding
Test Command
AT+QSFR=?
Response
+QSFR:
(list of supported
<mode>
s)
OK
Read Command
AT+QSFR?
Response
+QSFR: <mode>
OK
Write Command
AT+QSFR=<mode>
Response
OK
ERROR