Problem / Solution Technote: 1794-ASB Ser E Rev C When in 32 Point Mode Does Not Autobaud at All Comm Rates

Problem / Solution

P42978616 - 1794-ASB Ser E Rev C When in 32 Point Mode Does Not Autobaud at All Comm Rates

Last Modified: 06/14/2004

General Category:	s	PLC Programming Products Programmable Controllers - I/O
Product(s):		Flex (1794)
Catalog #:		1794ASB
Series / Revision:
Symptoms (Keyphrases):
Problem:		At 57.6 KB and 115.2 KB the Autobaud feature is disabled The 1794-ASB can not be configured to run at those baud rates in 32 point mode.
Cause:		Firmware
Verify:
Cure:		1794-ASB Series E, Firmware Revision A, B, D and later
Prevention:

1794-ASB Ser E Rev C When in 32 Point Mode Does Not Autobaud at All Comm Rates

At RIO communication baud rate settings of 57.6 KB and 115.2 KB, the 32 point Autobaud feature is disabled in Series E, Firmware Revision C.
The ASB can not be configured to run at baud rates of 57.6 KB and 115.2 KB.
The Autobaud feature at the 230 KB setting works properly.
1794-ASB Series E, Firmware Revisions A & B do not exhibit this problem.
The problem was corrected in Firmware Revision D.

Related Links:

This knowledge base web site is intended to provide general technical information on a particular subject or subjects and is not an exhaustive treatment of such subjects. Accordingly, the information in this web site is not intended to constitute application, design, software or other professional engineering advice or services. Before making any decision or taking any action, which might affect your equipment, you should consult a qualified professional advisor.

ROCKWELL DOES NOT WARRANT THE COMPLETENESS, TIMELINESS OR ACCURACY OF ANY OF THE DATA CONTAINED IN THIS WEB SITE AND MAY MAKE CHANGES THERETO AT ANY TIME IN ITS SOLE DISCRETION WITHOUT NOTICE. FURTHER, ALL INFORMATION CONVEYED HEREBY IS PROVIDED TO USERS "AS IS." IN NO EVENT SHALL ROCKWELL BE LIABLE FOR ANY DAMAGES OF ANY KIND INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS PROFIT OR DAMAGE, EVEN IF ROCKWELL HAVE BEEN ADVISED ON THE POSSIBILITY OF SUCH DAMAGES.

ROCKWELL DISCLAIMS ALL WARRANTIES WHETHER EXPRESSED OR IMPLIED IN RESPECT OF THE INFORMATION (INCLUDING SOFTWARE) PROVIDED HEREBY, INCLUDING THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, AND NON-INFRINGEMENT. Note that certain jurisdictions do not countenance the exclusion of implied warranties; thus, this disclaimer may not apply to you.

Copyright © 2005 Rockwell Automation. All rights reserved.