
HDMI V2.0 4x1 Presentation Switcher with Audio Extraction
16
Command
Function
Command Example and
Feedback
Send HEX string to third-party device via
RS232 port.
xx xx xx: HEX string.
The “B” represents the baud rate of third-
party device.
B
Baudrate
B
Baudrate
1
2400
2
4800
3
9600
4
19200
5
38400
6
57600
7
115200
Send the HEX command “1A 2A 3A
4A” to the third-party whose baud
rate is 9600.
CMDON/+[B]:xx
x.
Set the ASCII string of “DISPLAY ON” to
be saved. It will be automatically sent to
display device when the “DISPLAY ON”
button have been pressed.
xxx: ASCII string.
The “B” represents the baud rate of third-
party device.
B
Baudrate
B
Baudrate
1
2400
2
4800
3
9600
4
19200
5
38400
6
57600
7
115200
CMDON/+3:abc123
CMDON/-[B]:xx
xx xx.
Set the HEX string of “DISPLAY ON” to
be saved. It will be automatically sent to
display device when the “DISPLAY ON”
button have been pressed.
xx xx xx: HEX string.
The “B” represents the baud rate of third-
party device.
B
Baudrate
B
Baudrate
1
2400
2
4800
3
9600
4
19200
5
38400
6
57600
7
115200
CMDON/-3:1A 2A 3A 4A