公开课链接:http://www.chinesemooc.org/kvideo.php?do=course_progress&kvideoid=4392&classesid=1967
10.1 输入输出接口的基本功能
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10.2 输入输出接口的编地方式
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10.3 输入输出的控制方式
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10.4 中断控制方式
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10.5 外部中断的处理过程
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可编程中断控制器 PIC
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10.6 直接存储器的访问方式
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Direct Memory Access (DMA)
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公开课链接:http://www.chinesemooc.org/kvideo.php?do=course_progress&kvideoid=4392&classesid=1967
可编程中断控制器 PIC
Direct Memory Access (DMA)