单片机、按键作为按钮、电子琴设计

上传者: 45185142 | 上传时间: 2021-06-29 23:33:31 | 文件大小: 163KB | 文件类型: RAR
画出单片机原理图,编程调试,利用按键作为琴键,按下不同的键发出相应的音调, 同时在在 LED最右位显示对应键号值。

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