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FastScan and FlexTest Reference Manual, V8.6_4
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Setup LFSRs Command Dictionary
The following lists the two tap_type switches of which you can only choose one:
• -Out — A switch that places the exclusive-or taps outside the register path.
This is the default upon invocation of FastScan.
• -In — A switch that places the exclusive-or taps in the register path.
Examples
The following example changes the default shift_type setting to Serial and the
default tap_type switch to In:
setup lfsrs -serial -in
add lfsrs lfsr1 prpg 5 13
add lfsrs lfsr2 prpg 5 11
add lfsr taps lfsr1 2 3
add lfsr taps lfsr2 3 4
set system mode atpg
Related Commands
Add LFSRs
Add LFSR Taps
Delete LFSRs
Delete LFSR Taps
Report LFSRs