time_sim.sdf

台湾全华科技VHDL教材实例

// The TEMPERATURE and VOLTAGE fields in the SDF file produced by Xilinx are currently
// not implemented.  These fields are place holders.  These fields will be implemented
// in a future release.
(DELAYFILE
  (SDFVERSION "2.1")
  (DESIGN "FltAdder")
  (DATE "Wed Jun 21 23:03:43 2000 ")
  (VENDOR "Xilinx")
  (PROGRAM "Xilinx VHDL SDF writer")
  (VERSION "C.18")
  (DIVIDER /)
  (VOLTAGE 4.75:4.75:4.75)
  (PROCESS "best=1.0:nom=1.0:worst=1.0")
  (TEMPERATURE 85:85:85)
  (TIMESCALE 1 ps)
  (CELL
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      (INSTANCE DINB_18_INBUF)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINB_18_IMUX)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINB_26_INBUF)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
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      (INSTANCE DINB_26_IMUX)
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          (ABSOLUTE
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        )
  )
  (CELL
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      (INSTANCE DINB_19_INBUF)
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          (ABSOLUTE
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        )
  )
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  )
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        )
  )
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        (DELAY
          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
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  )
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      (INSTANCE DINB_28_INBUF)
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        )
  )
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            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
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        (DELAY
          (ABSOLUTE
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  (CELL
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        (DELAY
          (ABSOLUTE
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            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
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  (CELL
    (CELLTYPE "X_TRI")
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        (DELAY
          (ABSOLUTE
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            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
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  (CELL
    (CELLTYPE "X_TRI")
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        (DELAY
          (ABSOLUTE
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          )
        )
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  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_22_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
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          )
        )
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  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_30_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6408:6408:6408) (6408:6408:6408))
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            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
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  (CELL
    (CELLTYPE "X_CKBUF")
      (INSTANCE CLK_BUF)
        (DELAY
          (ABSOLUTE
            (PORT I (0:0:0) (0:0:0))
            (IOPATH I O (837:837:837) (837:837:837))
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        )
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  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_15_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (7837:7837:7837) (7837:7837:7837))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
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  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_23_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (7008:7008:7008) (7008:7008:7008))
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            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_31_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (7994:7994:7994) (7994:7994:7994))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_16_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6782:6782:6782) (6782:6782:6782))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_24_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (7188:7188:7188) (7188:7188:7188))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_17_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6816:6816:6816) (6816:6816:6816))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_25_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6951:6951:6951) (6951:6951:6951))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_18_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (8162:8162:8162) (8162:8162:8162))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_26_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6408:6408:6408) (6408:6408:6408))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_19_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (7829:7829:7829) (7829:7829:7829))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_27_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6727:6727:6727) (6727:6727:6727))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_0_INBUF)
        (DELAY
          (ABSOLUTE
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          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_0_IMUX)
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          (ABSOLUTE
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          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_28_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6757:6757:6757) (6757:6757:6757))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_1_INBUF)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_1_IMUX)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
          )
        )
  )
  (CELL
    (CELLTYPE "X_TRI")
      (INSTANCE DOUT_29_OUTBUF_GTS_TRI)
        (DELAY
          (ABSOLUTE
            (PORT I (6757:6757:6757) (6757:6757:6757))
            (IOPATH I O (0:0:0) (0:0:0))
            (IOPATH CTL O (0:0:0) (0:0:0) (0:0:0))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_2_INBUF)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_2_IMUX)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_3_INBUF)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_3_IMUX)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_10_INBUF)
        (DELAY
          (ABSOLUTE
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          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
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          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
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        )
  )
  (CELL
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      (INSTANCE DINB_0_INBUF)
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          (ABSOLUTE
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          )
        )
  )
  (CELL
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          (ABSOLUTE
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          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_4_INBUF)
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          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
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  (CELL
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          (ABSOLUTE
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        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_11_INBUF)
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          (ABSOLUTE
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          )
        )
  )
  (CELL
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          (ABSOLUTE
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  (CELL
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        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
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          (ABSOLUTE
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        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_5_INBUF)
        (DELAY
          (ABSOLUTE
            (IOPATH I O (827:827:827) (827:827:827))
          )
        )
  )
  (CELL
    (CELLTYPE "X_BUF")
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          (ABSOLUTE
            (IOPATH I O (162:162:162) (162:162:162))
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        )
  )
  (CELL
    (CELLTYPE "X_BUF")
      (INSTANCE DINA_12_INBUF)
        (DELAY
          (ABSOLUTE