本人在ISE综合工具是得到如下时序报告:
Minimum period: 6.761ns (Maximum Frequency: 147.913MHz)
Minimum input arrival time before clock:3.383
Maximum output required time after clock:6.293
Maximum combinational path delay: No path found
请教各位高手这四个变量是如何定义和解释的,他们之间有没有什么联系?