8x8 HDMI2.0 Matrix with Audio Matrix
23
Set the parameters (baud rate, data bit, stop bit and parity bit) correctly to ensure
reliable RS232 control.
9.3 RS232 Communication Commands
Case-sensitive.
“[“, “]” in the commands are for easy recognition only and not necessary in real
operations. Other symbols including “.”, “,”, “/”, “%”, “;”, “^”. are parts of the
commands.
Feedbacks listed in the column “Feedback Example” are only for reference,
feedbacks may vary according to different operations.
Baud rate: 9600
Data bit: 8
Stop bit: 1
Parity bit: none
9.3.1 System Commands
Command
Function
Feedback Example
PowerON.
Power on
Power ON!
Front Panel Unlock!
PowerOFF.
Power off
Power OFF!
/*Name.
Query the name of
matrix
MUH88-H2
/*Type.
Query the model of
matrix
PTN
/^Version.
Query the version of
firmware
V1.0.0
CPLD:V1.0.0
RST.
Reset to factory default.
Factory Default!
9.3.2 Control Management
Command
Function
Feedback Example
DS[xx]ON.
Able output devices
down-scaling function.
[xx]=00~04,
xx =01~04 is the
corresponding number of
output 5,6,7 or 8 port, if the xx
=00, it means all output 5~8
HDMI OUT 05 Down Scale ON!
HDMI OUT 06 Down Scale ON!
HDMI OUT 07 Down Scale ON!
HDMI OUT 08 Down Scale ON!
