目录
第 1 章 绪论..........................................................................................................1
1.1 设计目的.................................................................................................1
1.2 设计要求.................................................................................................1
第 2 章 设计原理..................................................................................................2
2.1 总体设计.................................................................................................2
2.2 工作原理分析.........................................................................................2
第 3 章 器件选型..................................................................................................4
3.1 AT89C51 单片机....................................................................................4
3.2 A/D 转换器.............................................................................................5
3.2.1 A/D 工作原理...............................................................................5
AD0809 介绍 .......................................................................................5
3.3 移位寄存器.............................................................................................6
3.4 LED 显示部分 ........................................................................................7
3.5 整体仿真电路.........................................................................................8
第 4 章 程序设计..................................................................................................9
第 5 章 心得体会................................................................................................12
参考文献..............................................................................................................13
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