OPTO 22 BD-DEVNET, Руководство пользователя

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DEVICENET INFORMATION
3-4 BD-DEVNET User’s Guide
* Device Status
bit 0 owned 0=not owned
1=owned (allocated)
bit 1 reserved 0
bit 2 configured 0
bit 3 reserved 0
bit 4-7 vendor specific 0
bit 8 minor cfg fault 0=no fault
1=minor fault
bit 9 minor dev. fault 0=no fault
1=minor device fault
bit 10 major cfg. fault 0=no fault
1=major cfg. fault
bit 11 major dev. fault 0=no fault
1=major device fault
bit 12-15 reserved 0
** Unique Serial Number
Table 3-5: Identity Object, Instance 1 Attributes
Attr Access Name Ty p e Value
1 Get Vendor UINT 58
2 Get Product Type UINT 7
3 Get Product Code UINT 25
4 Get Revision STRUCT of
Major Revision USINT 1
Minor Revision USINT 0
5 Get Device Status UINT *
6 Get Serial Number UDINT **
7 Get Product Name STRUCT of
Length USINT 5
Name STRING [5] BD-DEVNET
Table 3-6: Common Services
Service Implemented for: Service
Code Class Instance Name
0 E Yes Yes Get_Attribute_Single
05 N o Yes Reset