led
于 2012-05-25 发布
文件大小:1KB
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代码说明:
实验班上电时,数码管不显示,顺序按下矩阵键盘后,数码管上依次显示0~F,六个数码管同时静态显示即可。(Experimental class power, the digital tube does not show the order of matrix keyboard is pressed, the digital tube followed by 0 to F, six digital tube and static display can.)
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