Product Documentation
Virtuoso Technology Data Constraints Reference
Product Version IC23.1, November 2023

shieldGroupStyle

spacings(
( shieldGroupStyle x_style )
) ;spacings

Specifies the type of shielding for a group, such as one consisting of a diff pair or a bus constraint. Shielding can surround the group or interleave between bits.

Values

x_style

The shielding style for the group.

Valid values:

  • surround: Shielding is done around the entire group. If the constraint is not specified, this value is considered by default.
  • interleaved: A separate shield is used for each bit.

Parameters

None

Example

The required shielding type is interleaved.

spacings(
    ( shieldGroupStyle "interleaved" )
) ;spacings

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