IBASE IBD183 User Manual
Connectors pin definition, Switch settings, Ibd183 mechanical drawing
IBD183
USER GUIDE (
Version: 1.0)
EXAR XR21V1412
Mini PCI-E Serial Ports Adaptor Card
Connectors Pin Definition
CN1: COM1 for RS422/485 interface
Matching connector: Molex P/N 51021-0500
Pin #
Signal Name
1 TX
2 TX_N
3 RX
4 RX_N
5 GND,
ground
CN2: COM2 Serial Ports
Matching connector: Molex P/N 51021-0900
Pin #
Signal Name
1
DCD, Data carrier detect
2
RXD, Receive data
3
CTS, Clear to send
4 GND,
ground
5
TXD, Transmit data
6
RTS, Request to send
7
DSR, Data set ready
8
DTR, Data terminal ready
9 RI,
Ring
indicator
Switch Settings:
SW1
1 2 3 4
RS-422
off off on on
RS-485
on on on on
SW2
1 2 3 4
RS-422
off on off on
RS-485
on off on off
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IBD183 Mechanical Drawing
Cable Mechanical
Drawing
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