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📁 该源码为xilinx ise教程的附带光盘源码
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    SLICE_X50Y29.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<9>
    SLICE_X50Y29.COUT    Tbyp                  0.120   cnt<10>
                                                       Mcount_cnt_cy<10>
                                                       Mcount_cnt_cy<11>
    SLICE_X50Y30.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<11>
    SLICE_X50Y30.COUT    Tbyp                  0.120   cnt<12>
                                                       Mcount_cnt_cy<12>
                                                       Mcount_cnt_cy<13>
    SLICE_X50Y31.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<13>
    SLICE_X50Y31.COUT    Tbyp                  0.120   cnt<14>
                                                       Mcount_cnt_cy<14>
                                                       Mcount_cnt_cy<15>
    SLICE_X50Y32.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<15>
    SLICE_X50Y32.COUT    Tbyp                  0.120   cnt<16>
                                                       Mcount_cnt_cy<16>
                                                       Mcount_cnt_cy<17>
    SLICE_X50Y33.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<17>
    SLICE_X50Y33.COUT    Tbyp                  0.120   cnt<18>
                                                       Mcount_cnt_cy<18>
                                                       Mcount_cnt_cy<19>
    SLICE_X50Y34.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<19>
    SLICE_X50Y34.COUT    Tbyp                  0.120   cnt<20>
                                                       Mcount_cnt_cy<20>
                                                       Mcount_cnt_cy<21>
    SLICE_X50Y35.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<21>
    SLICE_X50Y35.COUT    Tbyp                  0.120   cnt<22>
                                                       Mcount_cnt_cy<22>
                                                       Mcount_cnt_cy<23>
    SLICE_X50Y36.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<23>
    SLICE_X50Y36.COUT    Tbyp                  0.120   cnt<24>
                                                       Mcount_cnt_cy<24>
                                                       Mcount_cnt_cy<25>
    SLICE_X50Y37.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<25>
    SLICE_X50Y37.COUT    Tbyp                  0.120   cnt<26>
                                                       Mcount_cnt_cy<26>
                                                       Mcount_cnt_cy<27>
    SLICE_X50Y38.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<27>
    SLICE_X50Y38.COUT    Tbyp                  0.120   cnt<28>
                                                       Mcount_cnt_cy<28>
                                                       Mcount_cnt_cy<29>
    SLICE_X50Y39.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<29>
    SLICE_X50Y39.COUT    Tbyp                  0.120   cnt<30>
                                                       Mcount_cnt_cy<30>
                                                       Mcount_cnt_cy<31>
    SLICE_X50Y40.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<31>
    SLICE_X50Y40.COUT    Tbyp                  0.120   cnt<32>
                                                       Mcount_cnt_cy<32>
                                                       Mcount_cnt_cy<33>
    SLICE_X50Y41.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<33>
    SLICE_X50Y41.COUT    Tbyp                  0.120   cnt<34>
                                                       Mcount_cnt_cy<34>
                                                       Mcount_cnt_cy<35>
    SLICE_X50Y42.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<35>
    SLICE_X50Y42.CLK     Tcinck                1.005   cnt<36>
                                                       Mcount_cnt_cy<36>
                                                       Mcount_cnt_xor<37>
                                                       cnt_37
    -------------------------------------------------  ---------------------------
    Total                                      5.450ns (4.861ns logic, 0.589ns route)
                                                       (89.2% logic, 10.8% route)

--------------------------------------------------------------------------------
Slack:                  0.006ns (requirement - (data path - clock path skew + uncertainty))
  Source:               cnt_3 (FF)
  Destination:          cnt_37 (FF)
  Requirement:          5.452ns
  Data Path Delay:      5.446ns (Levels of Logic = 18)
  Clock Path Skew:      0.000ns
  Source Clock:         clk_BUFGP rising at 0.000ns
  Destination Clock:    clk_BUFGP rising at 5.452ns
  Clock Uncertainty:    0.000ns

