fsq.tan.summary

很精典的一个分频程序

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 12.105 ns
From           : td1[2]
To             : fptd:u2|\label2:c[6]
From Clock     : 
To Clock       : clk
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 17.387 ns
From           : da_tran:u8|counter1[5]
To             : cs
From Clock     : clk
To Clock       : 
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : -1.112 ns
From           : w1
To             : xb:u7|outp[8]
From Clock     : 
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'clk'
Slack          : N/A
Required Time  : None
Actual Time    : 53.79 MHz ( period = 18.592 ns )
From           : da_tran:u8|counter1[5]
To             : piso:u9|tmp[3]
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           : xb:u7|outp[2]
To             : piso:u9|tmp[4]
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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