ProSoft Technology MVI56E-MCMR User Manual
Page 116
Verify Communication
MVI56E-MCMR ♦ ControlLogix Platform
User Manual
Modbus Communication Module with Reduced Data Block
Page 116 of 225
ProSoft Technology, Inc.
May 13, 2014
3.2.1 Status Data Definition as a Slave
This section contains a description of the members present in the
MCMR.STATUS
object. This data is transferred from the module to the
processor as part of each read block using the module’s Input Image. Sample
Ladder Logic will copy this information from the L
OCAL
:
X
:
I.D
ATA
{O
FFSET
}
tag
into the MCMR.STATUS
array.
Offset
Content
Description
0
Program Scan Count This value is incremented each time a complete program cycle
occurs in the module.
1 to 2
Product Code
These two registers contain the product code of "MCM".
3 to 4
Product Version
These two registers contain the product version for the current
running software.
5 to 6
Operating System
These two registers contain the month and year values for the
program operating system.
7 to 8
Run Number
These two registers contain the run number value for the
currently running software.
12
Port 1 Requests
This field is the total number of messages sent out of the port.
13
Port 1 Responses
This field contains the total number of messages received on
the port.
14
Port 1 Errors Sent
This field contains the total number of message errors sent out
of the port.
15
Port 1 Errors
Received
This field contains the total number of message errors received
on the port.
19
Port 2 Requests
This field contains the total number of messages sent out the
port.
20
Port 2 Responses
This field contains the total number of messages received on
the port.
21
Port 2 Errors Sent
This field contains the total number of message errors sent out
the port.
22
Port 2 Errors
Received
This field contains the total number of message errors received
on the port.
23
Read Block Count
This field contains the total number of read blocks transferred
from the module to the processor.
24
Write Block Count
This field contains the total number of write blocks transferred
from the module to the processor.
25
Parse Block Count
This field contains the total number of blocks successfully
parsed that were received from the processor.
26
Command Event
Block Count
This field contains the total number of command event blocks
received from the processor.
27
Command Block
Count
This field contains the total number of command blocks
received from the processor.
28
Error Block Count
This field contains the total number of block errors recognized
by the module.
29
Port 1 Current Error
For a Slave port, this field contains the value of the current
error code returned.
30
Port 1 Last Error
For a Slave port, this field contains the value of the last error
code returned.
31
Port 2 Current Error
For a Slave port, this field contains the value of the current
error code returned.
32
Port 2 Last Error
For a Slave port, this field contains the value of the last error
code returned.