time_sim.sdf

实用的程序代码

(DELAYFILE
  (SDFVERSION "2.1")
  (DESIGN "GATE_REDUCE")
  (DATE "Tue Jan  6 16:38:45 1998")
  (VENDOR "Xilinx")
  (PROGRAM "Xilinx VHDL SDF writer")
  (VERSION "M1.4.12")
  (DIVIDER /)
  (VOLTAGE 5.00:5.00:5.00)
  (PROCESS "best=1.0:nom=1.0:worst=1.0")
  (TEMPERATURE 25.00:25.00:25.00)
  (TIMESCALE 1ps)
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U144)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U145)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U146)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U148)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U149)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U150)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U153)
    (DELAY
      (ABSOLUTE
        (PORT I  (1374:1374:1374) (1374:1374:1374))
        (IOPATH I O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U154)
    (DELAY
      (ABSOLUTE
        (PORT I  (1381:1381:1381) (1381:1381:1381))
        (IOPATH I O  (2420:2420:2420) (2420:2420:2420))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U155)
    (DELAY
      (ABSOLUTE
        (PORT I  (1328:1328:1328) (1328:1328:1328))
        (IOPATH I O  (2420:2420:2420) (2420:2420:2420))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_0_ST_INT_REG)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1253:1253:1253) (1253:1253:1253))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))
        (PORT CE  (4025:4025:4025) (4025:4025:4025))
        (IOPATH SET O  (0:0:0) (0:0:0))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (0:0:0) (0:0:0))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge CE) (posedge CLK) (0:0:0))
      (SETUP (negedge CE) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge RST) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (0:0:0))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (0:0:0))
      (WIDTH (posedge RST)  (4000:4000:4000))
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U158)
    (DELAY
      (ABSOLUTE
        (PORT I  (1486:1486:1486) (1486:1486:1486))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U159)
    (DELAY
      (ABSOLUTE
        (PORT I  (2348:2348:2348) (2348:2348:2348))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U161)
    (DELAY
      (ABSOLUTE
        (PORT I  (2726:2726:2726) (2726:2726:2726))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U162)
    (DELAY
      (ABSOLUTE
        (PORT I  (1934:1934:1934) (1934:1934:1934))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_0_ECNT_E_REG)
    (DELAY
      (ABSOLUTE
        (PORT I  (820:820:820) (820:820:820))
        (PORT CLK  (1247:1247:1247) (1247:1247:1247))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))
        (PORT CE  (3667:3667:3667) (3667:3667:3667))
        (IOPATH SET O  (0:0:0) (0:0:0))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (0:0:0) (0:0:0))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge CE) (posedge CLK) (0:0:0))
      (SETUP (negedge CE) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (0:0:0))
      (HOLD (negedge RST) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (0:0:0))
      (WIDTH (posedge RST)  (4000:4000:4000))
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U164)
    (DELAY
      (ABSOLUTE
        (PORT I  (2108:2108:2108) (2108:2108:2108))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U165)
    (DELAY
      (ABSOLUTE
        (PORT I  (1954:1954:1954) (1954:1954:1954))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U167)
    (DELAY
      (ABSOLUTE
        (PORT I  (1693:1693:1693) (1693:1693:1693))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U168)
    (DELAY
      (ABSOLUTE
        (PORT I  (1937:1937:1937) (1937:1937:1937))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_0_ZCNT_REG_6_Q)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1247:1247:1247) (1247:1247:1247))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))
        (PORT CE  (5501:5501:5501) (5501:5501:5501))
        (IOPATH SET O  (0:0:0) (0:0:0))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (0:0:0) (0:0:0))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge CE) (posedge CLK) (0:0:0))
      (SETUP (negedge CE) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge RST) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (0:0:0))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (0:0:0))
      (WIDTH (posedge RST)  (4000:4000:4000))
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_1_ST_INT_REG)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1235:1235:1235) (1235:1235:1235))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))
        (PORT CE  (4664:4664:4664) (4664:4664:4664))
        (IOPATH SET O  (0:0:0) (0:0:0))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (0:0:0) (0:0:0))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge CE) (posedge CLK) (0:0:0))
      (SETUP (negedge CE) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (0:0:0))
      (HOLD (negedge RST) (posedge CLK) (0:0:0))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (0:0:0))
      (WIDTH (posedge RST)  (4000:4000:4000))
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U173)
    (DELAY
      (ABSOLUTE
        (PORT I  (2340:2340:2340) (2340:2340:2340))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_1_ECNT_E_REG)
    (DELAY
      (ABSOLUTE
        (PORT I  (820:820:820) (820:820:820))
        (PORT CLK  (1235:1235:1235) (1235:1235:1235))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))
        (PORT CE  (3610:3610:3610) (3610:3610:3610))
        (IOPATH SET O  (0:0:0) (0:0:0))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (0:0:0) (0:0:0))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge CE) (posedge CLK) (0:0:0))
      (SETUP (negedge CE) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (0:0:0))
      (HOLD (negedge RST) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (0:0:0))
      (WIDTH (posedge RST)  (4000:4000:4000))
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U175)
    (DELAY
      (ABSOLUTE
        (PORT I  (1667:1667:1667) (1667:1667:1667))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_1_ECNT_REG_4_Q)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1266:1266:1266) (1266:1266:1266))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))
        (PORT CE  (4579:4579:4579) (4579:4579:4579))
        (IOPATH SET O  (0:0:0) (0:0:0))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (0:0:0) (0:0:0))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge CE) (posedge CLK) (0:0:0))
      (SETUP (negedge CE) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (0:0:0))
      (HOLD (negedge RST) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (0:0:0))
      (WIDTH (posedge RST)  (4000:4000:4000))
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U178)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U179)
    (DELAY
      (ABSOLUTE
        (PORT I0  (0:0:0) (0:0:0))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (1565:1565:1565) (1565:1565:1565))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_AND2")
    (INSTANCE U180)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2245:2245:2245) (2245:2245:2245))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (1650:1650:1650) (1650:1650:1650))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_AND2")
    (INSTANCE U181)
    (DELAY
      (ABSOLUTE
        (PORT I0  (0:0:0) (0:0:0))
        (IOPATH I0 O  (1600:1600:1600) (1600:1600:1600))
        (PORT I1  (4164:4164:4164) (4164:4164:4164))
        (IOPATH I1 O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U182)
    (DELAY
      (ABSOLUTE
        (PORT I  (1744:1744:1744) (1744:1744:1744))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U183)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1307:1307:1307) (1307:1307:1307))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_AND2")
    (INSTANCE U184)
    (DELAY
      (ABSOLUTE
        (PORT I0  (0:0:0) (0:0:0))
        (IOPATH I0 O  (1600:1600:1600) (1600:1600:1600))
        (PORT I1  (1607:1607:1607) (1607:1607:1607))
        (IOPATH I1 O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE I_0_E2RQ_REG)
    (DELAY
      (ABSOLUTE
        (PORT I  (820:820:820) (820:820:820))
        (PORT CLK  (1228:1228:1228) (1228:1228:1228))
        (IOPATH CLK O  (2820:2820:2820) (0:0:0))