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

extractDeepOffPinConnectionsToLevel

layout extractDeepOffPinConnectionsToLevel int integer

Description

Enables the connectivity extractor to extract off-pin connections present below the extractStopLevel limit. It enables the detection of shorts and opens for off-pin connections with better performance than extractStopLevel>=1 but with some limitations. This option only extracts off-pin connections between a top-level shape and an assigned hierarchical shape. Additionally, it does not check for illegal hierarchical connections.

The default is 0, which means that by default this feature is disabled. It is active only when the specified value of extractDeepOffPinConnectionsToLevel is larger than the extractStopLevel value.

GUI Equivalent

None

Additional Information

Case 1: The extractor does not extract the off-pin connection and hence reports an open with extractStopLevel==0. When extractDeepOffPinConnectionsToLevel >=1, the extractor extracts off-pin connection and does not report an open.

Case 2: The extractor does not extract the off-pin connection and hence does not report short when extractStopLevel==0. When extractDeepOffPinConnectionsToLevel >=1, the extractor extract the off-pin connection and reports a short.

Examples

envGetVal("layout" "extractDeepOffPinConnectionsToLevel")
envSetVal("layout" "extractDeepOffPinConnectionsToLevel" 'int 1)

Related Topics

extractStopLevel


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