29
Serial Port Control
The RS-232 port of the interactive touch screen is defined as follows:
Connect RS-232 port to the PC or controlling device. Enable RS-233 serial port
connection and complete the following configuration.
The following table lists button controlling codes. The buttons share same functions
with corresponding buttons on the remote controller:
Port: COM1 (Set according to PC or controlling device’s port number)
Bit rate
38400
Odd/even check
None
Data bits
8
Stop bit
1
Function
Controlling Code
Function
Controlling Code
Power on
7F 08 99 A2 B3 C4 02 FF
01 00 CF
Power off
7F 08 99 A2 B3 C4 02 FF
01 01 CF
Mute/
Unmute
7F 08 99 A2 B3 C4 02 FF
01 02 CF
Sound mode 7F 08 99 A2 B3 C4 02 FF
01 05 CF
Signal
source
7F 08 99 A2 B3 C4 02 FF
01 06 CF
HDMI 1
7F 08 99 A2 B3 C4 02 FF
01 0A CF
Display
status
7F 08 99 A2 B3 C4 02 FF
01 09 CF
HDMI 3
7F 08 99 A2 B3 C4 02 FF
01 0C CF
HDMI 2
7F 08 99 A2 B3 C4 02 FF
01 0B CF
VGA
7F 08 99 A2 B3 C4 02 FF
01 0D CF
Internal PC 7F 08 99 A2 B3 C4 02 FF
01 38 CF
YPbPr
7F 08 99 A2 B3 C4 02 FF
01 10 CF
AV
7F 08 99 A2 B3 C4 02 FF
01 11 CF
DMP
7F 08 99 A2 B3 C4 02 FF
01 3A CF
7F 08 99 A2 B3 C4 02 FF
01 18 CF
Volume-
7F 08 99 A2 B3 C4 02 FF
01 17 CF
Return(quit) 7F 08 99 A2 B3 C4 02 FF
01 1D CF
Menu
7F 08 99 A2 B3 C4 02 FF
01 1B CF