【摘要】 文章讲述了通用串行总线(USB)是一种正在迅速发展的高速外设总线,它具有扩展性、智能化、易于使用等特点。然后以USB系统结构为基础,重点讨论了USB通讯的过程。最后以 USB大容量存储器为实例进行了软、硬件的设计。更多还原

【Abstract】 This paper presents USB,standing for Universal Serial Bus,an emerging external bus employed in connecting peripherals with PC. In USB system,it is intelligent and expansive as well as reducing the complexity of development of new peripherals. Then, this paper puts more emphases on the process of communication based on USB system architecture. Finally,as the USB mass storage device for example,the paper prescribes its design application of software and hardware.更多还原