ProSoft Technology MVI69E-MBS - Manual (Page 147)

MVI69E-MBS ♦ CompactLogix Platform Reference
Communication Module User Manual
ProSoft Technology, Inc. Page 147 of 162
January 6, 2014
7.4.19 Pass-through Block for Function 99
Block 9970: Pass-through Block for Function 99
Block 9970: Request from Module to Processor
Offset Description
0 Read Block ID: 9970
1 Write Block ID: 9970
2 1
3 0
4 to (n-1) Spare data area
Where n = 60, 120, or 240 depending on the Block Transfer Size parameter.
The ladder logic is responsible for parsing and copying the received message
and performing the proper control operation as expected by the Master device.
The processor must then respond to the pass-through control block with an
output image write block with the following format.
Block 9970: Response from Processor to Module
Offset Description
0 Write Block ID: 9970
1 to n Spare (Length in words = n - 2)
This informs the module that the command has been processed and can be
cleared from the pass-through queue.
7.4.20 Set Module Time Using Received Time Block
Block 9972: Set Module Time Using Received Time Block
This block uses the time information of the processor to set the module time.
Block 9972: Request from Processor to Module
Offset Description
0 Write Block ID: 9972
1 Year (0-9999)
2 Month (1-12)
3 Day (1-31)
4 Hour (0-23)
5 Minutes (0-59)
6 Seconds (0-59)
7 Milliseconds (0-999)