Chapter 5 Master Module Specifications
5-11
Service: When sending command, set the service code which is defined by DeviceNet standard.
Table 5.16 Service Information (when sending)
Service Service
Name
H01 Get_Attributes_All
H02 Set_Attributes_All
H0E Get_Attribute_Single
H10 Set_Attribute_Single
When receiving response, the service code which is defined by DeviceNet standard is set.
Table 5.17 Service Information (when receiving)
Service Service
Name
H81
Success response of Get_Attributes_All
H82
Success response of Set_Attributes_All
H8E
Success response of Get_Attribute_Single
H90
Success response of Set_Attribute_Single
H94 Error
response
When the received response message is error response (Service=H94), error code is stored in Response
Data area. Error code is prescribed by the appendix H of the DeviceNet Standard specification ( Vol. 1,
release 2.0 ). The typical error code is shown in the table below.
Table 5.18 The detail of Error code
Error code
Error name
Description
H08
Service not supported
The requested serivce was not inplemented or was not
defined for this Object Class/Instance.
H09
Invalid attribute value
Invalid attribute data detected
H0E Attribute
not
settable
A request to modify a non-modifiable attribute was
received.
H10
Device state conflict
The device’s current mode/state prohibits the execution of
the requested service.
H11
Reply data too large
The data to be transmitted in the response buffer is
larger than the allocated response buffer
H13
Not enough data
The service did not supply enough data to perform the
specified operation.
H14
Attribute not supported
The attribute specified in the request is not supported
H15
Too much data
The service supplied more data than was expected
H16
Object does not exist
The object specified does not exist in the device.
H20
Invalid parameter
A parameter associated with the request was invalid.
For the detail of the parameter of Explicit message, please refer to the DeviceNet
Standard specifications release 2.0.
As for the acquirement of the specifications, inquire of following ODVA.
The Open DeviceNet Vendor Association (ODVA)
URL: http://www.odva.org/