Ma, Audio Control Commands; Figure 11. Audio Paths - Motorola g20 Developer's Manual

4.8.2

+MA, Audio Control Commands

This group of commands enables accessory devices to control certain audio aspects within the system.
4.8.2.1 +MAPATH, Audio Path
This command sets/requests the active input accessory, and the output accessory for each feature. For example, you can choose
the headset mic to be active, the voice and keypad feedbacks to go to the speaker, and the alerts and rings to go to the alert
speaker. On power up, the default path, mic, speaker and alert speaker is restored.
The following diagram shows the audio paths
.
Set Command
The Set command sets the audio path mode. The mode indicates which I/O accessories are now active for the different audio
features. The field features are only used for outputs (direct=1).
Command
+MAPATH= <direct>,<accy>
[,<features>]
98-08901C68-O
Input
MIC
HDST_MIC
SAP_RX
Digital Audio

Figure 11. Audio Paths

OK
or:
+CME ERROR: <err>
Output
Voice
Mono Headset Speaker
SPKR-
Voice
SPKR+
Earpiece Speaker
ALRT-
Alert/Ringer
ALRT+
Alert Transducer
SAP_RX
Digital Audio
Response/Action
AT Commands Reference
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