lef56_01.lef

openaccess读def,lef文件所用的源代码

# LEF56_01.lef
#
# Testcase covering full 5.6 LEF syntax

VERSION 5.6 ;
NAMESCASESENSITIVE ON ;
BUSBITCHARS "[]" ;
DIVIDERCHAR ":" ;

UNITS
  TIME NANOSECONDS 100 ;
  CAPACITANCE PICOFARADS 10 ;
  RESISTANCE OHMS 10000 ;
  POWER MILLIWATTS 10000 ;
  CURRENT MILLIAMPS 10000 ;
  VOLTAGE VOLTS 1000 ;
#  DATABASE MICRONS 1000 ;
  FREQUENCY MEGAHERTZ 10 ;
END UNITS

MANUFACTURINGGRID 0.01 ;

CLEARANCEMEASURE MAXXY ;

PROPERTYDEFINITIONS
  # only props for library can have values defined here
  LIBRARY NAME STRING "Cadence96" ;
  LIBRARY libintprop INTEGER 20 ;
  LIBRARY librealprop REAL 21.22 ;
  LIBRARY libintrangeprop INTEGER  RANGE 20 50 30 ;
  LIBRARY librealrangeprop REAL RANGE 21.1 51.1 25.1 ;
  LIBRARY techLibName STRING "this should be ignored" ;
  LAYER lsp STRING ;
  LAYER lip INTEGER ;
  LAYER lrp REAL ;
  LAYER liprange INTEGER RANGE 1 100 ;
  LAYER lrprange REAL RANGE 1.1 100.1 ;
  VIA viasp STRING ;
  VIA viaip INTEGER ;
  VIA viarp REAL ;
  VIA COUNT INTEGER RANGE 1 100 ;
  VIA viarrangep REAL RANGE 1.1 100.1 ;
  VIARULE vrsp STRING ;
  VIARULE vrip INTEGER ;
  VIARULE vrrp REAL ;
  VIARULE vrirp INTEGER RANGE 1 100 ;
  VIARULE vrrrp REAL RANGE 1.1 100.1 ;
  NONDEFAULTRULE ndrsp STRING ;
  NONDEFAULTRULE ndrip INTEGER ;
  NONDEFAULTRULE ndrrp REAL ;
  NONDEFAULTRULE ndrirp INTEGER RANGE 1 100 ;
  NONDEFAULTRULE ndrfrp REAL RANGE 1.1 100.1 ;
  MACRO stringprop STRING ;
  MACRO integerprop INTEGER ;
  MACRO realprop REAL ;
  MACRO WEIGHT REAL RANGE 1.1 100.1 ;
  MACRO intrangeprop INTEGER RANGE 1 100 ;
  PIN strprop STRING ;
  PIN intprop INTEGER ;
  PIN realprop REAL ;
  PIN intrangeprop INTEGER RANGE 1 100 ;
  PIN realrangeprop REAL RANGE 1.1 100.1 ;
END PROPERTYDEFINITIONS

ANTENNAINPUTGATEAREA 45 ;
ANTENNAOUTPUTDIFFAREA 55 ;
ANTENNAINOUTDIFFAREA 65 ;

LAYER POLYS
  TYPE MASTERSLICE ;
  PROPERTY lsp "top\ntop" ;
  PROPERTY lrprange 3.5 ;
  PROPERTY liprange 3 ;
  PROPERTY lrp 2 ;
  PROPERTY lip 1 ;
END POLYS

LAYER CONT
  TYPE CUT ;
  SPACING 0.2 ;
  SPACING 0.22 ADJACENTCUTS 3 WITHIN 0.25 ;
  SPACING 0.1 CENTERTOCENTER ;
  RESISTANCE 0.1 ;
  PROPERTY lsp "top" ;
  PROPERTY lrprange 3.1 ;
  PROPERTY liprange 2 ;
  PROPERTY lrp 2.3 ;
  PROPERTY lip 1 ;
  ACCURRENTDENSITY PEAK
    FREQUENCY 1e+06 1e+08 ;
    TABLEENTRIES 5e-07 4e-07 ;
  ACCURRENTDENSITY AVERAGE
    FREQUENCY 1e+06 1e+08 ;
    TABLEENTRIES 6e-07 5e-07 ;
  ACCURRENTDENSITY RMS
    FREQUENCY 1e+08 8e+08 ;
    TABLEENTRIES 5e-07 4e-07 ;
  DCCURRENTDENSITY AVERAGE
    CUTAREA 2.1 5.1 ;
    TABLEENTRIES 5e-07 4e-07 ;
  ANTENNAMODEL OXIDE1 ;
    ANTENNAAREARATIO 10 ;
    ANTENNADIFFAREARATIO 20 ;
    ANTENNACUMAREARATIO  100 ;
    ANTENNACUMDIFFAREARATIO 200 ;
    ANTENNAAREAFACTOR       10 ;
END CONT

