4x4 HDMI2.0 Matrix with Audio Matrix
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9.3.8 CEC Control
If the input sources, HDBaseT output devices and local HDMI output devices are
supports CEC, they can be controlled by sending the following command instead of IR
remote.
CEC[I/O][AA][BB][CC][DD].
The “
[I]
” represents the input port. The “
[O]
” represents the output port.
The “
[AA]
” represents the port number. The HDMI input ports are 01~04. The
HDMI output ports are 01~04.
The “
[AA]
” is “
FF
” for sending command to all input or output ports.
The “
[BB]
” represents the device type (e.g. TV: 40/20/80; Blu-ray DVD: 04/08).
The “[CC]” represents the CEC function type (e.g. “44”: Remote control).
The “[DD]” represents the specific command from the table below.
Control the input source:
Command
Description
Command Example and
Response
CECI[AA][BB][CC]00.
Confirm operation
(Enter).
CECI02044400
CEC Input 02 Send
Success!
CECI[AA][BB][CC]01.
UP direction.
CECI01044401.
CEC Input 01 Send
Success!
CECI[AA][BB][CC]02.
DOWN direction.
CECI01044402.
CEC Input 01 Send
Success!
CECI[AA][BB][CC]03.
LEFT direction.
CECI03044403.
CEC Input 03 Send
Success!
CECI[AA][BB][CC]04.
RIGHT direction.
CECI03044404.
CEC Input 03 Send
Success!
CECI[AA][BB][CC]09.
Back to submenu.
CECI03044409.
CEC Input 03 Send
Success!
CECI[AA][BB][CC]0A.
Enter main menu.
CECI0304440A.
CEC Input 03 Send
Success!
