BZBGEAR BG-UM44-100M-KIT, User Manual, Page: 28 / 43

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12. RS-232 Control Command
The product also supports RS-232 control. You need a serial cable with RS-232 male head and
DB9 transfer USB male head. The RS-232 head of the serial cable is connected to the RS-232
control port with DB 9 at the rear of the Matrix, and the USB head of the serial cable is connected
to a PC. The connection method is as follows:
RS232
Then, open a Serial Command tool on PC to send ASCII command to control the Matrix.
The ASCII command list about the product is shown as below.
ASCII Command
Serial port protocol. Baud rate: 115200, Data bits: 8bit, Stop bits:1, Check bit: 0
x - Parameter 1
y - Parameter 2
! - Delimiter
ASCII Command
Function Description Example Feedback
Default Setting
Power
s power z!
Power on/off the device,z=0~1
(z=0 power off, z=1 power on)
s power 1!
Power on
System Initializing...
Initialization Finished!
power off
POWER 0
power on
r power! Get current power state
r power!
power on/power off
s reboot! Reboot the device s reboot!
Reboot...
System Initializing...
Initialization Finished!
FW version 1.00.01
System Setup
help! List all commands help!
r type! Get device model r type! HDM-B44H100P
r status! Get device current status r status!
Get the unit all
status: power, beep,
lock, in/ out
connection, video/
audio crosspoint,
edid, scaler,hdcp,
network status