Rockwell-automation 20-COMM-ER 20-COMM-ER Dual-Port EtherNet/IP Commun Manual de usuario descargar pdf (Pagina 183)

Rockwell Automation Publication 20COMM-UM015B-EN-P - July 2013 183

EtherNet/IP Objects Appendix C

Class Attributes

Instance Attributes

Assembly Object

Class Code

Services

Instances

Class Attributes

Attribute ID Access Rule Name Data Type Description

2 Get Max Instance WORD Total number of instances

Attribute ID Access Rule Name Data Type Description

1 Get Vendor ID WORD 1 = Allen-Bradley

2GetDevice TypeWORD 123

3 Get Product Code WORD Number identifying product name and rating

4GetRevision:

Major

Minor

STRUCT of:

BYTE

Value varies

5 Get Status WORD Bit 0 = Owned

Bit 8 = Minor recoverable fault

Bit 10 = Major recoverable fault

6 Get Serial Number DWORD Unique 32-bit number

7 Get Product Name SHORT_STRING Product name and rating

8 Get State USINT Always returns 3 (Operational)

9 Get Configuration

Consistency Value

UINT For the Host (Instance #1) the CCV is determined from the Host's

NVS Checksum along with 20-COMM-ER's NVS Checksum.

For DPI Peripherals (Instances 2-15) the CCV is from the

peripheral's NVS Checksum only.

Hexadecimal Decimal

0x04 4

Implemented for:

Service Code Class Instance Service Name

0x0E Yes Yes Get_Attribute_Single

0x10 Yes Yes Set_Attribute_Single

Instance Description

1 All I/O data being read from the DPI device (read-only)

2 All I/O data written to the DPI device (read/write)

191 Input only

192 Listen only

Attribute ID Access Rule Name Data Type Description

1 Get Revision WORD 2

2 Get Max Instance WORD 2

100 Set Control Timeout WORD Control timeout in seconds

1 2 ... 178 179 180 181 182 183 184 185 186 187 188 ... 237 238

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