
CONFIGURATION COMMANDS
Configuration Commands Reference
2.10
•
19.01.2007
69
4.4.8 Voice
Commands
4.4.8.1 Voice microphone parameters: SPVMIC/ GPVMIC
Syntax
Command
SPVMIC <micgain>, <mode>
Response
None
Description
Set Voice MICrophone Parameters.
micgain
Microphone amplifier gain in steps of 2 dB 0 = 0 dB,
15 = +30 dB
format: decimal (0 ... 15 )
Arguments
mode
Microphone input configuration
0: Normal Differential or single ended AC
coupled
1: MICP single ended. MICN disabled;
High impedance
2: MICN single ended. MICP disabled;
High impedance
3: MICP/N disabled; High impedance. And
microphone amplifier is muted
Disabled pins are internally connected to analog
format: decimal (0 ... 3)
Example
Host:
SPVMIC 8,0
Module:
OK
Application
PT, FT
Notes
Voice mode has to be enabled to use this command. Check voice
enabled using GPVOICE command.
Syntax
Command
GPVMIC
Response
<micgain>, <mode>
Description
Get Voice MICrophone Parameters.
Return value(s) micvol,
mode
See SPVMIC
Example
Host:
GPVMIC
Module:
8,0
OK
Application
PT, FT
Notes
See SPVMIC