Mentor fastscan and flextest v8.6_4 ユーザーズマニュアル

FastScan and FlexTest Reference Manual, V8.6_4

Tools Supported: FastScan

Scope: Setup mode

Prerequisites: You must define LFSR connections with the Add LFSR

Connections command before you can delete them.

DELete LFsr Connections primary_pin... | -All

Removes connections between the specified primary pins and Linear Feedback
Shift Registers (LFSRs).

The Delete LFSR Connections command deletes the connections between the
LFSRs and the primary pins specified with the Add LFSR Connections command.
You can use the Report LFSR Connections command to display all the current
connections between LFSRs and primary pins.

You use this command primarily for simulating Built-In Self Test (BIST)
circuitry.

•

A repeatable string that lists the primary pins whose connections to LFSRs you
want to delete.

•

A switch that deletes all of the connections between LFSRs and primary pins.