LAYER M1
  TYPE ROUTING ;
  DIRECTION HORIZONTAL ;
  PITCH 1.8 1.6 ;
  WIDTH 0.05 ;
  OFFSET 0 0 ;
  AREA 34.1 ;

  SPACING 0.180 ;
  SPACING 0.18 LENGTHTHRESHOLD  1.0 ;
  SPACING 0.22 RANGE 0.3 10.0 USELENGTHTHRESHOLD ;
  SPACING 0.60 RANGE 10.005 100000.0 ;
  SPACING 0.32 RANGE 1.01 2000.0 INFLUENCE 1.01 ;
  SPACING 0.6 RANGE 4.5 6.12 INFLUENCE 3.81 RANGE 0.1 0.2 ;
  
  DIAGPITCH 1.6 1.8 ;
  DIAGWIDTH 0.08 ;
  DIAGSPACING 0.33 ;
  DIAGMINEDGELENGTH 0.4 ;

  WIREEXTENSION 0.75 ;
  MINIMUMCUT 2 WIDTH 5 ;
  MINIMUMCUT 4 WIDTH 2.2 FROMBELOW ;
  MINIMUMCUT 4 WIDTH 2.4 FROMABOVE ;
  MINIMUMCUT 2 WIDTH 1.0 LENGTH 1.0 WITHIN 1 ;
  MINIMUMCUT 2 WIDTH 2.0 LENGTH 2.0 WITHIN 2 ;
  MINIMUMCUT 2 WIDTH 3.0 LENGTH 5.0 WITHIN 5 ;

  MINWIDTH 0.9 ;
  MAXWIDTH 10.1 ;
  MINSIZE 0.1 0.2 0.2 0.3 ;
  MINSTEP 0.1 STEP ;
  MINSTEP 0.2 OUTSIDECORNER ;
  MINSTEP 0.3 INSIDECORNER ;
  MINENCLOSEDAREA 0.3 ;
  MINENCLOSEDAREA 0.4 WIDTH 0.15 ;
  PROTRUSIONWIDTH 0.28 LENGTH 0.6 WIDTH 1.2 ;

  RESISTANCE RPERSQ 0.103 ;
  CAPACITANCE CPERSQDIST 0.000156 ;
  HEIGHT 9.1 ;
  THICKNESS 1.1 ;
  SHRINKAGE 0.1 ;
  CAPMULTIPLIER 1 ;
  EDGECAPACITANCE 5e-05 ;

  SLOTWIREWIDTH 3.5 ;
  SLOTWIRELENGTH 4.5 ;
  SLOTWIDTH 5.6 ;
  SLOTLENGTH 3.2 ;
  MAXADJACENTSLOTSPACING 5.5 ;
  MAXCOAXIALSLOTSPACING 6.5 ;
  MAXEDGESLOTSPACING 5.1 ;
  SPLITWIREWIDTH 3.3 ;
  MINIMUMDENSITY 20.2 ;
  MAXIMUMDENSITY 80.1 ;
  DENSITYCHECKWINDOW 200.1 200.1 ;
  DENSITYCHECKSTEP 100.05 ;
  FILLACTIVESPACING 3.1 ;

  ANTENNAMODEL OXIDE1 ;
  ANTENNAAREARATIO 10 ;
  ANTENNADIFFAREARATIO 20 ;
  ANTENNACUMAREARATIO  100 ;
  ANTENNACUMDIFFAREARATIO 200 ;
  ANTENNAAREAFACTOR       10 ;
  
  ANTENNAMODEL OXIDE2 ;
  ANTENNASIDEAREARATIO 50 ;
  ANTENNADIFFSIDEAREARATIO 60 ;
  ANTENNACUMSIDEAREARATIO  500 ;
  ANTENNACUMDIFFSIDEAREARATIO 600 ;
  ANTENNAAREAFACTOR       10 DIFFUSEONLY ;
  
