Prosoft-technology MVI56-DFCMR Manual de usuario descargar pdf (Pagina 41)

Ladder Logic MVI56-DFCMR ♦ ControlLogix Platform

DF1 Interface Module with Reduced Data Block

ProSoft Technology, Inc. Page 41 of 113

October 20, 2008

Note: You must place a value in the DFCM1.Port[x].MapCnt in order for this parameter to be used.

If the DFCM1.Port[x].MapCnt is set to a value of 0, default addressing will be used.

3.2 Module Data Object (DFCMModuleDef)

All status and variable data related to the MVI56-DFCMR is stored in a user

defined data type. An instance of the data type is required before the module can

be used. This is done by declaring a variable of the data type in the Controller

Tags Edit Tags dialog box. The object has the following structure.

Name Data Type Description

ModDef DFCMModule Backplane operation characteristics

Port DFCMPort[2] MB settings for each port

P1Cmd DFCMCmd[100] Master Command List for Port 1

P2Cmd DFCMCmd[100] Master Command List for Port 2

InStat DFCMInStat Status information in each read block

ReadData INT[600] Data read from module

WriteData INT[600] Data to write to module

BP DFCMBackplane Data to handle backplane logic

P1Slaves INT[256] Port 1 slave status values

P2Slaves INT[256] Port 2 slave status values

P1DataFileMap DFCMDataFileMap[50] Port 1 Data File Mappings

P2DataFileMap DFCMDataFileMap[50] Port 2 Data File Mappings

This object contains objects that define variables to be used with the module and

status data related to the module. Each of these object types is discussed in the

following topics of the document.

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Prosoft-technology MVI56-DFCMR Manual de usuario Pagina 41