Atlona AT HD V81 - Manual (Page 5)

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1. Power: Press the button to turn on/off the unit.
2. Direct input selector: Press numerical number button to select your desired input source.
3. Void buttons (No function). If the button number is greater than the total input number of the unit then the button
is of no function.
AT-HD-V81 Remote Control Protocol:
Pins definition of modem cable
Splitter Remote Controller
PIN Definition PIN Definition
1 NC 1 NC
2 T x D 2 R x D
3 R x D 3 T x D
4 NC 4 NC
5 GND 5 GND
6 NC 6 NC
7 NC 7 NC
8 NC 8 NC
9 NC 9 NC
RS-232 transmission format:
• Baud Rate : 9600 bps
• Data Bit : 8 Bits
• Parity: None
• Stop Bit: 1 bit
RS-232 command
• The command is combined with a characters and digits.
• This combination command code has to be separated by ASCII
character SPACE
• The command will be executed after ASCII character “CR” input
• After ASCII character “CR” is entered, if the command is legal the
unit will reply “OK” message
• If the command is illegal, The unit will reply “NG” message
REMOTE CONTROL
RS-232
Command Code Comment
PORT 1
PORT 1 ON
PORT 2 PORT 2 ON
PORT 3 PORT 3 ON
PORT 4 PORT 4 ON
PORT 5 PORT 5 ON
PORT 6 PORT 6 ON
PORT 7 PORT 7 ON
PORT 8 PORT 8 ON
SIGNAL 1 ENABLE SIGNAL ENHANCE
SIGNAL 0 DISABLE SIGNAL ENHANCE
POWER 1 POWER ON
POWER 0 POWER OFF