Output assemblies, Output assemblies -14, Handshake bit, feedback data pointer – Rockwell Automation 2098-DSD-xxx Ultra3000 Digital Servo Drives with DeviceNet User Manual

Page 30

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Publication 2098-RM004A-EN-P – August 2002

2-14

Programming Reference

Output Assemblies

There are nine output assemblies. An Output Assembly can consist of
a 16 or 32 bit Logic Command, a Handshake bit, Feedback Data
Pointer, and
/or a Data Value.

15

Static Input

RO

4

Alternate 32 Bit Logic Status with
Write Data Status Bits (replacing
Position Limit Bits)

16

Static Input

RO

4

Feedback Data Value

17

Static Input

RO

5

Extra Status Byte (with Write Data
Status bits, Handshake Echo Bit, and
Feedback Data Pointer and Feedback
Data Value

18

Static Input

RO

1

Extra Status Byte with Write Data
Status Bits, and Handshake Echo Bit

Assembly Object,
Attribute of Instances ID = 1 - 18

Attr ID

Access
Rule

Attribute
Name

Data Type

3

Set

Data

ARRAY

Assembly Object,
Common Services

Service
Code

Implemented for

Service
Name

Service
Description

Class

Instance

0E

H

Yes

Yes

Get_Attribute_Single

Returns the contents of the
specified attribute.

10E

H

No

Set_Attribute_Single

Modifies an attribute value.

Assembly Object,
Instance 1 - Output Assembly
Handshake Bit, Feedback Data Pointer

Byte

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0

Handshake

Feedback Data Pointer

Assembly Object,
Instance ID = 1 - 18

ID

Data Type

Access

Size
(Bytes)

Description

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