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AN45471 - Create Your Own USB Vendor Commands Using FX2LP | 赛普拉斯半导体

AN45471 - Create Your Own USB Vendor Commands Using FX2LP

最近更新: 
2020 年 5 月 26 日
版本: 
*E

简介

Standard USB products, such as keyboards, mice, and disk drives, follow a class of devices defined by the USB Implementers Forum (USB-IF). These device classes provide the standardization that has helped make USB successful.

However, the architects of USB realized that not all devices would fit into a standard class. In addition, sometimes there are advantages to adding functionality to a class. To handle these situations, the architects created the “vendor-specific” request type.

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