ProSoft Technology MVI56E-MNETC User Manual page 126

Reference
User Manual
Unformatted Pass-Through Block (9996)
When the unformatted pass-through mode (code 1) is selected, information is
passed from the module to the processor with a block identification code of 9996.
Word 2 of this block contains the length of the message, and the message starts
at word 3. Other controller tags are required to store the controlled values
contained in these messages.
Pass-Through Block 9996 from Module to Processor
Word Offset
0
1
2
3
4 to 248
249
The ladder logic copies and parses the received message, and controls the
processor as expected by the Client device. The processor responds to the pass-
through block with a write block.
Response Block 9996 from Processor to Module
Word Offset
0
1 to 247
This informs the module that the command has been processed and can be
cleared from the pass-through queue.
Set Module IP Address Block (9990)
Block Request from Processor to Module
Word Offset
0
1
2
3
4
5 to 247
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Modbus TCP/IP Client Enhanced Communication Module - Client/Server
Description
0
9996
Number of bytes in Modbus msg
Reserved (always 0)
Modbus message received
9996
Description
9996
Spare
Description
9990
First digit of dotted IP address
Second digit of dotted IP address
Third digit of dotted IP address
Last digit of dotted IP address
Reserved
MVI56E-MNETC/MNETCXT ♦ ControlLogix Platform
Length
1
1
1
1
245
1
Length
1
247
ProSoft Technology, Inc.
Length
1
1
1
1
1
243
September 20, 2018