time_sim.sdf

台湾全华科技VHDL教材实例

        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N480_XUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N480_COUTUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N482_XORG_132)
        (DELAY
          (ABSOLUTE
            (PORT I0 (121:121:121) (121:121:121))
            (PORT I1 (433:433:433) (433:433:433))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N482_CYMUXG_133)
        (DELAY
          (ABSOLUTE
            (PORT IB (57:57:57) (57:57:57))
            (PORT SEL (1259:1259:1259) (1259:1259:1259))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N482_G)
        (DELAY
          (ABSOLUTE
            (PORT ADR3 (2642:2642:2642) (2642:2642:2642))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N482_F)
        (DELAY
          (ABSOLUTE
            (PORT ADR0 (1974:1974:1974) (1974:1974:1974))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N482_XORF_134)
        (DELAY
          (ABSOLUTE
            (PORT I0 (106:106:106) (106:106:106))
            (PORT I1 (198:198:198) (198:198:198))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N482_CYMUXF_135)
        (DELAY
          (ABSOLUTE
            (PORT IB (52:52:52) (52:52:52))
            (PORT SEL (1067:1067:1067) (1067:1067:1067))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N482_YUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N482_XUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N482_COUTUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N484_XORG_137)
        (DELAY
          (ABSOLUTE
            (PORT I0 (121:121:121) (121:121:121))
            (PORT I1 (433:433:433) (433:433:433))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N484_CYMUXG_138)
        (DELAY
          (ABSOLUTE
            (PORT IB (57:57:57) (57:57:57))
            (PORT SEL (1259:1259:1259) (1259:1259:1259))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N484_G)
        (DELAY
          (ABSOLUTE
            (PORT ADR1 (2601:2601:2601) (2601:2601:2601))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N484_F)
        (DELAY
          (ABSOLUTE
            (PORT ADR2 (1862:1862:1862) (1862:1862:1862))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N484_XORF_139)
        (DELAY
          (ABSOLUTE
            (PORT I0 (106:106:106) (106:106:106))
            (PORT I1 (198:198:198) (198:198:198))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N484_CYMUXF_140)
        (DELAY
          (ABSOLUTE
            (PORT IB (52:52:52) (52:52:52))
            (PORT SEL (1067:1067:1067) (1067:1067:1067))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N484_YUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N484_XUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N484_COUTUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N486_XORG_142)
        (DELAY
          (ABSOLUTE
            (PORT I0 (121:121:121) (121:121:121))
            (PORT I1 (433:433:433) (433:433:433))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N486_CYMUXG_143)
        (DELAY
          (ABSOLUTE
            (PORT IB (57:57:57) (57:57:57))
            (PORT SEL (1259:1259:1259) (1259:1259:1259))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N486_G)
        (DELAY
          (ABSOLUTE
            (PORT ADR2 (2485:2485:2485) (2485:2485:2485))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N486_F)
        (DELAY
          (ABSOLUTE
            (PORT ADR1 (1937:1937:1937) (1937:1937:1937))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N486_XORF_144)
        (DELAY
          (ABSOLUTE
            (PORT I0 (106:106:106) (106:106:106))
            (PORT I1 (198:198:198) (198:198:198))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N486_CYMUXF_145)
        (DELAY
          (ABSOLUTE
            (PORT IB (52:52:52) (52:52:52))
            (PORT SEL (1067:1067:1067) (1067:1067:1067))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N486_YUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N486_XUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N486_COUTUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N488_XORG_147)
        (DELAY
          (ABSOLUTE
            (PORT I0 (121:121:121) (121:121:121))
            (PORT I1 (433:433:433) (433:433:433))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N488_CYMUXG_148)
        (DELAY
          (ABSOLUTE
            (PORT IB (57:57:57) (57:57:57))
            (PORT SEL (1259:1259:1259) (1259:1259:1259))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N488_G)
        (DELAY
          (ABSOLUTE
            (PORT ADR1 (1750:1750:1750) (1750:1750:1750))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N488_F)
        (DELAY
          (ABSOLUTE
            (PORT ADR2 (2244:2244:2244) (2244:2244:2244))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N488_XORF_149)
        (DELAY
          (ABSOLUTE
            (PORT I0 (106:106:106) (106:106:106))
            (PORT I1 (198:198:198) (198:198:198))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N488_CYMUXF_150)
        (DELAY
          (ABSOLUTE
            (PORT IB (52:52:52) (52:52:52))
            (PORT SEL (1067:1067:1067) (1067:1067:1067))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N488_YUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N488_XUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N488_COUTUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N490_XORG_152)
        (DELAY
          (ABSOLUTE
            (PORT I0 (121:121:121) (121:121:121))
            (PORT I1 (433:433:433) (433:433:433))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N490_G)
        (DELAY
          (ABSOLUTE
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N490_F)
        (DELAY
          (ABSOLUTE
            (PORT ADR1 (2947:2947:2947) (2947:2947:2947))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N490_XORF_153)
        (DELAY
          (ABSOLUTE
            (PORT I0 (106:106:106) (106:106:106))
            (PORT I1 (198:198:198) (198:198:198))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N490_CYMUXF_154)
        (DELAY
          (ABSOLUTE
            (PORT IB (52:52:52) (52:52:52))
            (PORT SEL (1067:1067:1067) (1067:1067:1067))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N490_YUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE UFLT2FIX_N490_XUSED)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (417:417:417) (417:417:417))
          )
        )
  )
  (CELL
    (CELLTYPE "X_XOR2")
      (INSTANCE UFLT2FIX_N647_XORG_156)
        (DELAY
          (ABSOLUTE
            (PORT I0 (121:121:121) (121:121:121))
            (PORT I1 (433:433:433) (433:433:433))
            (IOPATH I0 O (0:0:0) (0:0:0))
            (IOPATH I1 O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_MUX2")
      (INSTANCE UFLT2FIX_N647_CYMUXG_157)
        (DELAY
          (ABSOLUTE
            (PORT IB (57:57:57) (57:57:57))
            (PORT SEL (1259:1259:1259) (1259:1259:1259))
            (IOPATH IA O (0:0:0) (0:0:0))
            (IOPATH IB O (0:0:0) (0:0:0))
            (IOPATH SEL O (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N647_G)
        (DELAY
          (ABSOLUTE
            (PORT ADR1 (1947:1947:1947) (1947:1947:1947))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1 O (321:321:321) (321:321:321))
            (IOPATH ADR2 O (321:321:321) (321:321:321))
            (IOPATH ADR3 O (321:321:321) (321:321:321))
          )
        )
  )
  (CELL
    (CELLTYPE "X_LUT4")
      (INSTANCE UFLT2FIX_N647_F)
        (DELAY
          (ABSOLUTE
            (PORT ADR3 (2472:2472:2472) (2472:2472:2472))
            (IOPATH ADR0 O (321:321:321) (321:321:321))
            (IOPATH ADR1