ProSoft Technology MVI46-DFCM User Manual

Page 68

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MVI46-DFCM ♦ SLC Platform

Reference

DF1 Communication Module

Page 68 of 103

ProSoft Technology, Inc.

October 20, 2008

Step Description

3

Presuming successful processing by the node specified in the command, a response
message is received into the Master driver for processing.

4

Data received from the node on the network is passed into the module's internal
database and the M1 file, assuming a read command.

5

Status is returned to the SLC processor for each command in the Master Command List.

Refer to DF1 Master Commands (page 70) for a complete description of the
parameters required to define the virtual DF1 master port. Refer to the DF1
Command Set for ProSoft Technology Communication Modules

documentation for a complete discussion of the structure and content of each
command. Care must be taken in constructing each command in the list for
predictable operation of the module. If two commands write to the same internal
database address of the module, the results will not be as desired. All commands
containing invalid data will be ignored by the module. The module does not
support the PLC-5 ASCII Address commands (150 to 152) as outlined in the DF1
Command Set documentation. The following table describes the functions
supported by the module and the format of each command:

Module Information Data

Device Information Data

Col

#

1

2 3 4

5

6 7 8 9 10 11

Function
Code

Enable
Code

Internal
Address

Poll
Interval
Time

Count Swap

Code

Node
Address

Function
Code

Function Parameters

FC 1

Code

Register Seconds Count Code Node

1

Word
Address

FC 2

Code

Register Seconds Count Code Node

2

Word
Address

FC 3

Code

Register Seconds Count 0

Node

3

Word
Address

FC 4

Code

Register Seconds Count 0

Node

4

Word
Address

FC 5

Code

Register Seconds Count Code Node

5

Word
Address

FC 100

Code

Register Seconds Count Code Node

100

File
Number

Element Sub-

Element

FC 101

Code

Register Seconds Count Code Node

101

File
Number

Element Sub-

Element

FC 102

Code

Register Seconds Count 0

Node

102

File
Number

Element Sub-

Element

FC 501

Code

Register Seconds Count Code Node

501

File
Type

File
Number

Element

FC 502

Code

Register Seconds Count Code Node

502

File
Type

File
Number

Element Sub-

Element

FC 509

Code

Register Seconds Count Code Node

509

File
Type

File
Number

Element

FC 510

Code

Register Seconds Count Code Node

510

File
Type

File
Number

Element Sub-

Element

FC 511

Code

Register Seconds Count 0

Node

511

File
Type

File
Number

Element Sub-

Element

Node Address = Destination Address for Message

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