User manual

MVI56-HART ♦ ControlLogix Platform Reference
HART Multi-drop Master Communication Module User Manual
ProSoft Technology, Inc. Page 87 of 171
October 13, 2011
Block 9903: Command Disable Control Block
The block 9903 identification code is used by the processor to disable a set of commands
that have an enable code set to 4 or 5 (one shot). The value referenced by the address
associated with the command, Enable DB Address, will be set to 0 to disable the
command. The format for this command block is shown in the following table.
Word Offset in Block Data Field(s) Description
0 Block ID This field contains the value of 9903 identifying the
enable command to the module.
1 Port Number This is the HART port number (0 to 3) for the
command. Each port has its own command list.
2 Command
count
This field contains the number of commands to disable
in the command list. Valid values for this field are 1 to
60.
3 to 62 Command
Numbers to
enable
These 60 words of data contain the command numbers
in the command list to disable. The value referenced by
the Enable DB address associated with each command
will be set to 0.
63 to 247 Spare Not Used
There is no response to this block by the module.
Block 9950: Read Command Error List
Block 9950 identification code requests the Command List Error Table for a single port
from the module for the 100 user configurable commands. The following table describes
the format of this block.
Word Offset in Block Data Field(s) Description
0 Block ID This field contains the value of 9950 identifying the block
type to the module.
1 Port Number This field contains the port number to report in the
response block. Valid values are 0 to 3 for ports 0 to 3 on
the module.
2 Number of
Commands to
report
This field contains the number of commands to report in
the response message. The value has a range of 1 to
100.
3 Start Index of
First
Command
This parameter sets the index in the command list where
to start. The first command in the list has a value of 0.
The last index in the list has a value of MaxCommands -
1.
4 to 247 Spare Not Used
The module responds to a valid request with a block containing the requested error
information. The following table describes the format of this block.
Word Offset in Block Data Field(s) Description
0 Reserved Reserved (0)
1 Block ID This is the next block requested by the module.
2 Port Number This field contains the port number (0 to 3) corresponding
to the data contained in the block.
3 Number of
Commands
reported
This field contains the number of commands contained in
the block that must be processed by the PLC. This field
will have a value of 1 to 100.