ClearOne XAP TH1 - Manual (Page 23)

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APPENDIX A • SERIAL COMMANDS
MUTE
This command controls or reports the mute status of a channel.
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: MUTE T 1
If current state of mute for channel T is unmuted, the following is
returned out the serial port: MUTE T 0
NULL
This command sends a short noise burst down the telephone line and
forces the XAP TH1 to adapt to the telephone line. This command is
write only.
NULL
Return Values: If the renull succeeded, the following is returned out
the serial port: NULL
RING
When the XAP TH1 receives a valid ring from the telephone line, the XAP
TH1 will respond.
RING