
Rockwell Automation Publication 1757-UM012A-EN-P - July 2011
155
Appendix
B
Data Types and Data Structures
Introduction
This appendix defines data types and data structures used in the linking device
function blocks.
Data Types
The linking device function blocks contain the following data types.
Topic
Page
Data Type
Description
Unsigned8
1 byte
Unsigned16
2 bytes
Unsigned32
4 bytes
FloatingPoint
4 bytes
VisibleString
1 byte per character (includes the 7 bit ASCII character set)
OctetString
Octet strings are binary
BitString
1 byte
Time Value
8 bytes containing the date and time in units of 1/32 of a millisecond
Time of Day
6 bytes containing the time in milliseconds since midnight and days
relative to January 1, 1980
Time Difference
6 bytes containing the time in milliseconds and number of days
Date
7 bytes containing milliseconds, minutes, standard or daylight savings
setting, hours, day of the week, day of the month, months, and years
Содержание 1757-FFLD2
Страница 8: ...8 Rockwell Automation Publication 1757 UM012A EN P July 2011 Table of Contents Notes...
Страница 10: ...10 Rockwell Automation Publication 1757 UM012A EN P July 2011 Preface Notes...
Страница 26: ...26 Rockwell Automation Publication 1757 UM012A EN P July 2011 Chapter 2 RSFieldbus Software Basics Notes...
Страница 76: ...76 Rockwell Automation Publication 1757 UM012A EN P July 2011 Chapter 4 RSFieldbus Communication Notes...
Страница 100: ...100 Rockwell Automation Publication 1757 UM012A EN P July 2011 Chapter 5 Create an RSLogix 5000 Software Project Notes...
Страница 124: ...124 Rockwell Automation Publication 1757 UM012A EN P July 2011 Chapter 8 Device Web Pages Notes...
Страница 134: ...134 Rockwell Automation Publication 1757 UM012A EN P July 2011 Chapter 9 Diagnostic Web Pages Notes...
Страница 154: ...154 Rockwell Automation Publication 1757 UM012A EN P July 2011 Appendix A Troubleshoot the Linking Device Notes...
Страница 178: ...178 Rockwell Automation Publication 1757 UM012A EN P July 2011 Glossary Notes...
Страница 182: ...182 Rockwell Automation Publication 1757 UM012A EN P July 2011 Index Notes...
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