TMCM-1160 CANopen® Firmware Manual • Firmware Version V3.20 | Document Revision V2.10 • 2019-JAN-04
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Communication
Application
Object dictionary
State machine
Application
object
Communication
object
Entry 1
Entry 2
Entry n
Bus system
Process
Communication
object
Communication
object
Communication
object
Application
object
Application
object
Application
object
Figure 5: Device Model
2.4
Object Dictionary
The most important part of a device profile is the object dictionary description. The object dictionary is
essentially a grouping of objects accessible via the network in an ordered pre-defined fashion. Each object
within the dictionary is addressed using a 16-bit index. The overall layout of the standard object dictionary
is shown in table
Object Dictionary
Index
Object
0000
h
Not used.
0001
h
– 001F
h
Static data types.
0020
h
– 003F
h
Complex data types.
0040
h
– 005F
h
Manufacturer specific complex data types.
0060
h
– 007F
h
Device profile specific static data types.
0080
h
– 009F
h
Device profile specific complex data types.
00A0
h
– 0FFF
h
Reserved for further use.
1000
h
– 1FFF
h
Communication profile area.
2000
h
– 5FFF
h
Manufacturer specific profile area.
6000
h
– 9FFF
h
Standardized device profile area.
A000
h
– BFFF
h
Standardized interface profile area.
C000
h
– FFFF
h
Reserved for further use.
Table 4: Object Dictionary
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