Publication 1763-RM001B-EN-P - April 2007
350
Communications Instructions
The Control Bits, Sub-Element 16, of the MSG File Element are defined
below:
Message File Target Location Information
Target Device = Modbus Device
Sub-
Element
Name
Description
Paramete
r
Size
User
Program
Access
12
starting bit address for coils
and inputs
Y
Word
read only
13
MG11:0.TFN
Modbus Target Data
Address - 1
Y
Word
read/write
14
Reserved
Y
Word
read/write
15
Reserved
Y
Word
read only
Message File Target Location Information
Target Device = CIP Generic (The MicroLogix 1100 OS Series B only)
Sub-
Element
Name
Description
Paramete
r
Size
User
Program
Access
12
Target Class
Y
Word
read only
13
Target Instance
Y
Word
read/write
14
CIP Send Data Count
Y
Word
read/write
15
Internal Physical Address of
CIP Send Data Table
Address operand
Y
Word
read only
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