  Maximum Data Path: cnt_3 to cnt_37
    Location             Delay type         Delay(ns)  Physical Resource
                                                       Logical Resource(s)
    -------------------------------------------------  -------------------
    SLICE_X50Y25.YQ      Tcko                  0.720   cnt<2>
                                                       cnt_3
    SLICE_X50Y25.G1      net (fanout=1)        0.912   cnt<3>
    SLICE_X50Y25.COUT    Topcyg                0.889   cnt<2>
                                                       Mcount_cnt_cy<3>
    SLICE_X50Y26.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<3>
    SLICE_X50Y26.COUT    Tbyp                  0.120   cnt<4>
                                                       Mcount_cnt_cy<4>
                                                       Mcount_cnt_cy<5>
    SLICE_X50Y27.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<5>
    SLICE_X50Y27.COUT    Tbyp                  0.120   cnt<6>
                                                       Mcount_cnt_cy<6>
                                                       Mcount_cnt_cy<7>
    SLICE_X50Y28.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<7>
    SLICE_X50Y28.COUT    Tbyp                  0.120   cnt<8>
                                                       Mcount_cnt_cy<8>
                                                       Mcount_cnt_cy<9>
    SLICE_X50Y29.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<9>
    SLICE_X50Y29.COUT    Tbyp                  0.120   cnt<10>
                                                       Mcount_cnt_cy<10>
                                                       Mcount_cnt_cy<11>
    SLICE_X50Y30.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<11>
    SLICE_X50Y30.COUT    Tbyp                  0.120   cnt<12>
                                                       Mcount_cnt_cy<12>
                                                       Mcount_cnt_cy<13>
    SLICE_X50Y31.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<13>
    SLICE_X50Y31.COUT    Tbyp                  0.120   cnt<14>
                                                       Mcount_cnt_cy<14>
                                                       Mcount_cnt_cy<15>
    SLICE_X50Y32.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<15>
    SLICE_X50Y32.COUT    Tbyp                  0.120   cnt<16>
                                                       Mcount_cnt_cy<16>
                                                       Mcount_cnt_cy<17>
    SLICE_X50Y33.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<17>
    SLICE_X50Y33.COUT    Tbyp                  0.120   cnt<18>
                                                       Mcount_cnt_cy<18>
                                                       Mcount_cnt_cy<19>
    SLICE_X50Y34.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<19>
    SLICE_X50Y34.COUT    Tbyp                  0.120   cnt<20>
                                                       Mcount_cnt_cy<20>
                                                       Mcount_cnt_cy<21>
    SLICE_X50Y35.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<21>
    SLICE_X50Y35.COUT    Tbyp                  0.120   cnt<22>
                                                       Mcount_cnt_cy<22>
                                                       Mcount_cnt_cy<23>
    SLICE_X50Y36.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<23>
    SLICE_X50Y36.COUT    Tbyp                  0.120   cnt<24>
                                                       Mcount_cnt_cy<24>
                                                       Mcount_cnt_cy<25>
    SLICE_X50Y37.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<25>
    SLICE_X50Y37.COUT    Tbyp                  0.120   cnt<26>
                                                       Mcount_cnt_cy<26>
                                                       Mcount_cnt_cy<27>
    SLICE_X50Y38.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<27>
    SLICE_X50Y38.COUT    Tbyp                  0.120   cnt<28>
                                                       Mcount_cnt_cy<28>
                                                       Mcount_cnt_cy<29>
    SLICE_X50Y39.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<29>
    SLICE_X50Y39.COUT    Tbyp                  0.120   cnt<30>
                                                       Mcount_cnt_cy<30>
                                                       Mcount_cnt_cy<31>
    SLICE_X50Y40.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<31>
    SLICE_X50Y40.COUT    Tbyp                  0.120   cnt<32>
                                                       Mcount_cnt_cy<32>
                                                       Mcount_cnt_cy<33>
    SLICE_X50Y41.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<33>
    SLICE_X50Y41.COUT    Tbyp                  0.120   cnt<34>
                                                       Mcount_cnt_cy<34>
                                                       Mcount_cnt_cy<35>
    SLICE_X50Y42.CIN     net (fanout=1)        0.000   Mcount_cnt_cy<35>
    SLICE_X50Y42.CLK     Tcinck                1.005   cnt<36>
                                                       Mcount_cnt_cy<36>
                                                       Mcount_cnt_xor<37>
                                                       cnt_37
    -------------------------------------------------  ---------------------------
    Total                                      5.446ns (4.534ns logic, 0.912ns route)
                                                       (83.3% logic, 16.7% route)

--------------------------------------------------------------------------------


1 constraint not met.


Data Sheet report:
-----------------
All values displayed in nanoseconds (ns)

Clock to Setup on destination clock clk
---------------+---------+---------+---------+---------+
               | Src:Rise| Src:Fall| Src:Rise| Src:Fall|
Source Clock   |Dest:Rise|Dest:Rise|Dest:Fall|Dest:Fall|
---------------+---------+---------+---------+---------+
clk            |    5.653|         |         |         |
---------------+---------+---------+---------+---------+


Timing summary:
---------------

Timing errors: 4  Score: 526

Constraints cover 1444 paths, 0 nets, and 134 connections

Design statistics:
   Minimum period:   5.653ns{1}   (Maximum frequency: 176.897MHz)


------------------------------------Footnotes-----------------------------------
1)  The minimum period statistic assumes all single cycle delays.

Analysis completed Tue Dec 12 08:57:13 2006
--------------------------------------------------------------------------------

Trace Settings:
-------------------------
Trace Settings 

Peak Memory Usage: 98 MB



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