allegro16.2中怎样设置可以使VIA打在PAD上不提示DRC?
已解决 在physical constraints中做如下设置Pad-to-Pad Connect is allowed
Min BB Via Stagger is zero (0)
LISTING: 1 element(s)
< DRC ERROR >
Class: DRC ERROR CLASS
Subclass: TOP
Origin xy: (40335.79 38542.33)
Constraint: Minimum Blind/Buried Via Stagger Distance
Constraint Set: DEFAULT
Constraint Type: PHYSICAL CONSTRAINTS
Constraint value: 5 MIL
Actual value: 0.83 MIL
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Element type: VIA
Class: VIA CLASS
origin-xy: (40335.62 38543.14)
part of net name: DRAM_D15
Connected lines: 1 ( ART02 )
Connected pins: 1
Padstack name: VIA5-1-2
Type: bbvia
padstack defined from TOP to ART02
rotation: 0.000 degrees
via is not mirrored
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Element type: SYMBOL PIN
Class: PIN
PIN: U101.AB15
pinuse: BI
location-xy: (40335.79 38542.33)
part of net name: DRAM_D15
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