ProSoft Technology MVI71-DFNT - Manual (Page 74)

Reference MVI71-DFNT ♦ PLC 5
User Manual EtherNet/IP Client/Server Communication Module
Page 74 of 175 ProSoft Technology, Inc.
February 3, 2011
Block Request
Offset Description Length
0 2000 1
1 Command start index 1
2 Command count 1
3 to 63 Not used 61
After the module processes the block, it supplies the following values in the
control register area:
Block Response
Offset Description Length
0 2000 1
1 Block write ID 1
2 Command start index 1
3 Number of errors in list 1
4 to 63 Command error list returned 60
Blocks 3000 to 3002 alter the command type field for a set of commands in the
client command lists. Block 3000 disables commands by setting the enable type
field to value of 0. Block 3001 enables commands by setting the enable type field
to a value of 1. The commands will be issued at the time interval no more
frequent than set in the poll interval parameter for the command. Block 3002 sets
the enable type field to a value of 2. This operation should only be used for write
functions as the command is only executed when the data referenced by the
command changes. The general format for the blocks is as follows:
Command Control Blocks (3000 to 3002)
Block Request
Offset Description Length
0 3000 to 3002 1
1 Command count 1
2 to 63 List of command indices on which to perform the operation. 62
After the module processes the block, it supplies the following values in the
control register area:
Block Response
Offset Description Length
0 3000 to 3002 1
1 Block write ID 1
2 Number of commands processed 1
3 to 63 Not used 61