文件名称:接口--音乐播放
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设计8位开关输入电路、8位发光二极管显示电路、扬声器发声控制电路。
2．设计控制程序，运行程序时，可根据8位开关信号选择播放不同音阶及不同拍节的声音序列，在播放某一声音时，同时在8位发光二极管上显示出相应声音序号
-design input circuit switches, eight LEDs show circuit, speakers audible control circuit. 2. The design control procedures, operating procedures, under the eight players switch signal choose different scale and different voices shoot festival sequence, in a broadcast voice, in eight LEDs display the serial number corresponding voice
2．设计控制程序，运行程序时，可根据8位开关信号选择播放不同音阶及不同拍节的声音序列，在播放某一声音时，同时在8位发光二极管上显示出相应声音序号
-design input circuit switches, eight LEDs show circuit, speakers audible control circuit. 2. The design control procedures, operating procedures, under the eight players switch signal choose different scale and different voices shoot festival sequence, in a broadcast voice, in eight LEDs display the serial number corresponding voice
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27.cpp