Spindle data items – Rockwell Automation 8520-9API 9/Series OCI API Developer's Guide User Manual

Page 107

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4–59

OCI Data Server Data Items

Publication 8520-6.6 - August 1999

SKEW_SLAVE_ABSOLUTE_POSITION, skew_set
Data Type

LREAL (array)

Read/Write

Read only

Array Index

skew_set

Control Type

Lathe/Mill/Grinder

1

1

Grinder Control Type is not available for Release 1 of 9/PC.

Use this data item to identify the absolute position of the skew slave
axis for a skew axis pair. The control supports two sets of skew axe
so the dimension of the skew_set array is two. For example:

SKEW_SLAVE_ABSOLUTE_POSITION, 1

would return the axis position of the skew slave axis for skew set 1.
Multiprocess systems still have a maximum of two skew axis total.

VIRTUAL_FORMATS, disp_mode
Data Type

INT

Read/Write

Read only

Array Index

none

Control Type

Lathe/Mill/Grinder

1

1

Grinder Control Type is not available for Release 1 of 9/PC.

This item is used to identify the display format for a virtual axis
(16.1 and G16.2 modes). This item returns the number of digits to
the right of the decimal point for the virtual axis position items
(AXIS_POSITION_ABS, AXIS_POSITION_DTG,
AXIS_POSITION_PRG, and AXIS_POSITION_TAR). This is an
an array of 4 integers. The argument disp_mode selects the integers
as follows:

VIRTUAL_FORMATS,1 Absolute Displays
VIRTUAL_FORMATS,2 DTG Displays
VIRTUAL_FORMATS,3 Program Displays
VIRTUAL_FORMATS,4 Target Displays

CONTROLLING_SPINDLE_NUM
Data Type

UINT

Read/Write

Read only

Array Index

none

Control Type

Lathe/Mill/Grinder

1

1

Grinder Control Type is not available for Release 1 of 9/PC.

Spindle Data Items

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