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USB superspeed peripherals Forum Discussions

QiXi_1252501
Level 2
Level 2

CYUSB3014 RAM显示烧写成功后,缺不再枚举,技术支持让我更换芯片后,问题依旧,请问是否还有别的方式可以查找问题?

之前的问题情况    https://community.cypress.com/message/203288#203288

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YiZ_31
Moderator
Moderator
Moderator
1000 replies posted 750 replies posted 500 replies posted

您好,

我这边的demo板烧写您的程序后显示“The USB device returned an invalid USB configuration descriptor.” 您那边也有类似情况吗?

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我是自己画的板子,之前的板子同样的程序验证过没问题,新设计的板子就出问题了,一直没找到原因。你说的这种情况我没出现,我显示烧写成功后,就没任何反应了

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