3x1 Wallplate Transmitter Switcher with HDMI and USB-C
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6.3.4 CEC Control
The switcher also supports sending of a few common CEC commands using RS232
command code. Specific CEC command can also be sent from the switcher. The
RS232 commands are as given in the following table. Please note that only CEC
enabled devices that have the specified logical address will respond to CEC
commands.
Command
Function
Feedback Example
50730%
Volume up.
CEC VOLUME INCREASE
50731%
Volume down.
CEC VOLUME DECREASE
50732%
Volume mute toggle.
CEC VOLUME MUTE
50733%
Display on.
CEC DISPLAY ON
50734%
Display off.
CEC DISPLAY OFF
CEC
<xx:xx:xx....>
Send
CEC command “xx:xx:xx…” to
control display device.
CEC <xx:xx:xx…>
