8键电子琴

目录

一、设计的目的 ...................................................................................................................................................1 二、设计的内容及要求 .......................................................................................................................................1 三、总体方案设计 ...............................................................................................................................................1

3.1系统基本组成 ........................................................................................................................................1 3.2系统基本原理 ........................................................................................................................................1 四、系统硬件设计 ...............................................................................................................................................2

4.1CPU 模块 .................................................................................................................................................2 4.2键盘模块 ................................................................................................................................................3 4.3播放模块 ................................................................................................................................................3 4.4时钟电路 ................................................................................................................................................4 4.5复位电路 ................................................................................................................................................4 五、程序软件设计 ...............................................................................................................................................5

5.1主程序流程图 ........................................................................................................................................5 5.2源程序 ....................................................................................................................................................6 六、系统调试与仿真 ...........................................................................................................................................7

6.1 系统调试 ...............................................................................................................................................7 6.2仿真结果 ................................................................................................................................................7 七、总结 ...............................................................................................................................................................8 参考文献 ...............................................................................................................................................................8