An intelligent printer card is designed to reduce the main CPUs working load of digital bus protection, which is based on80386EX and used to implement the tasks of printing data processing and print.

为减轻微机母线主保护CPU的工作负荷，开发一个以80386ex为核心的智能打印板完成数据处理及打印任务。

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Then the printing data can be acquired efficiently. The testing results prove that this system has a good performance and is useful in information protection and computer forensics.

性能测试显示，该系统能快速有效地获取打印内容，适用于信息保护、电子取证等环境，具有较高的实用价值。

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