Audio
3-164 G24-L AT Commands Reference Manual April 15, 2008
The following diagram shows the audio paths:.
Figure 3-6: Audio Paths
Command
Type
Syntax Response/Action Remarks
Set
+MAPATH=
<direct>,<accy>
[,<features>]
OK
or:
+CME ERROR: <err>
The Set command sets the audio path
mode. The mode indicates which I/O
accessories are now active for the different
audio features. The <features> field is
only used for outputs (direct=2).
Read
+MAPATH? +MAPATH:1(mode
in),<accy>
+MAPATH:2(mode out),
<accy>,<feature>
[<CR><LF>+MAPATH:2
(mode out),
<accy>,<feature>
[...]]
OK
The Read command returns the active
input audio accessory and the output
accessory for each feature.
Test
+MAPATH=? +MAPATH: (list of
supported directions),(list
of supported
accessories),(list of
supported features
combinations)
OK
The Test command returns the supported
audio directions (input/output),
accessories and features.
Handset Microphone
Headset Microphone
Voice
HeadsetSpeaker
Voice
Handset Speaker
Alert/Ringer
AlertTransducer
Handset Microphone
HeadsetMicrophone
Input
• Voice
•
• Alert
• Ring
Features:
• Voice
• Key feedback
• Alert
• Ring
Headset Speaker
Handset Speaker
Alert Transducer
Input voice
Output
