Command Dictionary | Add LFSRs |
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∙seed
A required,
The following lists the three shift_type switches of which you can choose only one.
∙
An optional switch specifying that the LFSR shifts both serially and in parallel. This is the default unless you change it with the Setup LFSRs command.
∙
An optional switch specifying that the LFSR shifts serially the number of times equal to the length of the longest scan chain for each scan pattern.
∙
An optional switch specifying that the LFSR parallel shifts once for each scan pattern.
The following lists the two tap_type switches of which you can only choose one.
∙
An optional switch specifying that the
∙
An optional switch specifying that the
Examples
The following example defines an LFSR to be a PRPG and another LFSR to be a MISR:
add lfsrs lfsr1 prpg 5 10
add lfsr taps misr1 1 2
FastScan and FlexTest Reference Manual, V8.6_4 |