Description and Specifications
WiPort™ Integration Guide
11
Table 2-3. Channel 1 Connections
WiPort
DCE Connector
DTE Connector
Signal Description
DB9 DB25
Signal
DB9 DB25
Signal
RXD0 Data
In
2
3 RXD0 3
2
TXD0
TXD0 Data
Out
3
2 TXD0 2
3
RXD0
RTS0
H/W Flow Control
Output
7 4
RTS0
8 5
CTS0
CTS0
H/W Flow Control Input 8
5
CTS0
7
4
RTS0
CPx
Modem Control Input
1
8
DCD
4
20
DTR
CPy
Modem Control Output 4
20
DTR
1
8
DCD
CPz LED
Table 2-4. Channel 2 Connections
WiPort
DCE Connector
DTE Connector
Signal Description
DB9 DB25
Signal
DB9 DB25
Signal
RXD1 Data
In
2
3 RXD0 3
2
TXD1
TXD1 Data
Out
3
2 TXD0 2
3
RXD1
RTS1
H/W Flow Control
Output
7 4
RTS0
8 5
CTS1
CTS1
H/W Flow Control Input 8
5
CTS0
7
4
RTS1
CPx
Modem Control Input
1
8
DCD
4
20
DTR
CPy
Modem Control Output 4
20
DTR
1
8
DCD
CPz LED
Table 2-5. RS-422/485 4-Wire Connections
WiPort
Signal
Description
DB25 Pinout
DB9 Pinout
TX+ TX+
14
7
TX- TX-
15
3
RX+ RX+
21
2
RX- RX-
22
8
RTS TX
Enable
CPx RS-485
Select
CPy RS-485
2-wire
CPz RS-485
4-wire
Table 2-6. RS-485 2-Wire Connections
WiPort
Signal
Description
DB25 Pinout
DB9 Pinout
TX+/RX+ TX+/RX+
14
7
TX-/RX- TX-/RX-
15
3
RTS TX
Enable
CPx
RS-485 Select
CPy RS-485
2-wire
CPz RS-485
4-wire
