B&B Electronics MIPort Universal PCI Cards 3PCIU8 - Manual (Page 2)

Documentation Number: 3PCI-MIport-4004qsg
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MIport Serial Card Quick Start Guide
RS-232/422/485 DIP Switch Settings
RS-422/485 DIP Switch Settings
CAUTION: Make sure computer is unplugged before installing the card.
Name Direction
(DTE)
DB-9M
Pin
Name Direction DB-9M
Pin
DCD Input 1 RD(A)
−
Input 1
RD Input 2 TD(B) + Output 2
TD Output 3 TD(A)
−
Output 3
DTR Output 4 GND ------ 5
GND ------ 5 RD(B) + Input 9
DSR Input 6 RS-422/485 Pinout
RTS Output 7
CTS Input 8
RI Input 9
RS-232 Pinout