Mentor v8.6_4 manual Delete Cell Constraints, ∙ pinpathname

Delete Cell Constraints Command Dictionary

Delete Cell Constraints

Tools Supported: FastScan and FlexTest

Scope: Setup mode

Prerequisites: You can only delete constraints added with the Add Cell Constraints command.

Usage

DELete CEll Constraints pin_pathname {chain_name cell_position} -All

Description

Removes constraints placed on scan cells.

The Delete Cell Constraints command deletes the constraints placed on scan cells using the Add Cell Constraints command. You can specify a scan cell by using either a pin pathname or a position in a scan chain.

Arguments

∙pin_pathname

A string that specifies the name of an output pin which directly connects to a scan memory element (you can only specify output pins of buffers and inverters).

∙chain_name cell_position

A string and integer pair that specifies the name of a currently-defined scan chain and the position of the cell in the scan chain. The cell_position is an integer where 0 is the scan cell closest to the scan-out pin.

∙-All

A switch that deletes all constraints from all scan cells.

2-162 FastScan and FlexTest Reference Manual, V8.6_4