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MVI56-BDW ♦ ControlLogix Platform Reference
BARDAC Drive Web Interface
Page 64 of 82 ProSoft Technology, Inc.
September 4, 2008
Word Description
6 This word contains the index in the command list for the sixth command to be
entered into the command queue.
7 Client index used with the block. This parameter has a value from 0 to 3.
8 to 247 Spare
The last digit in the block code defines the number of commands to process in
the block. For example, a block code of 5003 contains 3 command indexes that
are to be placed in the command queue. The Command index parameters in the
block have a range of 0 to 99 and correspond to the module's command list
entries.
The module responds to a command control block with a block containing the
number of commands added to the command queue for the port. The format of
the block is displayed below:
Word Description
0 Reserved
1 This word contains the next write block identification code.
2 This word contains the number of commands in the block placed in the
command queue.
3 Client index used with the block. This parameter has a value from 0 to 3.
4 to 248 Spare
249 This word contains the block 5001 to 5006 requested by the processor.
Warm Boot
This block is sent from the ControlLogix processor to the module (output image)
when the module is required to perform a warm-boot (software reset) operation.
This block is commonly sent to the module any time configuration data
modifications are made in the controller tags data area. This will force the module
to read the new configuration information and to restart. The structure of the
control block is shown below:
Offset Description Length
0 9998 1
1 to 247 Spare 247
Cold Boot
This block is sent from the ControlLogix processor to the module (output image)
when the module is required to perform the cold boot (hardware reset) operation.
This block is sent to the module when a hardware problem is detected by the
ladder logic that requires a hardware reset. The structure of the control block is
shown below:
Offset Description Length
0 9999 1
1 to 247 Spare 247