摘要
以AVR单片机ATmega128为微控制器和USB接口器件PDIUSBD12芯片为核心,设计了一种USB接口模块。介绍了设备的硬件实现及系统软件的体系结构,包括固件程序设计及驱动程序设计。实现了USB设备与主机之间的高速数据传输。
Designed a USB interface module based on AVR microcontroller ATmega128 and USB interface chip PDIUSBD12 as the core. Intruduced its hardware realization and its system software structure, including the design of firmware program and the design of driver program. Achieved the high transmission between the USB devices and the hoster.
出处
《铁路计算机应用》
2009年第5期53-56,共4页
Railway Computer Application
关键词
AVR
USB
固件
通讯模块
AVR
Universal Serial Bus
firmware
communication module
