ClearOne AP10 - Manual (Page 29)

25 Appendices ~ Appendix C: Serial Commands
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LVL
This command reports back the transmit or receive level for a unit.
Command form: DEVICE LVL
Explanation: is which parameter to be measured.
CH=RXIN Parameter for level from the telephone line
CH=RXOUT Parameter for level from the AP10
CH=TXIN Parameter for level into the AP10
CH=TXOUT Parameter for level to the telephone line
Return values: LVL will return the output level of the line channel in the same
format as the command.
Example: If the current level for RXIN channel is -20dBu, the following is
returned out the serial port: DEVICE LVL RXIN -20
MUTE
This command controls or reports the mute status of a channel.
Command form: DEVICE MUTE
Explanation:
is the channel(s) to be muted/unmuted.
CH=T Parameter to apply to the transmit channel
CH=R Parameter to apply to the receive channel
CH=* Parameter to apply to both channels
is the action (i.e. mute, unmute, report the mute state).
X=0 Set mute to off
X=1 Set mute to on (mute the selected channel)
X=2 Parameter to toggle the state from one state to the other
(regardless of current state)
X=NULL Report the current state of mute for the selected channel
Return values: MUTE returns the mute status in the same format as the
command.
Example:
If current state of mute for channel T is muted, the following is returned out the
serial port: DEVICE MUTE T 1
If current state of mute for channel T is unmuted, the following is returned out the
serial port: DEVICE MUTE T 0