ProSoft Technology ControlLogix inRAx MVI56E-MNETR User Manual page 124

Reference
User Manual
Formatted Pass-Through Command Blocks (Read Block)
Offset
0
1
2
3 to 21
22 to 40
41
Formatted Pass-Through Command Blocks (Read Block)
Offset
0
1
2
3 to 40
41
The ladder logic should copy and parse the received message and control the
processor as expected by the master device. The processor must respond to the
formatted pass-through control blocks with a write block. The following tables
describe the format of the write blocks.
Formatted Pass-Through Response (Write Block)
Offset
0
1 to 41
Formatted Pass-Through Response (Write Block)
Offset
0
1 to 41
Formatted Pass-Through Response (Write Block)
Offset
0
1 to 41
Page 124 of 175
Description
9959
Number of word registers in Modbus data set
Starting word address for Modbus data set
Modbus data set
Bit mask for the data set. Each bit to be considered with the
data set will have a value of 1 in the mask. Bits to ignore in
the data set will have a value of 0 in the mask.
9959
Description
9970
1
0
Spare data area
9996
Description
9956, 9957, 9958, 9960 or 9961
Spare data area
Description
9959
Spare data area
Description
9970
Spare data area
MVI56E-MNETR ♦ ControlLogix Platform
Modbus TCP/IP Interface Module with Reduced Data Block
Length
1
1
1
19
19
1
Length
1
1
1
38
1
Length
1
41
Length
1
41
Length
1
41
ProSoft Technology, Inc.
June 14, 2011