Cable Electronics e labs SW808HD - Manual (Page 14)

Page 10 Matrix Switching System—Instruction Manual
Matrix System and Control System Connection - RS-485
PC RS-485, multi-Matrix (up to 32) connections are as shown below.
NOTES:
1. RS-485 baud rate: 9600bps, 8-bit data transmission address, no, odd, or even parity 1-
bit stop address: (9600 – 8 - N - 1).
2. Connect PC RS-485 port to the Matrix RS-485 port
Î:
TX (+)
↔ TX (+)
TX (-)
↔ TX (-)
RX (+)
↔ RX (+)
RX (-)
↔ RX (-)
3. Serial connection between Matrix RS-485 ports
Î
TX (+)
↔ TX (+)
TX (-)
↔ TX (-)
RX (+)
↔ RX (+)
RX (-)
↔ RX (-)
4. DIP switch 1-5 addresses must not set to same ID address.
(ID = 0)
(ID = 1)
(ID = 30)
(ID = 31)