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led-key

于 2012-06-07 发布 文件大小:19KB
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  在Linux操作系统和ARM嵌入式实验系统环境下,分析linux下的键盘、LED驱动程序,编写一个应用程序,实现以下功能:在ARM开发板上按下数字键1、2、3时,对应启动模拟量AIN0、AIN1、AIN2采样,并把AD转换的结果从终端输出和LED显示。(Environment of the Linux operating system and ARM embedded experiment system, the Linux keyboard, LED driver, write an application, the following functions: ARM development board to press the number keys 1, 2, 3, corresponding to the start the analog AIN0, AIN1, AIN2 sampling and AD conversion results from the terminal output and LED display.)

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