Command Dictionary | Select Iddq Patterns |
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Select Iddq Patterns
Tools Supported: FastScan and FlexTest
Scope: Atpg mode
Prerequisites: You must have set the fault type to IDDQ by using the Set Fault Type
Usage
For FastScan
SELect IDdq Patterns
For FlexTest
SELect IDdq Patterns
Description
Selects the patterns that most effectively detect IDDQ faults.
The Select Iddq Patterns command selects the patterns (cycles) that most effectively detect IDDQ faults, given an external or internal pattern set. If you set the pattern source to external, the tool places the patterns in the internal pattern set and does its modifications and selections on that internal set. The tool uses the following
1.The tool fault simulates the patterns in the current pattern source, without dropping faults, and stores the fault simulation results for all patterns, ignoring any
You can modify the results of this process by preceding the Select Iddq Patterns command with the Set Iddq Strobe and Set Iddq Checks commands. If the pattern set already contains patterns with IDDQ
FastScan and FlexTest Reference Manual, V8.6_4 |