frequency.tan.summary

CPLD控制交通灯程序

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Timing Analyzer Summary
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Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 116.000 ns
From           : 74390:3|31
To             : clk1
From Clock     : clk4m
To Clock       : --
Failed Paths   : 0

Type           : Clock Setup: 'clk4m'
Slack          : N/A
Required Time  : None
Actual Time    : 25.64 MHz ( period = 39.000 ns )
From           : 74390:1|5
To             : 74390:1|3
From Clock     : clk4m
To Clock       : clk4m
Failed Paths   : 0

Type           : Clock Hold: 'clk4m'
Slack          : Not operational: Clock Skew > Data Delay
Required Time  : None
Actual Time    : N/A
From           : 74390:3|32
To             : 74390:3|32
From Clock     : clk4m
To Clock       : clk4m
Failed Paths   : 12

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 12

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