[ICS-210X] What Pin define for ICS-210x with RS-232/422/485?
DB9 Pin Define for RS-232：
|
DB9-PIN |
RS-232 |
|
|
|
1 |
DCD |
|
2 |
RXD |
|
|
3 |
TXD |
|
|
4 |
|
|
|
5 |
GND |
|
|
6 |
|
|
|
7 |
|
|
|
8 |
|
|
|
9 |
RI |
Terminal Block Define for RS-422/485：
|
Terminal Block Pin |
4-wire for RS-422 |
2-wire for RS-485 |
|
|
|
RX+ |
RX+ |
Data A(+) |
|
RX- |
RX- |
Data B(-) |
|
|
TX+ |
TX+ |
|
|
|
TX- |
TX- |
|
