Monoprice BLACKBIRD 44556 User Manual page 18

Then open a Serial Command tool on PC to send ASCII commands to control
the product. The ASCII command list about the product is shown as below.
Serial port protocol. Baud rate: 115200(default), Data bits: 8, Stop bits: 1, Check bit: 0
x - Parameter 1
y - Parameter 2
! - Delimiter
Command Function
Code Description
System Setting
help! List all commands
r type! Get device model
Get device current
r status!
status
Get Firmware
r fw version!
version
Power on/off the
device,z=0~1
s power z!
(z=0 power off, z=1
power on)
Get current power
r power!
state
Enable/disable
buzzer function,
s beep z!
z=0~1(z=0 beep off,
z=1 beep on)
r beep! Get buzzer state
Lock/unlock front
panel button,
s lock z!
z=0~1(z=0 lock
off,z=1 lock on)
Get panel button
r lock!
lock state
ASCII Command
Example Feedback
help!
4x4 hdmi seamless
r type!
matrix
get the unit all status:
power, beep, lock, in /
r status! out connection, video/
audio crosspoint, edid,
scaler, network status
r fw version! mcu fw version x.xx.xx
power on
system initializing...
s power 1!
initialization finished!
mcu fw version x.xx.xx
r power! power on /power off
beep on
s beep 1!
beep off
r beep! beep on / beep off
panel button lock on
s lock 1!
panel button lock off
r lock! panel button lock on/off
18
Default
Setting
beep on
beep on
panel
button
lock off