Status data structure for database storage, 5 status data structure for database storage – ProSoft Technology MVI71-MNET User Manual

Page 83

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Reference MVI71-MNET

♦ PLC Platform

User Manual

Modbus TCP/IP Interface Module


ProSoft Technology, Inc.

Page 83 of 109

June 23, 2009

Offset Content

Description

31

MBAP Response
Count

This counter is incremented each time a MBAP (port 502)
response message is sent.

32 Reserved

Not

Used

33 Reserved

Not

Used

34 Reserved

Not

Used

35 Reserved

Not

Used

36 Reserved

Not

Used

37

Client Cmd Request

This value is incremented each time a command request is
issued.

38

Client Cmd Response

This value is incremented each time a command response is
received.

39

Client Cmd Error

This value is incremented each time an error message is
received from a remote unit or a local error is generated for
a command.

40

Client Request Count

This value is incremented each time a request message is
issued.

41

Client Response Count This value is incremented each time a response message is

received.

42

Client Error Sent Count This value is incremented each time an error is sent from the

client.

43

Client Error Received
Count

This value is incremented each time an error is received
from a remote unit.

44

Client Cfg Error Word

This word contains a bit map that defines configuration
errors in the configuration file for the client.

45

Client Current Error
Code

This value corresponds to the current error code for the
client.

46

Client Last Error Code This value corresponds to the last error code recorded for

the client.

5.5

Status Data Structure for Database Storage

This section contains a description of the members present in the status data
object. This data is transferred from the module to the processor as part of the
read data area when the block transfer interface is used.

Offset Content

Description

0

Program Scan Count

This value is incremented each time a complete program
cycle occurs in the module.

1 to 2

Product Code

Four bytes of text data containing the string MNT7.

3 to 4

Version

Contains a four byte data area containing the version of the
software running in the module.

5 to 6

Operating System
Number

Four-byte area containing the operating system number for
the module.

7 to 8

Run Number

Four-byte area containing the run number for the module.

9

Read Block Count

This field contains the total number of read blocks
transferred from the module to the processor.

10

Write Block Count

This field contains the total number of write blocks
transferred from the processor to the module.

11

Parse Block Count

This field contains the total number of blocks successfully
parsed that were received from the processor.

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