timing.twr

来自「基于xilinx ISE环境开发的VHDL的NAND flash ECC 实现,」· TWR 代码 · 共 16 行

Asterisk (*) preceding a constraint indicates it was not met.
   This may be due to a setup or hold violation.

------------------------------------------------------------------------------------------------------
  Constraint                                |  Check  | Worst Case |  Best Case | Timing |   Timing   
                                            |         |    Slack   | Achievable | Errors |    Score   
------------------------------------------------------------------------------------------------------
* TS_clk = PERIOD TIMEGRP "clk" 1.927 ns HI | SETUP   |    -0.301ns|     2.228ns|       8|        1395
  GH 50%                                    | HOLD    |     0.554ns|            |       0|           0
------------------------------------------------------------------------------------------------------


1 constraint not met.