Prosoft-technology MVI69-PDPMV1 Instrukcja Użytkownika Pobierz pdf (Strona 167)

MVI69-PDPMV1 ♦ CompactLogix or MicroLogix Platform Reference

PROFIBUS DPV1 Master User Manual

ProSoft Technology, Inc. Page 167 of 225

July 8, 2011

6.3.4 MVI69 Input and Output Data Blocks

The following illustration shows how data, mailbox block, and status data is

transferred between the MVI69-PDPMV1 and the CompactLogix processor.

The blocks transferred between the module and the processor can perform

different tasks, according to the Block ID numbers.

MVI69 Input Data Block

This block contains the PROFIBUS cyclic input data received from the slaves.

240 Words Input Data Block Format (Input Image)

Word Offset

Start End Name Description

0 0 Block ID Block number 1 to 4

1 1 Output Index

Index of Output image to receive (1 to 4 for data, 0 or

-1 if no data)

2 201 Input Data PROFIBUS Input Data

202 202 Last Out Mailbox ID

Last out mailbox message ID processed from output

image

203 203 Last In Mailbox ID Last in mailbox message ID sent in input image

204 204 Last Alarm ID Last alarm message ID sent in input image

205 205 Reserved Reserved for future use

206 207 PROFIBUS CRC PROFIBUS CRC32 value

208 209 Module CRC Module CRC32 value

210 241 Reserved Reserved for future use

1 2 ... 162 163 164 165 166 167 168 169 170 171 172 ... 224 225

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Prosoft-technology MVI69-PDPMV1 Instrukcja Użytkownika Strona 167