MVI56E-MCMR ♦ ControlLogix Platform
Configuring the MVI56E-MCMR Module
Modbus Communication Module with Reduced Data Block
User Manual
ProSoft Technology, Inc.
Page 77 of 223
2
The length of this COP statement must now be 14. This will COP as many of
the
MCM_F
LOAT
_D
ATA
values required to occupy the
MCMR.DATA.W
RITE
D
ATA
array for a length of 14. This will take 7 registers,
MCM_F
LOAT
_D
ATA
[0]
TO
[6],
and place that data into
MCMR.DATA.W
RITE
D
ATA
[0]
TO
[13].
The following illustration shows the command required to write these 7 Floating-
Point values.
Based on the Internal Address and the configuration within the
B
ACKPLANE
C
ONFIGURATION
section for Write Register Start and Write Register Count, the
data from the tag
MCMR.DATA.W
RITE
D
ATA
[0]
TO
[6]
will be written to Modbus
addresses 47001 to 47007 of Modbus Slave Device Address 1.
Note: A swap code may be required to put the data in the proper format for the slave device.
