time_sim.sdf

实用的程序代码

(DELAYFILE
  (SDFVERSION "2.1")
  (DESIGN "IF_CASE")
  (DATE "Tue Jan  6 16:18:05 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 U117)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U118)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U119)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U120)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U121)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U122)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U123)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U124)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U125)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (2050:2050:2050) (2050:2050:2050))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U129)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE U130)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1651:1651:1651) (1651:1651:1651))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (1255:1255:1255) (1255:1255:1255))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U131)
    (DELAY
      (ABSOLUTE
        (PORT I0  (0:0:0) (0:0:0))
        (IOPATH I0 O  (1600:1600:1600) (1600:1600:1600))
        (PORT I1  (2249:2249:2249) (2249:2249:2249))
        (IOPATH I1 O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U132)
    (DELAY
      (ABSOLUTE
        (PORT I0  (3382:3382:3382) (3382:3382:3382))
        (IOPATH I0 O  (1600:1600:1600) (1600:1600:1600))
        (PORT I1  (1233:1233:1233) (1233:1233:1233))
        (IOPATH I1 O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U133)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1080:1080:1080) (1080:1080:1080))
        (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_OR2")
    (INSTANCE U134)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1389:1389:1389) (1389:1389:1389))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (1067:1067:1067) (1067:1067:1067))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U135)
    (DELAY
      (ABSOLUTE
        (PORT I0  (0:0:0) (0:0:0))
        (IOPATH I0 O  (1600:1600:1600) (1600:1600:1600))
        (PORT I1  (2111:2111:2111) (2111:2111:2111))
        (IOPATH I1 O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U136)
    (DELAY
      (ABSOLUTE
        (PORT I  (1992:1992:1992) (1992:1992:1992))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U137)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1233:1233:1233) (1233:1233:1233))
        (IOPATH I0 O  (1600:1600:1600) (1600:1600:1600))
        (PORT I1  (0:0:0) (0:0:0))
        (IOPATH I1 O  (1600:1600:1600) (1600:1600:1600))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U138)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1078:1078:1078) (1078:1078:1078))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (1348:1348:1348) (1348:1348:1348))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U139)
    (DELAY
      (ABSOLUTE
        (PORT I  (1772:1772:1772) (1772:1772:1772))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE U141)
    (DELAY
      (ABSOLUTE
        (PORT I0  (1078:1078:1078) (1078:1078:1078))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (1348:1348:1348) (1348:1348:1348))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE U142)
    (DELAY
      (ABSOLUTE
        (PORT I  (1772:1772:1772) (1772:1772:1772))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DEC_Q_REG_5_1I11_FF)
    (DELAY
      (ABSOLUTE
        (PORT I  (4843:4843:4843) (4843:4843:4843))
        (PORT CLK  (1228:1228:1228) (1228:1228:1228))
        (IOPATH CLK O  (7030:7030:7030) (7030:7030:7030))
        (IOPATH SET O  (7030:7030:7030) (7030:7030:7030))
        (PORT RST  (1970:1970:1970) (1970:1970:1970))
        (IOPATH RST O  (7030:7030:7030) (7030:7030:7030))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (500:500:500))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (500:500:500))
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE DEC_Q_REG_5_1I11_OBUF)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE DEC_Q_REG_5_1I11_OBUF_GTS_TRI_0)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DEC_Q_REG_4_1I11_FF)
    (DELAY
      (ABSOLUTE
        (PORT I  (5032:5032:5032) (5032:5032:5032))
        (PORT CLK  (1228:1228:1228) (1228:1228:1228))
        (IOPATH CLK O  (7030:7030:7030) (7030:7030:7030))
        (IOPATH SET O  (7030:7030:7030) (7030:7030:7030))
        (PORT RST  (1970:1970:1970) (1970:1970:1970))
        (IOPATH RST O  (7030:7030:7030) (7030:7030:7030))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (500:500:500))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (500:500:500))
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE DEC_Q_REG_4_1I11_OBUF)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE DEC_Q_REG_4_1I11_OBUF_GTS_TRI_1)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DEC_Q_REG_3_1I11_FF)
    (DELAY
      (ABSOLUTE
        (PORT I  (4755:4755:4755) (4755:4755:4755))
        (PORT CLK  (1228:1228:1228) (1228:1228:1228))
        (IOPATH CLK O  (7030:7030:7030) (7030:7030:7030))
        (IOPATH SET O  (7030:7030:7030) (7030:7030:7030))
        (PORT RST  (1970:1970:1970) (1970:1970:1970))
        (IOPATH RST O  (7030:7030:7030) (7030:7030:7030))
      )
    )
    (TIMINGCHECK
      (WIDTH (posedge CLK)  (4000:4000:4000))
      (WIDTH (negedge CLK)  (4000:4000:4000))
      (SETUP (posedge I) (posedge CLK) (0:0:0))
      (SETUP (negedge I) (posedge CLK) (0:0:0))
      (HOLD (posedge CE) (posedge CLK) (500:500:500))
      (HOLD (posedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge I) (posedge CLK) (0:0:0))
      (HOLD (negedge CE) (posedge CLK) (500:500:500))
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE DEC_Q_REG_3_1I11_OBUF)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE DEC_Q_REG_3_1I11_OBUF_GTS_TRI_2)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DEC_Q_REG_2_1I11_FF)
    (DELAY
      (ABSOLUTE