基于SAA7214与SAA7215机顶盒的系统设计

Systematic Design of CATV STB Based On SAA7214 And SAA7215

本文介绍了PHILIPS公司推出的适合于交互式数字电视应用的SAA7214和SAA7215芯片的功能特点及结构。提出了二者相结合组成的交互式数字有线电视机顶盒的方案,并给出了具体的软件和硬件系统构成。

This paper introduces the function features and interfaces of PHILIPS semiconductors SAA7215 and SAA7215 chip,to fit in interactive digital TV applied.Then the paper raises the precept for the both chips group,and aiso gives the systematic construction.