USB接口模块在机顶盒中的集成和文件操作函数的实现

The Integration of USB Interface Module on STB and the Implementation of File Manipulation Function

介绍了USB模块的性能、管脚定义以及与LSI方案机顶盒SC2 0 0 0芯片的具体硬件连接 ,总结了实现文件操作的基本思想 。

This article introduces the capability of USB module, the definition of pin and the concrete connection of hardware with SC2000 CMOS chip of the STB of LSI project. Moreover, it sums up the fundamental thinking of realizing files, and it illustrates establishing and writing files to illuminate the function method of realizing file implementation.