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Object Dictionary Structure
The MG80-EC exchanges data with the host device using the CoE protocol of
EtherCAT.
The CoE protocol uses the object dictionary of CAN application protocol as its base.
A four-digit hexadecimal value index is assigned for each object, and the indexes
are configured in the areas shown below.
Indexes
Area
Contents
0000 hex to 0FFF hex
Data Type area
Definitions of data types
1000 hex to 1FFF hex
CoE Communications area
Definitions of variables related to
communications
2000 hex to 2FFF hex
Manufacturer Specific area 1
-
3000 hex to 05FFF hex
Manufacturer Specific area 2 Variables defined for data handled by the
MG80-EC
6000 hex to 9FFF hex
Device Profile area
Variables defined for CiA401 device profiles
A000 hex to FFF hex
Reserved area
-
The object dictionary is accessed by specifying the index value and the sub-index
for each object.
The MG80-EC uses the objects in the “CoE Communications area” from 1000 hex
to 1FFF hex and the “Manufacturer Specific area 2” from 3000 hex to 5FFF hex.
These objects are listed below.
(1)
CoE Communications area object list
Index(Hex)
Contents
Sub
Index
Detailed contents
1000
Device type
0
-
1001
Error Register
0
-
1008
Manufacturer Device Name
0
-
1009
Manufacturer Hardware Version
0
-
100A
Manufacturer Software Version
0
-
1018
Identity Object
0
Number of Entries
1
Vendor ID
2
Product Code
3
Revision Number
4
Serial Number
10F3
Diagnosis History
0
Number of Entries
1
Maximum Messages
2
Newest Message
5
Flag
6
to
13
Diagnosis Message 1 to
Diagnosis Message 8
1600 to 17FF RxPDO Mapping Table
-
-
1A00 to 1BFF TxPDO Mapping Table
-
-
1C00 to 1C13 Sync Manager Communication
Table
-
-
Содержание MG80-EC
Страница 2: ...MG80 EC...