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Ansys Learning Forum Forums AIS China 电子产品 时域仿真波形叠加眼图时的Auto Delay是什么意思? Reply To: 时域仿真波形叠加眼图时的Auto Delay是什么意思?

Yang Zhao
Ansys Employee

1)勾选Auto Delay之后软件会自动把眼图放在最中间,手动设置的Delay就不起作用了;一般想把DataCLK放在一张图中时都不勾选该选项,在Source设置了Delay这里的Delay Value就不用设置;

2 Auto compute cross amplitude Auto compute eye measurement point都建议按照默认的勾选上:

·        AutoComputeCrossAmplitude:勾选上软件会自动根据高低电平的平均值来计算测量眼图眼宽的幅度位置;

·        AutoComputeEyeMeasurementPoint:勾选上软件会自动计算眼图测量眼高的上下边沿Cross的时间位置