def56_01.lef

openaccess读def,lef文件所用的源代码

VERSION 5.6 ;
NAMESCASESENSITIVE ON ;

UNITS
  DATABASE MICRONS 1000 ;
END UNITS

LAYER M1
  TYPE ROUTING ;
  PITCH 1.8 ;
  WIDTH 0.1 ;
  DIRECTION HORIZONTAL ;
END M1

LAYER V1
  TYPE CUT ;
END V1

LAYER M2
  TYPE ROUTING ;
  PITCH 1.8 ;
  WIDTH 0.1 ;
  DIRECTION VERTICAL ;
END M2

LAYER V2
  TYPE CUT ;
END V2

LAYER M3
  TYPE ROUTING ;
  PITCH 1.8 ;
  WIDTH 1 ;
  DIRECTION HORIZONTAL ;
END M3

VIA M1_M2 DEFAULT
  RESISTANCE 1.5 ;
  LAYER M1 ;
    RECT -0.6 -0.6 0.6 0.6 ;
  LAYER V1 ;
    RECT -0.45 -0.45 0.45 0.45 ;
  LAYER M2 ;
    RECT -0.45 -0.45 0.45 0.45 ;
END M1_M2

VIA M2_M3 DEFAULT
  RESISTANCE 1.5 ;
  LAYER M2 ;
    RECT -0.45 -0.9 0.45 0.9 ;
  LAYER V2 ;
    RECT -0.45 -0.45 0.45 0.45 ;
  LAYER M3 ;
    RECT -0.45 -0.45 0.45 0.45 ;
END M2_M3

VIARULE VIAGEN12 GENERATE
  LAYER M1 ;
    DIRECTION VERTICAL ;
    WIDTH 0.1 TO 19 ;
  LAYER M2 ;
    DIRECTION HORIZONTAL ;
    WIDTH 0.1 TO 19 ;
  LAYER V1 ;
    RECT -0.8 -0.8 0.8 0.8 ;
    SPACING 5.6 BY 6.0 ;
END VIAGEN12

VIARULE TURNM1 GENERATE
  LAYER M1 ;
    DIRECTION HORIZONTAL ;
  LAYER M1 ;
    DIRECTION VERTICAL ;
END TURNM1

VIARULE TURNM2 GENERATE
  LAYER M2 ;
    DIRECTION HORIZONTAL ;
  LAYER M2 ;
    DIRECTION VERTICAL ;
END TURNM2

VIARULE TURNM3 GENERATE
  LAYER M3 ;
    DIRECTION HORIZONTAL ;
  LAYER M3 ;
    DIRECTION VERTICAL ;
END TURNM3

NONDEFAULTRULE RULE1
  LAYER M1
    WIDTH 10.0 ;
    SPACING 2.2 ;
  END M1
  LAYER M2
    WIDTH 10.0 ;
    SPACING 2.2 ;
  END M2
  LAYER M3
    WIDTH 11.0 ;
    SPACING 3.2 ;
  END M3
  VIA nd1VIA12
    FOREIGN IN1X 0.0 0.0 N ;
    RESISTANCE 0.2 ;
    LAYER M1 ;
      RECT -3 -3 3 3 ;
    LAYER V1 ;
      RECT -1.0 -1.0 1.0 1.0 ;
    LAYER M2 ;
      RECT -3 -3 3 3 ;
  END nd1VIA12
  VIA nd1VIA23
    LAYER M2 ;
      RECT -2.2 -2.2 2.2 2.2 ;
    LAYER V2 ;
      RECT -0.8 -0.8 0.8 0.8 ;
    LAYER M3 ;
      RECT -2.0 -2.0 2.0 2.0 ;
  END nd1VIA23
END RULE1

SITE CORE
  CLASS CORE ;
  SIZE 0.7 BY 8.4 ;
END  CORE

SITE FSITE 
  CLASS CORE ;
  SIZE 4.0 BY 7.0 ;
END FSITE

SITE LSITE 
  CLASS CORE ;
  SIZE 6.0 BY 7.0 ;
END LSITE

SITE ARRAYSITE
  CLASS CORE ;
  ROWPATTERN FSITE N LSITE N LSITE FS ;
  SIZE 16.0 BY 7.0 ;
END ARRAYSITE

MACRO A
  SIZE 67.2 BY 24 ;

  PIN A
  END A

  PIN B
  END B

  PIN C
  END C

  PIN Z
  END Z

  PIN PA1
  END PA1

  PIN PA2
  END PA2
END A

MACRO B
  EEQ A ;
  SIZE 67.2 BY 24 ;

  PIN A
  END A

  PIN B
  END B

  PIN C
  END C

  PIN Z
  END Z

  PIN PA1
  END PA1

  PIN PA2
  END PA2
END B

MACRO CHK3A
  SIZE 100 BY 100 ;
  PIN GND
  END GND
  PIN VDD
  END VDD
  PIN PA3
  END PA3
  PIN PA0
  END PA0
  PIN PA2
  END PA2
  PIN PA10
  END PA10
  PIN PA1
  END PA1
END CHK3A

END LIBRARY