How to use, Mode settings – StarTech.com PCI2S232485I User Manual

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Instruction Manual

3

How to Use

Mode Settings

There are two jumpers for each port that are used to set its operation mode. JP1/JP2

for Port 1 (S1) and JP4/JP5 for Port 2 (S2).

JP2 (for S1 port) / JP5 (for S2 port)

JP1 (for S1 port) / JP4 (for S2 port)

Description

RS485 - 2-wire

(Default)

RS485 4-wire

RS422

JP1, JP2 jumpers

JP4, JP5 jumpers

DB9 male

connectors