一个典型的CA过程包括三个基本要素：广播设备、机顶盒、安全模块。

A typical ca process involves three basic elements: the broadcast equipment, the set-top box, and the security module.

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介绍了智能可寻址广播系统的组成和特点，并讨论了控制软件的串口通信模块和数据管理模块的设计实现。

This paper introduces the components and features of the intellectual addressing broadcast system, and describes how to design the serial communication modular and data management modular.

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该模块不仅在本设计里可以使用，再其他的与视频相关的应用里也可以使用，稍加修改还能应用到音频设备或广播设备方面。

The module can be implemented in this design as well as other applications of video process. With slight modification, it can also be used in video audio devices.

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