AT89单片机在KEIL环境下的电子琴设计，包含PROTEUS仿真电路图-AT89 microcontroller contains PROTEUS simulation circuit in KEIL environment flower design,

本论文主要基于AT89C52单片机进行的简易电子琴设计。通过LCD显示屏、喇叭、键盘等外部器件，使用按键实现各种音调和音符的输入，LCD显示屏进行被操作的按键显示，用放大电路实现低音频信号的功率放大，最后经过调试用喇叭播放相关音乐。-This paper is mainly based on simple flower design on AT89C52 conducted. Through the LCD display, speaker, keyboard, and other extern