User`s manual

5-4 Intellio C320Turbo/PCI User's Manual
Type 2: Connecting UART Module to a DCE device.
Modem,
or any DCE Device
C32045T/71T
Null Modem Cable
C32045T/71T DCE Device
DB25 Female Cable Wiring DB25 Female
Connector Connector
RxD 2 2 RxD
TxD 3 3 TxD
CTS 4 4 CTS
RTS 5 5 RTS
DTR 6 6 DTR
DSR 20 20 DSR
GND 7 7 GND
DCD 8 8 DCD
Modem,
or any DCE Device
C32071T
Straight-through Cable
C32071T DCE Device
DB25 Male Cable Wiring DB25 Female
Connector Connector
TxD 22RxD
RxD 33TxD
RTS 44CTS
CTS 55RTS
DSR 66DTR
DTR 2020DSR
GND 77GND
DCD 88DCD