Termination resistor, Device 1, Device 2 – Solvline PCIe User Manual
Page 15: What is termination resistor, Installation
Advertising
15
Termination Resistor
Termination Resistor
What is Termination Resistor?
Termination Resistor purpose to reduce of reflection wave in network. We use 120
Ω resistor in
RS422/RS485 communication.
Installation
RS422 Mode
PC
Device 1
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
RX+
RX-
TX+
TX-
RX+
RX-
TX+
TX-
Device 2
1
2
3
4
5
6
7
8
9
RX+
RX-
TX+
TX-
Advertising