五邑大学本科毕业设计(论文) 注意本栏字体为“隶书”
目 录
摘 要..............................................................................................................................................I
Abstract ...........................................................................................................................................II
第 1 章 绪 论 .................................................................................................................................1
1.1 系统的研究背景 ...............................................................................................................1
1.2 国内外现状及发展状态 ...................................................................................................1
1.3 系统的研究意义 ...............................................................................................................2
1.4 本章小结 ...........................................................................................................................2
第 2 章 系统总体设计 ...................................................................................................................3
2.1 系统概述 ...........................................................................................................................3
2.2 系统结构 ...........................................................................................................................3
2.3 系统主体方案设计 ...........................................................................................................3
2.3.1 液滴信号采集方案 .................................................................................................3
2.3.2 液滴信号处理方案 .................................................................................................4
2.3.3 液面信号采集方案 .................................................................................................4
2.3.4 数据显示方案 .........................................................................................................5
2.3.5 数据输入方案 .........................................................................................................5
2.3.6 串行通信方案 .........................................................................................................5
2.4 系统设计原则 ...................................................................................................................5
2.5 本章小结 ............................................................................................................................6
第 3 章 系统硬件设计 ...................................................................................................................7
3.1 系统硬件设计原则 ...........................................................................................................7
3.2 系统硬件电路设计 ...........................................................................................................7
3.2.1 液滴检测电路设计 .................................................................................................7
3.2.2 液面检测电路设计 .................................................................................................8
3.2.3 按键电路设计 .......................................................................................................10
3.2.4 数据显示电路设计 ...............................................................................................10
3.2.5 串行通信电路设计 ...............................................................................................12
3.2.6 声光报警电路设计 ...............................................................................................12
3.2.7 有线报警电路设计 ...............................................................................................13
3.2.8 系统控制电路设计 ...............................................................................................14
3.2.9 电源电路设计 .......................................................................................................14
