Delta DVS-G928 series, Руководство пользователя

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A p p e n d i x B M O D B U S T C P M a p
C - 5 1
C_
C.5 DVS-G928W01

Identity Object (0x01)
Class Attributes
Attr ID
Access
rule
Name Data type Description of attribute
1 Get Revision UINT Revision of this object
2 Get Max Instance UINT
Maximum instance number of an
object currently created in this
class level of the device
Instance Attributes
Attr ID
Access
rule
Name Data type Description of attribute
1 Get Vendor ID UINT
799, Vendor ID of "Delta
Electronics, Inc."
2 Get Device Type UINT
0x2C, "Managed Ethernet Switch
Device".
3 Get Product Code UINT Product code of device.
4 Get
Revision STRUCT of:
Revision of the Identity Object Major USINT
Minor USINT
5 Get Status WORD 0, Not used
6 Get Serial Number UDINT Serial number of device
7 Get Product Name STRING
"DVS-G928W01", Product name
of device.
Common Services
Service
Code
Need in Implementation
Service name Description of Service
Class Instance
0x01 V Get_Attribute_All
Returns a predefined listing of
this objects attributes.
0x05 V Reset
Invokes the reset service for the
device.
0x0E V V Get_Attribute_Single
Returns the contents of the
specified attribute.

Assembly Object (0x04)
Class Attributes
Attr ID
Access
rule
Name Data type Description of attribute
1 Get Revision UINT Revision of this object
Instance Attributes
Attr ID
Access
rule
Name Data type Description of attribute
3 Get/Set Data ARRAY of BYTE The implicit messaging content
4 Get Size UINT Number of bytes in Attr. 3