fd.tan.summary

这是一个键盘防抖动的C程序。该防抖动程序采用计数器型

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : -4.000 ns
From           : key
To             : lpm_counter:jsq_rtl_0|dffs[2]
From Clock     : 
To Clock       : clk
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 33.000 ns
From           : lpm_counter:jsq_rtl_0|dffs[1]
To             : keyout
From Clock     : clk
To Clock       : 
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : 13.000 ns
From           : key
To             : lpm_counter:jsq_rtl_0|dffs[1]
From Clock     : 
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'clk'
Slack          : N/A
Required Time  : None
Actual Time    : 47.62 MHz ( period = 21.000 ns )
From           : q[15]
To             : q[13]
From Clock     : clk
To Clock       : clk
Failed Paths   : 0

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 0

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