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Command
CEC Usage Examples
Unidirectional mode — No CEC received data messages (including answers to queries) desired
Set mode
Set data
Bidirectional mode — CEC received data messages desired
Set mode
Set data
Examples of possible
unsoliciated messages
NOTE:
Asynchronous received data messages from CEC in bidirectional mode (4) format:
Other CEC Commands
List CEC device presence
Rediscover device on input
Rediscover device on
output
Report physical address of
output port
KEY:
X!
1
= Input number (
‑
X3#
= Send result:
X3$
= CEC physical address: 4 hexadecimal digits (Example:
X3*
= CEC device presence:
ASCII command
(host to device)
E
}
O1*2CCEC
E
}
O1*"PwrOn"DCEC
or
E
}
O1*%04DCEC
E
}
O1*4CCEC
E
}
O1*"ShowMe"DCEC
or
E
}
O1*15*%82%20%00DCEC
E
}
LQCEC
Verbose mode 2/3
E
X!
}
I
QCEC
E
}
O1QCEC
E
}
O1PCEC
Verbose mode 2/3
Example
2
)
0
1
= Failed (NAK)
= Success (ACK) of entire message
0
F
‑
= Device address
Response
(device to host)
]
CcecO1*2
]
DcecO1*%E0%04*1
]
CcecO1*4
]
DcecO1*%EF%82%20%00*1
]
Ceco1*%0F%32%65%6E%67*1
]
Ceco1*%0E*1
X!
X3&X3^
Ceci
*
X3&X3^
Ceco1*
X3*X3*
X3*]
*
X3*X3*
X3*]
QcecL*
*
X!
]
QcecI
*1
X!
X3#]
QcecI
*1*
...
X!
X3#]
QcecI
*14*
]
QcecO1*1
X3#]
QcecO1*0*
...
X3#]
QcecO1*13*
X3$]
X3$]
PcecO1*
%10%00
2
%32%00
)
X
—
= Missing
= CEC port is off
DTP2 R 212 Series • SIS Commands
Additional description
Power on TV on output 1.
Switch TV on output 1 to our signal
(HDMI 2 on TV).
TV broadcast command to set the
menu language to English ("eng").
TV pings us to confirm we are still
there.
X3#]
*
X3#]
*
Input1 input 2* output
For 1000 (usually first HDMI input on
TV).
= Unable to send
52
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