Logic commands, Logic commands -18 – Rockwell Automation 2098-DSD-xxx Ultra3000 Digital Servo Drives with DeviceNet User Manual

Page 34

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Publication 2098-RM004A-EN-P – August 2002

2-18

Programming Reference

Logic Commands

The first two or four bytes in several Output Assemblies are referred
to as the Logic Command. The logic command bits correspond to
functions available via the hardware digital inputs on the Ultra3000
Drive with DeviceNet. Parameter 10 - Logic Command Mask allows
you to mask off (zero) selected Logic Command bits to prevent the
bits activating any functions.

Note: The Logic Command Mask has a default value of zero.

Therefore, the Logic Command has no affect unless you modify
the Logic Command Mask.

Assembly Object,
Instance ID = 9 - Output Assembly
32 Bit Logic Command,
Startup Commutation Done Bit, Feedback Data Pointer, and Parameter Data Value

Byte

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0

Reserved

Reserved

Reserved

Abort Homing Pause

Homing

Abort Index

Pause Index

Disable Serial
Communicati
ons

1

Reserved

Reserved

Preset Select
5

Preset Select
4

Preset Select
3

Preset Select
2

Preset Select
1

Preset Select
0

2

Reserved

Position
Strobe

Operation
Mode
Override

Reserved

Reserved

Follower
Enable

Integrator
Inhibit

Define
Position

3

Enable

Reset Faults

Start Homing

Remove
Offset

Reserved

Define Home

Start Index

Reset Drive

4

Write Data

Save to
NVMEM

Handshake

Reserved

Feedback Data Pointer

5

Parameter Instance - Low Byte

6

Parameter Instance - High Byte

7

Data Value - Low Byte

8

Data Value - Low Middle Byte

9

Data Value - High Middle Byte

10

Data Value - High Byte

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