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Chapter 4: Operation
4.4.3 RS-232 Communication Commands
Communication protocol: RS-232 Communication Protocol
Baud rate: 9600
Data bit: 8
Stop bit: 1
Parity bit: none
Table 4-2. RS-232 commands.
Switch Commands
Command Function
Feedback Example
50701%
Switch to HDMI 1 input
Switch to HDMI 1
50702%
Switch to HDMI 2 input
Switch to HDMI 2
50703%
Switch to HDMI 3 input
Switch to HDMI 3
50704%
Switch to VGA 1/YPbPr 1/AV 1
input
Switch to VGA 1/YPbPr 1/AV 1
50705%
Switch to VGA 2/YPbPr 2/AV 2
input
Switch to VGA 2/YPbPr 2/AV 2
50680%
Select VGA 1 for INPUT 4
Input 4 Set and Switch to VGA 1
50681%
Select YPbPr 1 for INPUT 4
Input 4 Set and Switch to AV 1
50682%
Select AV 1 for INPUT 4
Input 4 Set and Switch to AV 1
50683%
Select VGA 2 for INPUT 5
Input 5 Set and Switch to VGA 2
50684%
Select YPbPr 2 for INPUT 5
Input 5 Set and Switch to YPbPr 2
50685%
Select AV 2 for INPUT 5
Input 5 Set and Switch to AV 2
50785%
Enable auto-switching
Auto Switching
50786%
Disable auto-switching
Manual Switching
Audio Commands
Command Function
Feedback Example
50600%
MUTE line audio
LINE Mute
50601%
UnMute line audio
LINE Unmute
50602%
Line audio volume up
LINE Volume: xx (xx=0~60)
50603%
Line audio volume down
LINE Volume: xx (xx=0~60)