  ANTENNAMODEL OXIDE3 ;
  ANTENNAAREARATIO 10 ;
  ANTENNADIFFAREARATIO 20 ;
  ANTENNACUMAREARATIO  100 ;
  ANTENNACUMDIFFAREARATIO 200 ;
  ANTENNAAREAFACTOR       10 ;
  
  ANTENNAMODEL OXIDE4 ;
  ANTENNAAREARATIO 10 ;
  ANTENNADIFFAREARATIO 20 ;
  ANTENNACUMAREARATIO  100 ;
  ANTENNACUMDIFFAREARATIO 200 ;
  ANTENNAAREAFACTOR       10 ;
  
  PROPERTY lrprange 3 ;
  PROPERTY liprange 2 ;
  PROPERTY lrp 2.3 ;
  PROPERTY lip 1 ;
  PROPERTY lsp "top" ;

  ACCURRENTDENSITY PEAK
    FREQUENCY 1e+06 1e+08 ;
    TABLEENTRIES 7e-07 6e-07 ;
  ACCURRENTDENSITY AVERAGE
    FREQUENCY 1e+06 1e+08 ;
    TABLEENTRIES 6e-07 5e-07 ;
  ACCURRENTDENSITY RMS
    FREQUENCY 1e+06 1e+08 ;
    TABLEENTRIES 5e-07 4e-07 ;
  DCCURRENTDENSITY AVERAGE
    WIDTH 20.1 50.1 ;
    TABLEENTRIES 6e-07 5e-07 ;
END M1

LAYER CUT12
  TYPE CUT ;
  SPACING 0.7 LAYER CONT ;

  WIDTH 0.20 ;
  SPACING 0.15 CENTERTOCENTER ;
  ENCLOSURE BELOW .03 .01 ;
  ENCLOSURE ABOVE .05 .01 ;
  PREFERENCLOSURE BELOW 0.06 0.01 ;
  PREFERENCLOSURE ABOVE 0.08 0.02 ;
  RESISTANCE 10.0 ;

  ACCURRENTDENSITY PEAK    5.6e-06 ;
  ACCURRENTDENSITY AVERAGE 5.5e-06 ;
  ACCURRENTDENSITY RMS     5.4e-06 ;
  DCCURRENTDENSITY AVERAGE 4.5e-07 ;

  ANTENNAMODEL OXIDE1 ;
    ANTENNAAREARATIO 10 ;
    ANTENNADIFFAREARATIO PWL ( ( 2 20 ) ( 3 30 ) ) ;
    ANTENNACUMAREARATIO  100 ;
    ANTENNACUMDIFFAREARATIO PWL ( ( 2 200 ) ( 3 300 ) ) ;
    ANTENNAAREAFACTOR       10 ;
END CUT12

LAYER M2
  TYPE ROUTING ;
  DIRECTION VERTICAL ;
  PITCH 1.8 ;
  WIDTH 0.05 ;

  SPACING 0.20 ;
  SPACING 0.20 RANGE 0.1 0.3 ;
  SPACING 0.22 RANGE 0.31 10 ;
  SPACING 0.65 RANGE 10.01 10000 ;

  MINENCLOSEDAREA 0.4 ;
  MINSTEP 0.1 STEP LENGTHSUM 2 ;
  MINSTEP 0.2 OUTSIDECORNER LENGTHSUM 3 ;
  MINSTEP 0.3 INSIDECORNER LENGTHSUM 4 ;
  DENSITYCHECKWINDOW 200.1 200.1 ;
  DENSITYCHECKSTEP 100.05 ;
  MAXIMUMDENSITY 80.1 ;

  DIAGPITCH 1.6 ;
  
  ANTENNAMODEL OXIDE1 ;
    ANTENNAAREARATIO 10 ;
    ANTENNADIFFAREARATIO PWL ( ( 1 10 ) ( 2 20 ) ) ;
    ANTENNACUMAREARATIO  100 ;
    ANTENNACUMDIFFAREARATIO PWL ( ( 1 100 ) ( 2 200 ) ) ;
    ANTENNAAREAFACTOR       1 ;

