i2c_fpga.tan.summary

FPGA EP2C5Q288C8 I2C 原码,测试OK 打开即用.

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 12.621 ns
From           : sda
To             : i2c:inst4|sda_buf
From Clock     : --
To Clock       : clk
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 15.074 ns
From           : i2c:inst4|seg_data[0]
To             : seg_data[0]
From Clock     : clk
To Clock       : --
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : -1.801 ns
From           : write
To             : i2c:inst4|main_state.10
From Clock     : --
To Clock       : clk
Failed Paths   : 0

Type           : Clock Setup: 'clk'
Slack          : N/A
Required Time  : None
Actual Time    : 107.56 MHz ( period = 9.297 ns )
From           : i2c:inst4|inner_state.fifth
To             : i2c:inst4|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 360.10 MHz ( period = 2.777 ns )
From           : i2c_test:inst1|counter[1]
To             : i2c_test:inst1|counter[3]
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:inst4|readData_reg[3]
To             : i2c:inst4|seg_data[2]
From Clock     : clk
To Clock       : clk
Failed Paths   : 77

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 77

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