求助：如何测试USB2.0眼图

lovesunny1018

最近给客户做的东西，客户需提交眼图报告，要求我们提供以下信息，
4 S6 f! k; o8 C( o. X0 t测试需求，标准，方法，测试过程，评价结果
$ ?3 ?; n' `( C; y5 h2 y: ~有没有哪位大神有相关经验，请发一份报告我参照一下，谢谢！

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alex20132013

Oscilloscope: In general, the oscilloscope can measure the eye diagram, you can inform the customer is the wave model
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( o+ D- u2 `' u1 ^8 S$ ]$ f$ x& fTest Tool: passmark (https://www.passmark.com/products/usb2loopback.htm)
Passmark USB 2.0 & 3.0 Loopback Plug,

Test usb flash: usb flash model can be listed, Apacer usb AH-553 ..... and so on

Probably such a report to see customers can not accept

briantseng

找設備廠商幫忙量一量 最快