  ANTENNAMODEL OXIDE2 ;
    ANTENNASIDEAREARATIO 20 ;
    ANTENNADIFFSIDEAREARATIO PWL ( ( 3 30 ) ( 4 40 ) ) ;
    ANTENNACUMSIDEAREARATIO  300 ;
    ANTENNACUMDIFFSIDEAREARATIO PWL ( ( 1 100 ) ( 2 200 ) ) ;
    ANTENNAAREAFACTOR       10 DIFFUSEONLY ;

  ACCURRENTDENSITY PEAK    5.3e-06 ;
  ACCURRENTDENSITY AVERAGE 5.4e-06 ;
  ACCURRENTDENSITY RMS     5.5e-06 ;
  DCCURRENTDENSITY AVERAGE 4.5e-07 ;
END M2

LAYER CUT23
  TYPE CUT ;
  WIDTH 0.20 ;
  SPACING 0.15 ;
  ENCLOSURE .05 .01 ;
  ENCLOSURE .02 .02 WIDTH 1.0 ;
  ENCLOSURE .05 .05 WIDTH 2.0 ;
  PREFERENCLOSURE .09 .02 ;
  PREFERENCLOSURE .04 .04 WIDTH 2.0 ;
  PREFERENCLOSURE .07 .07 WIDTH 4.0 ;
  RESISTANCE 10.0 ;

  ACCURRENTDENSITY RMS
    FREQUENCY 1e+08 4e+08 8e+08 ;
    CUTAREA 0.4 0.8 10.1 50.1 100.1 ;
    TABLEENTRIES
      2e-06   1.9e-06 1.8e-06 1.7e-06 1.5e-06
      1.4e-06 1.3e-06 1.2e-06 1.1e-06 1e-06
      9e-07   8e-07   7e-07   6e-07   4e-07 ;
  
  ANTENNAMODEL OXIDE1 ;
    ANTENNAAREARATIO 10 ;
    ANTENNADIFFAREARATIO PWL ( ( 2 20 ) ( 3 30 ) ) ;
    ANTENNACUMAREARATIO  100 ;
    ANTENNACUMDIFFAREARATIO PWL ( ( 2 200 ) ( 3 300 ) ) ;
    ANTENNAAREAFACTOR       0 ;
END CUT23

LAYER M3
  TYPE ROUTING ;
  DIRECTION DIAG45 ;
  PITCH 1.8 ;
  WIDTH 1 ;

  SPACINGTABLE
    PARALLELRUNLENGTH	0      0.5   3     5
    WIDTH  0    	0.15   0.15  0.15  0.15
    WIDTH  0.25    	0.15   0.2   0.2   0.2
    WIDTH  1.5   	0.15   0.5   0.5   0.5
    WIDTH  3  		0.15   0.5   1     1
    WIDTH  5  		0.15   0.5   1     2 ;

  SPACINGTABLE INFLUENCE
    WIDTH 1.5 WITHIN 0.5 SPACING 0.5
    WIDTH 3   WITHIN 1   SPACING 1
    WIDTH 5   WITHIN 2   SPACING 2 ;

  ACCURRENTDENSITY RMS
    FREQUENCY 1e+08 4e+08 8e+08 ;
    WIDTH 0.4 0.8 10.1 50.1 100.1 ;
    TABLEENTRIES
       2e-06   1.9e-06 1.8e-06 1.7e-06 1.5e-06
       1.4e-06 1.3e-06 1.2e-06 1.1e-06 1e-06
       9e-07   8e-07   7e-07   6e-07   4e-07 ;
END M3

LAYER CUT34
  TYPE CUT ;
  WIDTH 0.25 ;
  ENCLOSURE .05 .01 ;
  ENCLOSURE BELOW .07 .07 WIDTH 1.0 ;
  ENCLOSURE ABOVE .09 .09 WIDTH 1.0 ;
  RESISTANCE 8.0 ;
END CUT34

LAYER M4
  TYPE ROUTING ;
  DIRECTION DIAG135 ;
  PITCH 1.8 ;
  WIDTH 1 ;
END M4

LAYER OVERLAP
  TYPE OVERLAP ;
  PROPERTY lsp "top" lip 1 lrp 2.1 liprange 3 lrprange 3.5 ;
END OVERLAP

LAYER IMPLANT1
	TYPE IMPLANT ;
	WIDTH 0.5 ;
	SPACING 0.5 ;	
END IMPLANT1

LAYER IMPLANT2
	TYPE IMPLANT ;
	WIDTH 0.5 ;
	SPACING 0.5 ;	
END IMPLANT2

MAXVIASTACK 3 RANGE POLYS M3 ;

