2014年6月26日

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(305) 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(593) 评论(0) 推荐(0)

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