DA-682 Series Hardware User’s Manual
Hardware Installation
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Pin
RS-232
RS-422
RS-485 (4-wire)
RS-485 (2-wire)
1 DCD
TxDA(-) TxDA(-)
---
2 RxD
TxDB(+) TxDB(+)
---
3 TxD
RxDB(+) RxDB(+)
DataB(+)
4 DTR
RxDA(-) RxDA(-)
DataA(-)
5 GND
GND
GND
GND
6 DSR
---
---
---
7 RTS
---
---
---
8 CTS
---
---
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DA-SP08-I-TB Serial Expansion Module
The DA-SP08-I-TB serial expansion module has 8 software-selectable isolated serial ports with
5-pin terminal blocks. Each port can be configured by software for RS-232, RS-422, or RS-485.
RS-232/422/485
P1
P2
P3
P4
P5
P6
P7
P8
The pin assignments for the ports are shown in the following table:
Pin
RS-422
RS-485 (2-wire)
RS-232
1 TXD+
TXD
2 TXD-
RXD
3 RXD+ DATA+
RTS
4 RXD- DATA-
CTS
5 GND
GND
GND
DA-LN04-RJ LAN Expansion Module
The DA-LN04-RJ LAN expansion module has 4 10/100 Mbps Ethernet ports with RJ45
connectors.
10/100Mbps Ethernet Port
LAN1
LAN2
LAN3
LAN4
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