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Ndrive HL User’s Manual
Technical Details
www.aerotech.com 3-9
Figure 3-4.
Advanced 1 - 3 Axis Firing
The window modes allow firing to occur, or be enabled, based upon axes being within a
user-defined window. This window may be one or two-dimensional. The ± and
Enter/Exit Detection block within the block diagram is used to prevent false triggering
due to one bit dither on an axis, etc. Window modes may not be pre-scaled as indicated
in the block diagram.
The Data Capture and Data Update modes allow data to be captured or written to the I/O
on the occurrence of the internal or external trigger. Data Capture mode allows position,
digital inputs, etc. to be captured. Data Update mode allows analog or digital outputs to
be set by the same trigger. The capture and update modes are defined in Figure 3-5. For a
full description of these modes, refer to the Nview HMI help.
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