Status Codes; What This Appendix Contains - Allen-Bradley 1779-KFMR User Manual

Data highway ii synchronous-device interface
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What This Appendix Contains

Status Codes

This appendix lists the hexadecimal codes that may appear in the status
(STS), and extended status (EXT STS) fields of Data Highway II reply
messages. The codes you receive can vary depending on which mode the
interface is in and which type of command you sent.
Here is a list of the tables in this appendix and what each table contains:
Table A.A lists status codes you may receive in the STS field of a reply
message.
Table A.B lists extended status codes you may receive in the EXT STS
field of Data Highway replies if the reply came from a PLC-3
controller.
Table A.C lists status codes you may receive in the STS field of a time-
critical reply.
Table A.D lists status codes you may receive in the STS field of a
remote command control reply which shows the status of the execution
of the RC control command (in addition to status codes you may
receive in the specific STS fields for specific remote command
execution status).
A
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