ClearOne comm AP10 Mute, Appendices ~ Appendix C Serial Commands, Command form DEVICE LVL CH

Appendices ~ Appendix C: Serial Commands 25

LVL

This command reports back the transmit or receive level for a unit.

Command form: DEVICE LVL <CH>

Explanation: <CH> 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 <CH> <X>

Explanation:

<CH> 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
<X> 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

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