key.tan.summary

键盘接口电路的一个工程---包括vhdl源程序和编译后产生的相关文件

--------------------------------------------------------------------------------------
Timing Analyzer Summary
--------------------------------------------------------------------------------------

Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 1.642 ns
From           : keyin[2]
To             : keydecoder_deb:inst2|keyvalue[0]
From Clock     : --
To Clock       : keyin[3]
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 15.496 ns
From           : keydecoder_deb:inst2|keyvalue[0]
To             : keyvalue[0]
From Clock     : clk
To Clock       : --
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : 5.796 ns
From           : keyin[0]
To             : keydecoder_deb:inst2|keyvalue[1]
From Clock     : --
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'clk'
Slack          : N/A
Required Time  : None
Actual Time    : Restricted to 405.19 MHz ( period = 2.468 ns )
From           : clk_gen:inst1|cnt[1]
To             : clk_gen:inst1|cnt[4]
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           : keyscan:inst|keydrv[0]
To             : keydecoder_deb:inst2|keyvalue[0]
From Clock     : clk
To Clock       : clk
Failed Paths   : 14

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 14

--------------------------------------------------------------------------------------