A - switch settings, General, Switch settings – Rockwell Automation 1770-KF2 Data Highway or Highway Plus Interface Module User Manual User Manual
Page 197
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Appendix
A
AĆ1
Switch Settings
Here is a reference for switch settings for a 1770-KF2 communication
interface module.
Table A.A
Asynchronous Link Features (SWĆ1)
If You Want
to Select
With Error
With
With
Embedded
SWĆ1
Protocol as:
Check as: Parity as: Responses:
1
2
3
4
5
Full Duplex
BCC
None
No
OFF OFF
N/A
N/A OFF
Full Duplex
BCC
Even
No
ON
OFF
OFF
Full Duplex
BCC
None
Yes
OFF ON
OFF
Full Duplex
BCC
Even
Yes
ON
ON
OFF
Half Duplex
BCC
None
No
OFF OFF
ON
Half Duplex
BCC
Even
No
ON
OFF
ON
Full Duplex
CRC
None
Yes
OFF ON
ON
Half Duplex
CRC
None
No
ON
ON
ON
If You Want Your Module to:
Set Switch 3:
Detect and Ignore Duplicate Messages
ON
Accept All Messages Regardless of Duplication
OFF
If You Want the Module's Asynchronous Port to:
Set Switch 4:
Use Handshaking Signals
ON
Ignore Handshaking Signals
OFF
General
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