Parameter object, Instance attributes, Continued) – Rockwell Automation 22-COMM-E EtherNet/IP Adapter User Manual
Page 123: Ethernet/ip objects c-11

EtherNet/IP Objects
C-11
Instance Attributes
Parameter Object
(Continued)
Attribute
ID
Access
Rule
Name
Data Type Description
1
(1)
(1)
Access rule is defined in bit 4 of instance attribute 4. 0 = Get/Set, 1 = Get.
Parameter Value
(2)
(2)
Specified in descriptor, data type, and data size.
(3)
(3)
Value varies based on parameter instance.
2
Get
Link Path Size
USINT
0 = No link specified
n = The size of Attribute 3 in bytes
3
Get
Link Path
(4)
(4)
Refer to the CIP Common specification for a description of the link path.
4
Get
Descriptor
WORD
0 = False, 1 = True
Bit 1 = Supports ENUMs
Bit 2 = Supports scaling
Bit 3 = Supports scaling links
Bit 4 = Read only
Bit 5 = Monitor
Bit 6 = Extended precision scaling
5
Get
Data Type
USINT
0xC2 = SINT (8-bits)
0xC3 = INT (16-bits)
0xC4 = DINT (32-bits)
0xC6 = USINT (8-bits)
0xC7 = UINT (16-bits)
0xCA = REAL (32-bits)
0xD2 = WORD (16-bits)
6
Get
Data Size
USINT
(3)
7
Get
Parameter Name
String
SHORT_
STRING
(3)
8
Get
Units String
SHORT_
STRING
(3)
9
Get
Help String
SHORT_
STRING
Null string
10
Get
Minimum Value
(1)
(3)
11
Get
Maximum Value
(1)
(3)
12
Get
Default Value
(1)
(3)
13
Get
Scaling Multiplier
UINT
(3)
14
Get
Scaling Divisor
UINT
(3)
15
Get
Scaling Base
UINT
(3)
16
Get
Scaling Offset
UINT
(3)
17
Get
Multiplier Link
UINT
(3)
18
Get
Divisor Link
UINT
(3)
19
Get
Base Link
UINT
(3)
20
Get
Offset Link
UINT
(3)
21
Get
Decimal Precision USINT
(3)