目录
摘要...............................................................................................................................................III
Abstract .......................................................................................................................................IV
第一章 绪论 ..............................................................................................................................1
1.1 研究目的和意义.............................................................................................1
1.2 国内外研究现状.............................................................................................1
1.3 研究内容和方法.............................................................................................2
第二章 系统的总体方案....................................................................................................3
2.1 系统设计的总体要求 .................................................................................................3
2.2 系统方框图....................................................................................................................3
2.3 硬件控制方案...............................................................................................................3
第三章 硬件电路设计.......................................................................................................12
3.1 总体硬件模块图..........................................................................................................12
3.2 单片机 AT89S52 的硬件设计...................................................................................12
3.3 存储单元的硬件设计 ................................................................................................14
3.4 输入与显示设计 ........................................................................................................16
3.5 A/D 转换单元设计.....................................................................................................18
3.6 通讯电路设计 ..............................................................................................................20
3.7 外围电路设计 ..............................................................................................................21
第四章 软件设计..................................................................................................................23
4.1 系统软件 ......................................................................................................................23
4.2 各模块的软件设计.....................................................................................................24
总结...............................................................................................................................................29
致 谢..........................................................................................................................................30
参考文献 ....................................................................................................................................31
附件 A 系统电路图..............................................................................................................32
附件 B 各单元模块程序附录总结..............................................................................33
