IN1806 and IN1808 Series Scaling Presentation Switchers • SIS Configuration and Control 90
CEC SIS Commands
CEC Symbol Definitions
X20!
= CEC mode
0 = Disable CEC operations for this port (default)
2 = Enable insertion (unidirectional)
4 = Enable insertion and publish received CEC messages (bidirectional) (recommended)
X20@
= CEC status
0 = CEC mode 0 disabled
2 = CEC mode 2 enabled but no device detected (unidirectional)
3 = CEC mode 2 enabled and device detected (unidirectional)
4 = CEC mode 4 enabled but no device detected (bidirectional)
5 = CEC mode 4 enabled and device detected (bidirectional)
X20#
= Source logical address (our pseudo): 0 through 15
(-1 = Not found or port not enabled)
X20$
= Destination logical address (theirs): 0 through 15 (-1 = not found or port not enabled)
CEC Logical Addresses
Address Device
0
TV
1
Recording Device 1
2
Recording Device 2
3
Tuner 1
4
Playback Device 1
5
Audio System
6
Tuner 2
7
Tuner 3
8
Playback Device 2
9
Recording Device 3
10
Tuner 4
11
Playback Device 3
12
Reserved
13
Reserved
14
Free Use
15
Unregistered (as initiator address)
Broadcast (as destination address)
X20%
= CEC command: Predefined actions as strings within double quotes. For example:
“PwrOn”, “PwrOff”, or “ShowMe”
X20^
= Send result
0 = Failed (NAK [not acknowledged])
1 = Success (ACK [acknowledged]) of entire message
2 = Unable to send
X20&
= CEC physical address: 4 hexadecimal digits (Example: %32%00)
X20*
= CEC device presence:
0-F = Device address
X = Missing
— = CEC port is off
X20(
= CEC data — User selected elements (0 through 15) in the form of a percent sign
followed by two hex digits. Example: %2A%07%FF
X21)
= CEC address byte — In the form of percent sign followed by
two hex digits
Example: %E0 = Extron output (14) to TV (0)