mycpu.tan.summary

Quartus II 5.0下写的一个单总线架构的CPU设计

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 10.644 ns
From           : kdata[4]
To             : 8cpu:92|lpm_ram_dq0:inst|altsyncram:altsyncram_component|altsyncram_rs21:auto_generated|ram_block1a7~porta_datain_reg4
From Clock     : 
To Clock       : CLK
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 25.171 ns
From           : 8cpu:92|alu:62|74273b:4|19
To             : count
From Clock     : CLK
To Clock       : 
Failed Paths   : 0

Type           : Worst-case tpd
Slack          : N/A
Required Time  : None
Actual Time    : 13.100 ns
From           : CLRN
To             : 0UPC
From Clock     : 
To Clock       : 
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : 10.927 ns
From           : kdata[2]
To             : 8cpu:92|pc:65|74161:8|f74161:sub|87
From Clock     : 
To Clock       : CLK
Failed Paths   : 0

Type           : Clock Setup: 'CLK'
Slack          : N/A
Required Time  : None
Actual Time    : 31.95 MHz ( period = 31.299 ns )
From           : 74273b:10|17
To             : 8cpu:92|lpm_ram_dq0:inst|altsyncram:altsyncram_component|altsyncram_rs21:auto_generated|ram_block1a7~porta_datain_reg4
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           : 8cpu:92|alu:62|74273b:11|13
To             : 8cpu:92|pc:65|74161:9|f74161:sub|99
From Clock     : CLK
To Clock       : CLK
Failed Paths   : 884

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 884

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