随笔分类 -  USB

USB方向
摘要：Because the host is always the bus master, it is easy to remember USB direction: OUT means from the host to the device, and IN means from the device t... 阅读全文

posted @ 2014-06-26 10:38 oO龍飛Oo 阅读(309) 评论(0) 推荐(0)

cypress的EZ-USB对于USB的介绍
摘要：Host is MasterThis is a fundamental USB concept. There is exactly onemaster in a USB system: the host computer. USB devicesrespond to host requests. U... 阅读全文

posted @ 2014-06-26 10:04 oO龍飛Oo 阅读(596) 评论(0) 推荐(0)

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