HDMI 2.0 4x1 Presentation Switcher with Audio Extraction
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8.2 RS232 Command
Communication protocol:
RS232 Communication Protocol
Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none
Note:
All commands not need to end with “<CR><LF>”.
In the commands, “[”and “]” are symbols for easy reading and do not need to be
typed in actual operation.
Please remember to end the commands with the ending symbols “.” or “;”.
Please type the command carefully due to case-sensitive.
8.2.1 Device Control
Command
Function
Feedback Example
POWON.
Power on system.
Power ON!
POWOFF.
System standby.
Power OFF!
LOCK.
Lock front panel buttons.
Front Panel Locked!
UNLOCK.
Unlock front panel buttons.
Front Panel UnLock!
Baudrate[xxx].
Set baud rate to [xxx].
xxx = 115200, 57600, 38400, 19200, 9600,
4800 or 2400.
Example: Baudrate2400.
Feedback: Set Local RS232
Baudrate Is 2400!
GETGUIIP.
Report GUI IP.
GUI_IP:192.168.0.178
SETGUIIP:
[xxx.xxx.xxx.xxx].
Set GUI IP to [xxx.xxx.xxx.xxx].
Example:
SETGUIIP:192.168.0.18.
Feedback:
SETGUIIP:192.168.0.18!
STA.
Report system status.
… …
RST.
Factory reset.
Factory Default!
8.2.2 Source Switching
Command
Function
Feedback Example
HDMI[x].
Switch to HDMI input [x]. x=1~4.
Example: HDMI4.
Feedback: HDMI Out Switch
To 04!
HDMIA.
Enable auto switching mode.
HDMI Out Switch Auto Mode!
HDMIM.
Enable manual switching mode.
HDMI Out Switch Manual
Mode!
