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ProSoft Technology MVI69-DFNT User Manual

Page 147

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MVI69-DFNT ♦ CompactLogix or MicroLogix Platform

Reference

EtherNet/IP Client/Server Communication Module

User Manual

ProSoft Technology, Inc.

Page 147 of 167

May 14, 2014

The following tables define the parameters required for each function.

5.8.1 Function Code #1 - Protected Write (Basic Command Set)

Column

Parameter

Description

Parameter

1

Enable/Type Word

0=Disabled, 1=Continuous and 2=Conditional.

2

Virtual Database Address

This parameter defines the database address of the first
data point to be associated with the command.

3

Poll Interval

Minimum time in tenths of a second to wait before polling

with this command.

4

Count

Number of data word values to be considered by the
function.

5

Swap Type Code

Swap type code for command: 0=None, 1=Swap words,
2=Swap words & bytes and 3=swap bytes in each word.

6

Node Address

Address of unit to reach on the data highway.

7

Slot Number

Processor slot number in Control/CompactLogix rack.
Use -1 for PLC5 & SLC processors.

8

Function Code = 1

Protected Write Function

9

Word Address

Word address where to start the write operation.

P1

10 to 12

Not Used

These fields are not used by the command. Values
entered in these columns will be ignored.

P2 to P4

This function writes one or more words of data into a limited area of the slave
device. This function should work on the following devices: 1774-PLC, PLC-2,
PLC-3, PLC-5 and PLC-5/250.

5.8.2 Function Code #2 - Unprotected Read (Basic Command Set)

Column

Parameter

Description

Parameter

1

Enable/Type Word

0=Disabled and 1=Continuous.

2

Virtual Database Address

This parameter defines the database address of the first
data point to be associated with the command.

3

Poll Interval

Minimum time in tenths of a second to wait before
polling with this command.

4

Count

Number of data word values to be considered by the
function.

5

Swap Type Code

Swap type code for command: 0=None, 1=Swap words,

2=Swap words & bytes and 3=swap bytes in each word.

6

Node Address

Address of unit to reach on the data highway.

7

Slot Number

Processor slot number in Control/CompactLogix rack.
Use -1 for PLC5 & SLC processors.

8

Function Code = 2

Unprotected Read Function

9

Word Address

Word address where to start the read operation.

P1

10 to 12

Not Used

These fields are not used by the command. Values

entered in these columns will be ignored.

P2 to P4

This function reads one or more words of data from the PLC memory. This
function should work on the following devices: 1774-PLC, PLC-2, PLC-3, PLC-5,
SLC 500, SLC 5/03, SLC 5/04 and MicroLogix 1000.

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