13
7.
Advanced users may need to control the matrix through RS-232 serial communicaon.
Connect a control PC or control system to the RS-232 port of the receiver. API command for
RS-232 control is available in the separate document “API Command Set_ B-660-MTRX-4x4”.
A professional RS-232 serial interface soware (e.g. Serial Assist) may be needed as well.
Before execung the API command through RS-232 serial connecon, please ensure RS-232
interface of the device and the control PC are congured correctly.
Baud Rate 115200 bps
Data Bits 8 bits
Parity None
Stop Bits 1 bit
Flow Control None
RS-232 Port Connecon Pinout
1 (NC)
3 (NC)
2 (NC)
4 (GND)
6 (TxD)
5 (RxD)
7 (NC)
8 (NC)
1
2
3
4
5
6
7
8
RJ-45
4 (GND)
5 (RxD)
6 (TxD)
Control Device
GND
TxD (Data Transmit)
RxD (Data Receive)