VIA POLYS_M1 DEFAULT
  RESISTANCE 1 ;
  LAYER POLYS ;
    RECT -0.6 -0.6 0.6 0.6 ;
  LAYER CONT ;
    RECT -0.25 -0.25 0.25 0.25 ;
  LAYER M1 ;
    RECT -0.6 -0.6 0.6 0.6 ;
END POLYS_M1

VIA M1_M2 DEFAULT
  RESISTANCE 1.5 ;
  LAYER M1 ;
    RECT -0.6 -0.6 0.6 0.6 ;
  LAYER CUT12 ;
    RECT -0.45 -0.45 0.45 0.45 ;
  LAYER M2 ;
    RECT -0.45 -0.45 0.45 0.45 ;
  PROPERTY viasp "DEFAULT" viaip 1 viarp 1.1 COUNT 34 viarrangep 1.99 ;
END M1_M2

VIA M2_M3 DEFAULT
  RESISTANCE 1.5 ;
  LAYER M2 ;
    RECT -0.45 -0.9 0.45 0.9 ;
  LAYER CUT23 ;
    RECT -0.45 -0.45 0.45 0.45 ;
  LAYER M3 ;
    RECT -0.45 -0.45 0.45 0.45 ;
END M2_M3

VIA M2_M3_PWR 
  RESISTANCE 0.4 ;
  LAYER M2 ;
    POLYGON -1.35 -1.35 -1.35 1.35 0.70 1.35 0.70 0.70 1.35 0.70 1.35 -1.35 ;
  LAYER CUT23 ;
    RECT -1.35 -1.35 -0.45 1.35 ;
    RECT 0.45 -1.35 1.35 -0.45 ;
    RECT 0.45 0.45 1.35 1.35 ;
  LAYER M3 ;
    POLYGON -1.35 -1.35 -1.35 1.35 0.70 1.35 0.70 0.70 1.35 0.70 1.35 -1.35 ;
END M2_M3_PWR

VIA VIACENTER12
  LAYER M1 ;
    RECT -4.6 -2.2 4.6 2.2 ;
  LAYER CUT12 ;
    RECT -3.1 -0.8 -1.9 0.8 ;
    RECT 1.9 -0.8 3.1 0.8 ;
  LAYER M2 ;
    RECT -4.4 -2.1 4.4 2.1 ;
  RESISTANCE 0.24 ;
END VIACENTER12

VIA ndVIA01
  RESISTANCE 0.2 ;
  LAYER POLYS ;
    RECT -3 -3 3 3 ;
  LAYER CONT ;
    RECT -1.1 -1.1 1.1 1.1 ;
  LAYER M1 ;
    RECT -3 -3 3 3 ;
END ndVIA01
VIA ndVIA12
  RESISTANCE 0.2 ;
  LAYER M1 ;
    RECT -3 -3 3 3 ;
  LAYER CUT12 ;
    RECT -1.1 -1.1 1.1 1.1 ;
  LAYER M2 ;
    RECT -3 -3 3 3 ;
  PROPERTY viasp "NONDEFAULT" viaip 1 viarp 1.1 COUNT 34 viarrangep 1.99 ;
END ndVIA12

VIARULE VIALIST12
  LAYER M1 ;
    DIRECTION HORIZONTAL ;
    WIDTH 9.1 TO 9.6 ;
  LAYER M2 ;
    DIRECTION VERTICAL ;
    WIDTH 3.1 TO 3.1 ;
  VIA VIACENTER12 ;
  PROPERTY vrsp "vialist12" vrip 1 vrrp 4.5 vrirp 1 vrrrp 1.2 ;
END VIALIST12

VIARULE VIALISTDEF12
  LAYER M1 ;
    DIRECTION HORIZONTAL ;
  LAYER M2 ;
    DIRECTION VERTICAL ;
  VIA VIACENTER12 ;
END VIALISTDEF12

VIARULE VIALIST23
  LAYER M2 ;
    DIRECTION VERTICAL ;
    WIDTH 9.1 TO 9.6 ;
  LAYER M3 ;
    DIRECTION HORIZONTAL ;
    WIDTH 3.1 TO 3.1 ;
  VIA M2_M3 ;
END VIALIST23

