User manual

Computer Gateway User Manual 5/96
About This Publication
NOTE
The contents of this manual are needed by only those who intend to develop their own
interface between a computer and TDC 3000
X
. If your TDC 3000
X
System includes the
CM50S or CM50N, that interface is already provided and you should not need this manual.
This publication provides information that will aid you in the development of the software
necessary to provide the bridge between your host processor and the TDC 3000
X
process
control system through the Computer Gateway. It does not, by itself, cover everything
you need to know to develop your application software. Topics covered elsewhere include:
• TDC 3000
X
System Concepts
• TDC 3000
X
System Planning
• TDC 3000
X
System Configuration
A list of related publications is in paragraph 1.6 of this publication.
This publication supports TDC 3000
X
software release 500. Please see heading 1.5 for
information about important functional changes effective with R500.
Change bars are used to indicate paragraphs, tables, or illustrations containing changes
that have been made by an update. Pages revised only to correct minor typographical
errors contain no change bars.