Rockwell-automation RECOMM-DNET DeviceNet Adapter for use with DPI AC Manual de usuario Pagina 115

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DeviceNet Objects
C-7
Instance Attributes
Important:
Setting a register object attribute can only be
accomplished through a connection with a non-zero
expected packet rate (EPR). This feature is to prevent
accidental control of a DPI device.
Services
Attribute
ID
Access
Rule Name
Data
Type Description
1 Get Bad Flag BOOL If set to 1, then attribute
4 may contain invalid,
bad or otherwise corrupt
data.
0 = good
1 = bad
2 Get Direction BOOL Direction of data transfer
0 = Producer Register
1 = Consumer Register
3 Get Size UINT Size of register data in
bits
4
Conditional
1
1
The access rule of Set is optional if attribute 2, Direction = 1.
If Direction = 0, the access rule is Get.
Data ARRAY
of BITS
Data to be transferred
Service
Code
Implemented for:
Service NameClass Instance
0x0E Yes Yes Get_Attribute_Single
0x10 No Yes Set_Attribute_Single
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