VIARULE TURNM1 GENERATE
  LAYER M1 ;
    DIRECTION VERTICAL ;
    WIDTH 0.1 TO 19 ;
  LAYER M1 ;
    DIRECTION HORIZONTAL ;
    WIDTH 0.1 TO 19 ;
END TURNM1

VIARULE VIAGEN12 GENERATE DEFAULT
  LAYER M1 ;
    DIRECTION VERTICAL ;
    WIDTH 0.1 TO 19 ;
    OVERHANG 1.4 ;
    METALOVERHANG 0 ;
  LAYER M2 ;
    DIRECTION HORIZONTAL ;
    WIDTH 0.1 TO 19 ;
    OVERHANG 1.4 ;
    METALOVERHANG 0 ;
  LAYER CUT12 ;
    RECT -0.8 -0.8 0.8 0.8 ;
    SPACING 5.6 BY 6.1 ;
    RESISTANCE 0.2 ;
END VIAGEN12

VIARULE VIAGEN12B GENERATE
  LAYER M1 ;
    DIRECTION VERTICAL ;
    WIDTH 0.4 TO 10 ;
    OVERHANG 1.4 ;
    METALOVERHANG 0 ;
  LAYER M2 ;
    DIRECTION HORIZONTAL ;
    WIDTH 0.4 TO 10 ;
    OVERHANG 1.4 ;
    METALOVERHANG 0 ;
  LAYER CUT12 ;
    RECT -0.8 -0.8 0.8 0.8 ;
    SPACING 5.6 BY 6.1 ;
    RESISTANCE 0.2 ;
END VIAGEN12B

VIARULE M1_M2 GENERATE
  LAYER M1 ;
    DIRECTION HORIZONTAL ;
    OVERHANG 1 ;
  LAYER M2 ;
    DIRECTION VERTICAL ;
    OVERHANG 1 ;
  LAYER CUT12 ;
    RECT -0.8 -0.8 0.8 0.8 ;
    SPACING 5.6 BY 6.1 ;
END M1_M2

VIARULE VIAGEN23 GENERATE DEFAULT
   LAYER M2 ;
	ENCLOSURE 0.10 0.01 ;	      # LEF5.5
	WIDTH 0.2 TO 100.1 ; 
   LAYER M3 ;
	ENCLOSURE 0.10 0.01 ;	      # LEF5.5
	WIDTH 0.2 TO 100.1 ; 
   LAYER CUT23 ;
        RECT -0.8 -0.8 0.8 0.8 ;
        SPACING 5.6 BY 6.1 ;
        RESISTANCE 0.2 ; # Timing
END VIAGEN23

VIARULE VIAGEN23B GENERATE
  LAYER M2 ;
    DIRECTION VERTICAL ;
    OVERHANG 1 ;
  LAYER M3 ;
    DIRECTION HORIZONTAL ;
    OVERHANG 1 ;
  LAYER CUT23 ;
    RECT -0.8 -0.8 0.8 0.8 ;
    SPACING 5.6 BY 6.1 ;
END VIAGEN23B

VIA VIAGEN12_1
  VIARULE VIAGEN12 ;
  CUTSIZE 1.6 1.6 ;
  LAYERS M1 CUT12 M2 ;
  CUTSPACING 5.6 6.1 ;
  ENCLOSURE 1.5 1.0 1.5 1.0 ;
  OFFSET 0.1 0.2 0.1 0.2 ;
  ORIGIN -0.1 -0.2 ;
  ROWCOL 5 14 ;
  PATTERN 2_FFE0_3_FFFF ;
END VIAGEN12_1

NONDEFAULTRULE RULE1
  HARDSPACING ;
  LAYER M1
    WIDTH 10.1 ;
    DIAGWIDTH 10.5 ;
    WIREEXTENSION 6 ;
    SPACING 2.2 ;
    RESISTANCE RPERSQ 3.4 ;
    CAPACITANCE CPERSQDIST 5.7 ;
    EDGECAPACITANCE 8.9 ;
  END M1
  LAYER M2
    WIDTH 10.1 ;
    SPACING 2.2 ;
  END M2
  LAYER M3
    WIDTH 11.1 ;
    SPACING 3.2 ;
  END M3
  USEVIA ndVIA12 ;
  USEVIA ndVIA01 ;
  VIA ndVIA23
    LAYER M2 ;
      RECT -2.2 -2.2 2.2 2.2 ;
    LAYER CUT23 ;
      RECT -0.8 -0.8 0.8 0.8 ;