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9.2
Modbus Host Object (FAh)
Category
Extended
Object Description
This object implements Modbus related settings in the host application.
The implementation of this object is optional; the host application can support none, some, or all of the attrib-
utes specified below. The module will attempt to retrieve the values of these attributes during startup; if an at-
tribute is not implemented in the host application, simply respond with an error message (06h, “Invalid
CmdExt[0]”). In such case, the module will use its default value.
If the module attempts to retrieve a value of an attribute not listed below, respond with an error message
(06h, “Invalid CmdExt[0]”).
See also ...
•
Anybus CompactCom 40 Software Design Guide, “Error Codes”
Supported Commands
Object:
Get_Attribute
Process-modbus-message
Instance:
Get_Attribute
Object Attributes (Instance #0)
#
Name
Access
Data Type
Value
1
Name
Get
Array of
CHAR
“Modbus”
2
Revision
Get
UINT8
01h
3
Number of instances
Get
UINT16
0001h
4
Highest instance no.
Get
UINT16
0001h
Anybus
®
CompactCom
™
40 Modbus-TCP
®
Transparent Ethernet Network Guide
SCM-1202-022 1.1