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18
RS-232 Control Commands
The Matrix can be easily integrated with 3
rd
Party control systems via
RS232 control. The following shows the control protocol for
controlling the Matrix.
RS-232 protocol
Baud Rate
9600
Data Bits
8
Parity Check
none
Stop Bits
1
Flow control
none
Controlling the Matrix via RS232 can be done by send a series of
commands per the RS232 Command Table
Basic controls
Note: The commands are in HEX. No spaces between HEX codes.
“0x” denotes HEX. No need to enter “0x”
HEX CODE
Port Status
0x02 0x30 0x30 0x31 0x03
Turn ON LED
0x02 0x30 0x30 0x33 0x03
Turn OFF LED
0x02 0x30 0x30 0x34 0x03
ON
0x02 0x30 0x30 0x35 0x03
OFF /"soft " Standby
0x02 0x30 0x30 0x36 0x03
Example:
To turn off LED , send Command:
02 30 30 34 03 in Hex
Set the switch to RS-232 side as
shown
.