Hi,

I want use 4mil clearance under 1mm pitch BGA for (BGA SMD Pads, traces, TH
pads and VIAs),
same time I want use 7mil clearance outside BGA for (all primitives on
board ->
traces, VIAs, PADs...), how to set Clearance Constraints?

Here is copy of Clearance.RUL file


RuleKind=Clearance|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Count=1|
Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=Board|S
cope2_0_Value=Board|Name=KOKO_LEVY|Enabled=TRUE|CommentLength=1|Comment=|Gap
=7mil?
RuleKind=Clearance|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Count=1|
Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=Footpri
nt|Scope2_0_Value=SHORT_CLOSED|Name=SHORT|Enabled=TRUE|CommentLength=1|Comme
nt=|Gap=0.004mil?
RuleKind=Clearance|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Count=1|
Scope1_0_Kind=NetClass|Scope1_0_Value=All
Nets|Scope2Count=1|Scope2_0_Kind=PadSpec|Scope2_0_Value=1#1#0#1#1#1#0#0#0#0#
0#0#TOP#0#No
Net#18#18#Round#60#60#Round#60#60#Round|Name=SMD-PAD_18-PIIRIN_ALLA|Enabled=
TRUE|CommentLength=1|Comment=|Gap=4mil?
RuleKind=Clearance|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Count=1|
Scope1_0_Kind=NetClass|Scope1_0_Value=All
Nets|Scope2Count=1|Scope2_0_Kind=ViaSpec|Scope2_0_Value=1#1#1#1#0#TOP#BOTTOM
#8#16#No
Net|Name=VIA_16/8-PIIRIN_ALLA|Enabled=TRUE|CommentLength=1|Comment=|Gap=4mil
?
RuleKind=Width|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Count=1|Scop
e1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=Board|Scope
2_0_Value=Board|Name=Width|Enabled=TRUE|CommentLength=1|Comment=|MaxLimit=60
mil|MinLimit=4mil|PreferedWidth=6mil?
RuleKind=RoutingTopology|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Co
unt=1|Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=B
oard|Scope2_0_Value=Board|Name=RoutingTopology|Enabled=TRUE|CommentLength=0|
Comment= |Topology=Shortest?
RuleKind=RoutingPriority|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Co
unt=1|Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=B
oard|Scope2_0_Value=Board|Name=RoutingPriority|Enabled=TRUE|CommentLength=0|
Comment= |Priority=0?
RuleKind=RoutingLayers|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Coun
t=1|Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=Boa
rd|Scope2_0_Value=Board|Name=RoutingLayers|Enabled=TRUE|CommentLength=0|Comm
ent= |Top Layer=Horizontal|Mid Layer 1=Not Used|Mid Layer 2=Not Used|Mid
Layer 3=Not Used|Mid Layer 4=Not Used|Mid Layer 5=Not Used|Mid Layer 6=Not
Used|Mid Layer 7=Not Used|Mid Layer 8=Not Used|Mid Layer 9=Not Used|Mid
Layer 10=Not Used|Mid Layer 11=Not Used|Mid Layer 12=Not Used|Mid Layer
13=Not Used|Mid Layer 14=Not Used|Mid Layer 15=Not Used|Mid Layer 16=Not
Used|Mid Layer 17=Not Used|Mid Layer 18=Not Used|Mid Layer 19=Not Used|Mid
Layer 20=Not Used|Mid Layer 21=Not Used|Mid Layer 22=Not Used|Mid Layer
23=Not Used|Mid Layer 24=Not Used|Mid Layer 25=Not Used|Mid Layer 26=Not
Used|Mid Layer 27=Not Used|Mid Layer 28=Not Used|Mid Layer 29=Not Used|Mid
Layer 30=Not Used|Bottom Layer=Vertical?
RuleKind=RoutingCorners|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Cou
nt=1|Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=Bo
ard|Scope2_0_Value=Board|Name=RoutingCorners|Enabled=TRUE|CommentLength=0|Co
mment= |CornerStyle=45-Degree|MinSetBack=100mil|MaxSetBack=100mil?
RuleKind=RoutingVias|NetScope=DifferentNets|LayerKind=SameLayer|Scope1Count=
1|Scope1_0_Kind=Board|Scope1_0_Value=Board|Scope2Count=1|Scope2_0_Kind=Board
|Scope2_0_Value=Board|Name=RoutingVias|Enabled=TRUE|CommentLength=1|Comment=
|HoleWidth=8mil|Width=16mil|ViaStyle=Through
Hole|MinHoleWidth=8mil|MinWidth=16mil|MaxHoleWidth=28mil|MaxWidth=50mil?



Sincerely,
Juha Pajunen, Hw Engineer
Bitboys Oy
E-mail: [EMAIL PROTECTED]
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