a8254top.tan.summary

自己编写的8254计数器／计时器

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

Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 3.696 ns
From           : data[2]
To             : mode_reg:a8254_1|mode_choice[1]
From Clock     : --
To Clock       : adrs[1]
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 8.591 ns
From           : cnt_main_part:a8254_3|out_sgnl[1]
To             : out_sgnl[1]
From Clock     : adrs[0]
To Clock       : --
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : 0.167 ns
From           : data[3]
To             : mode_reg:a8254_1|mode_choice[2]
From Clock     : --
To Clock       : adrs[0]
Failed Paths   : 0

Type           : Clock Setup: 'adrs[0]'
Slack          : N/A
Required Time  : None
Actual Time    : 251.26 MHz ( period = 3.980 ns )
From           : mode_reg:a8254_1|mode_choice[2]
To             : cnt_main_part:a8254_3|out_sgnl[0]
From Clock     : adrs[0]
To Clock       : adrs[0]
Failed Paths   : 0

Type           : Clock Setup: 'nCS'
Slack          : N/A
Required Time  : None
Actual Time    : 251.26 MHz ( period = 3.980 ns )
From           : mode_reg:a8254_1|mode_choice[2]
To             : cnt_main_part:a8254_3|out_sgnl[0]
From Clock     : nCS
To Clock       : nCS
Failed Paths   : 0

Type           : Clock Setup: 'nWR'
Slack          : N/A
Required Time  : None
Actual Time    : 251.26 MHz ( period = 3.980 ns )
From           : mode_reg:a8254_1|mode_choice[2]
To             : cnt_main_part:a8254_3|out_sgnl[0]
From Clock     : nWR
To Clock       : nWR
Failed Paths   : 0

Type           : Clock Setup: 'adrs[1]'
Slack          : N/A
Required Time  : None
Actual Time    : 251.26 MHz ( period = 3.980 ns )
From           : mode_reg:a8254_1|mode_choice[2]
To             : cnt_main_part:a8254_3|out_sgnl[0]
From Clock     : adrs[1]
To Clock       : adrs[1]
Failed Paths   : 0

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

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