基于AT89S52单片机多音阶电子琴的设计，操作简单，易于实施。可以作为毕业设计的参考，作为单片机设计初学者使用。-AT89S52 Microcontroller based multi-scale keyboard design, simple operation, easy to implement. Can be used as reference for graduation, as a single chip design b

电子琴程序，可以实现按键控制以及音符存储，单首音乐存储-Keyboard program, can achieve key control, and note storage, single first music store

用户汇编语言编写的完整的电子琴程序源码！-Written in assembly language users complete keyboard program source code!