Smart Gui - Algorithm Training Material_rev1.pdf - 第91页

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S-type Algorithm
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Component Locator Algorithm
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1. Search Area
To adjust the search area size.
Search Area must be slightly larger than the component.
2. Extra Search Area
Extra Search Area is used to force a component towards the center of the
field of view. (Units:micron)
The Search area extra specifies are area around a components search are
which cannot be allowed to fall at the edge of the field of view. This could
be used for components which appear different at the edge of the field of
view, e.g. tall components.
It has a maximum value of 20000. A typical value is 15000.
3. Row Spacing Size
To define the distance of the rows (South, North, East & West) sides of
leads from the centroid.
4. Shoulder Height
specifies the height difference between the lead shoulder and the lead toe
on a gullwing lead.
The default value is 0. Recommended value is the actual height difference
in microns (typically 1000).
This setting apply parallax correction on the leads (if the value is set more
than 0)
Shoulder
Toe
S-type Algorithm