Rockwell Automation 20-COMM-Q ControlNet Adapter - Manual (Page 214)

C-4 ControlNet Objects
20-COMM-C/Q ControlNet Adapter User Manual
Publication 20COMM-UM003F-EN-P
Register Object Class Code
Services
Instances
Class Attributes
Instance Attributes
Important: Setting a Register object attribute can only be done when the
Control Timeout (class attribute 100) has been set to a non-zero
value.
Hexadecimal Decimal
0x07 7
Service Code Implemented for: Service Name
Class Instance
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)
3 Logic Status and Feedback data (read-only)
4 Logic Command and Reference data (read/write)
5 Datalink A (input data from device to scanner) (read only)
6 Datalink A (output data from scanner to device) (read/write)
7 Datalink B (input data from device to scanner) (read only)
8 Datalink B (output data from scanner to device) (read/write)
9 Datalink C (input data from device to scanner) (read only)
10 Datalink C (output data from scanner to device) (read/write)
11 Datalink D (input data from device to scanner) (read only)
12 Datalink D (output data from scanner to device) (read/write)
13 Logic Status and Feedback Data (read-only)
14 Mask (1) (read/write)
(1) The mask command word is set to the value of the first word of the data where there are ones in the
second word of the data. Command = (word 1 and not word 2) or (word 1 and word 2). This only controls
specified bits in the Logic Command data to the DPI product and does not change the Reference value.
15 Logic Status (read-only)
16 Logic Command (read/write)
17 Feedback (read-only)
18 Reference (read/write)
Attribute ID Access Rule Name Data Type Description
100 Set Control Timeout WORD Control timeout in seconds
Attribute ID Access Rule Name Data Type Description
1 Get Bad Flag BOOL If set to 1, then attribute 4 may contain invalid data.
0 = good
1 = bad
2 Get Direction BOOL Direction of data transfer
0 = Producer Register (drive to network)
1 = Consumer Register (network to drive)
3 Get Size WORD Size of register data in bits
4 Conditional
(1)
Data ARRAY of BITS Data to be transferred
(1) For this attribute, the Access Rule is Get if Direction = 0. The Access Rule is Set if Direction = 1.