【摘要】 介绍了一种高速实时数据采集处理系统中的USB2.0接口的硬件、固件设计方案以及其驱动的实现。该系统采用ADSP-2188M数字信号处理器和ISP1581USB2.0设备接口芯片来实现系统与PC机之间的高速串行数据传输,提出了一种使用多芯片开发符合USB2.0规范的外设端通用数据传输模块的方法。更多还原

【Abstract】 The hardware of the USB2.0 interface,the design of the firmware and its driver in a high-speed and real-time data acquisition and processing system are introduced. ADSP-2188M DSP and ISP1581 USB2.0 interface chip are used in this system to realize the high speed serial data transmission between it and PC,and a universal data transmission module of peripheral equipment, using multichips, is presented according to the USB2.0 criterion.更多还原