Owner manual

VSBC-32 Serial Interface Piggybacks

ID 21168, Rev. 04Page B - 10 © PEP Modular Computers GmbH

B.6.3 SI-PB485-ISO Jumper Settings

Default settings are in italics.

Table B-9: Jumpers J1 and J2 – End-of-Line Termination

Setting Description

Open No internal line termination

Set internal line termination

Table B-10: Jumpers J3 and J4 – Idle Setting

Setting Description

Open No internal idle status

Set Internal idle status

Table B-11: Jumper J5 – Isolation Voltage Supply

Setting Description

1 - 3 Isolating VCC supplied internally

1 - 2 Shielded, 150-ohm termination

Table B-12: Jumper J6 – Received Control

Setting Description

1 - 3 Receive permanently enabled

1 - 2 Receive enabled