Prosoft-technology MVI71-DFNT Manual do Utilizador descarregar pdf (Página 72)

Reference MVI71-DFNT ♦ PLC 5

User Manual EtherNet/IP Client/Server Communication Module

Page 72 of 175 ProSoft Technology, Inc.

February 3, 2011

The Read Data Area will be transferred from the module to the PLC processor.

The Write Data Area will be transferred from the PLC processor to the module.

The following example shows the resulting data flow:

5.2.3 Module Control Blocks

Specific write block IDs are reserved for module control operations. These blocks

request that the module perform specific tasks. The following write blocks are

valid for module control.

Block ID Definition

250 and 251 Status data request and response blocks

1000 to 1066 Blocks used to initialize the module’s database with values in the processor on

startup.

2000 Request and respond with command list error data for a set of commands.

3000 Set the enable code for a set of commands to 0 to disable polling.

3001 Set the enable code for a set of commands to 1 to enable polling.

3002 Set the enable code for a set of commands to 2 to enable conditional polling.

9998 Request block to warm boot the module

9999 Request block to cold boot the module

1 2 ... 67 68 69 70 71 72 73 74 75 76 77 ... 174 175

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Prosoft-technology MVI71-DFNT Manual do Utilizador Página 72