Product Documentation
Virtuoso Layout Suite XL: Connectivity Driven Editing User Guide
Product Version IC23.1, November 2023

chainEffort

layoutXL chainEffort cyclic { "Minimal" | "Nominal" | "Maximal" }

Description

Controls the effort applied during chaining. Increased effort can improve the quality of results, but it can be time-consuming. When the value is set to Nominal or Maximal, the environment variable also tries to improve the order of the device names.

The default is Nominal.

GUI Equivalent

Command:

Options – Connectivity – Generation – Device Chaining

Field:

Chain effort

Examples

envGetVal("layoutXL" "chainEffort")
envSetVal("layoutXL" "chainEffort" 'cyclic "Minimal")
envSetVal("layoutXL" "chainEffort" 'cyclic "Maximal")

Related Topics

Connectivity Form

Generate Chained Devices Form

Chaining Transistors Automatically during Layout Generation

lxChain

List of Layout XL Environment Variables

Setting Environment Variables


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