VSBC-32
Serial Interface Piggybacks
ID 21168, Rev. 04
Page B - 10
©
PEP Modular Computers GmbH
B.6.3
SI-PB485-ISO
Jumper Settings
Default settings are in italics.
Default settings are in italics.
Default settings are in italics.
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
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