i2c.tan.summary

vhdl的很多例子

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 8.483 ns
From           : sda
To             : i2c_test:inst|sda_buf
From Clock     : --
To Clock       : clk
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 15.452 ns
From           : i2c_test:inst|qout[1]
To             : seg7[1]
From Clock     : clk
To Clock       : --
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : -1.611 ns
From           : sda
To             : i2c_test:inst|readData_reg[0]
From Clock     : --
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'clk'
Slack          : N/A
Required Time  : None
Actual Time    : 75.11 MHz ( period = 13.313 ns )
From           : i2c_test:inst|inner_state[0]
To             : i2c_test:inst|sda_buf
From Clock     : clk
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'write'
Slack          : N/A
Required Time  : None
Actual Time    : Restricted to 304.04 MHz ( period = 3.289 ns )
From           : i2c_t:inst4|counter[0]
To             : i2c_t:inst4|counter[2]
From Clock     : write
To Clock       : write
Failed Paths   : 0

Type           : Clock Hold: 'clk'
Slack          : Not operational: Clock Skew > Data Delay
Required Time  : None
Actual Time    : N/A
From           : i2c_test:inst|readData_reg[0]
To             : i2c_test:inst|qout[1]
From Clock     : clk
To Clock       : clk
Failed Paths   : 70

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 70

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