IBASE IBD183 - Manual

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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