clkscan3.tan.summary

采用Quartus2编写的数码管扫描显示电路 共有三个电路 电路1：当按下启动计时按钮时

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 9.750 ns
From           : reset
To             : button:inst9|signal
From Clock     : 
To Clock       : clk
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 16.053 ns
From           : clkscan:inst7|data[2]
To             : out[1]
From Clock     : clk
To Clock       : 
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : -5.952 ns
From           : start
To             : button:inst5|cnt[0]~reg0
From Clock     : 
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'clk'
Slack          : N/A
Required Time  : None
Actual Time    : 14.53 MHz ( period = 68.818 ns )
From           : timer:inst6|hour[5]
To             : clkscan:inst7|data[1]
From Clock     : clk
To Clock       : clk
Failed Paths   : 0

Type           : Clock Hold: 'clk'
Slack          : Not operational: Clock Skew > Data Delay
Required Time  : None
Actual Time    : N/A
From           : button:inst9|signal
To             : timer:inst6|h_clk
From Clock     : clk
To Clock       : clk
Failed Paths   : 1

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 1

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