ProSoft Technology MVI69-HART User Manual

Page 39

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MVI69-HART ♦ CompactLogix Platform

Module Configuration

HART Multi-drop Master Communication Module

User Manual

ProSoft Technology, Inc.

Page 39 of 169

March 29, 2012

Int. DB Address
0 to 3999
This field specifies the internal database register where the integer or packed

ASCII string values returned by the command will be placed.
If the Floating Point Word Count parameter is "-1", then all the data returned by

the HART command will be placed in this address without any formatting.

Int Word Count
0 to 125
This parameter specifies the number of words from the integer or packed ASCII

string data returned by a HART command that will be placed on the Virtual

Database. If this parameter is "0", no data will be written to the Database.

Swap Code
0, 1, 2, 3
This parameter defines the byte order of each four-byte group of data received.

This parameter is helpful when dealing with floating-point or other multi-register

values, as there is no standard byte order for storing these data types. The

following table describes the values and their associated operations:

Swap Code

Description

0

None - No Change is made in the byte ordering (1234 = 1234)

1

Words - The words are swapped (1234=3412)

2

Words & Bytes - The words are swapped then the bytes in each word are

swapped (1234=4321)

3

Bytes - The bytes in each word are swapped (1234=2143)

Use Long
0 or 1
This parameter defines if the command will be executed with short or long

address. If the value is "0", then the configured command will be executed using

the Short Address specified. If the value is "1" then the specified Short Address

will be used only to ask for the long address and that will be used to execute the

configured command.

Enable DB Address
0 to 3999
This field specifies the internal database register to be used to enable the

execution of a command. This parameter is only used if "Enable" is "4" or "5". If

the value of this database register is "-1", then the command will be executed,

otherwise it will not. If the "Enable" value is "5", then after the successful

execution of the command this value will become "0"

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