MHD4K-44
Please set the parameters of COM number, bound rate, data bit, stop bit and the
parity bit correctly, and then you are able to send command in command sending
area.
7.2. RS232 Control Commands
Communication protocol:
RS232 Communication Protocol
Baud rate:
9600 Data bit: 8 Stop bit: 1 Parity bit: none
Note:
⚫
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.
7.2.1 System Control
Command
Function
Feedback Example
PowerON.
Power on
Power ON!
PowerOFF.
Power off
Power OFF!
/*Name.
Query the name of matrix
MHD4K-44
/*Type.
Query the model of matrix
HDMI Matrix
/^Version.
Query the version of firmware
V1.0.0
CPLD:V1.0.0
RST.
Factory Default!
Factory Default!
7.2.2 Control Management
Command
Function
Feedback Example
DS[xx]ON.
Able output devices down-scaling
function.
[xx]=00~02,
xx =01~02 is the corresponding
number of output 3 or 4 port, if the xx
=00, it means both output 3 and 4
ports.
HDMI OUT xx Down
Scale ON!
DS[xx]OFF.
Disable output devices down-scaling
function.
[xx]=00~02,
HDMI OUT xx Down
Scale OFF!
