西华大学电气信息学院智能化测控应用系统设计报告

目 录 TOC \o "1-3" \h \z \u HYPERLINK \l "_Toc266817177" 1 前言 PAGEREF _Toc266817177 \h 1 HYPERLI

西华大学电气信息学院智能化测控应用系统设计报告 目录 前言 1 ···················································································································· 1 总体方案设计 2 ······································································································ 2 2.1 ········································································································ 2 方案比较 2.1.1 ······································································································ 2 方案一 2.1.2 ······································································································ 3 方案二 2.1.3 ······································································································ 3 方案三 2.2 ········································································································ 4 方案论证 2.3 ········································································································ 4 方案选择 单元模块设计 3 ······································································································ 5 3.1 ······································································ 5 各单元模块功能介绍及电路设计 3.2 ····································································································· 5 各单元模块 3.2.1 ·············································································· 5 电压电流采样模块设计 3.2.2 ·················································································· 6 按键和复位模块设计 3.2.3 ·············································································· 7 数码显示电路模块设计 3.2.4 ···························································································· 8 电源电路设计 3.2.5 ····················································································· 9 基准电压电路设计 3.3 ·············································································· 9 电路参数的计算及元件选择 3.4 ······························································································ 10 特殊器件的介绍 3.4.1 ························································································ 10 TL431芯片简介 3.4.2 ······································································· 10 STC12C52A06S2单片机简介 软件设计 4 ············································································································ 12 4.1 ········································································ 12 说明软件设计原理及所用工具 4.2 ·················································································· 12 软件设计结构及其功能 4.3 ························································································· 13 软件设计流程框图 系统调试 5 ············································································································ 15 5.1 ······································································································· 15 调试环境 5.2 ······································································································· 15 硬件调试 系统功能、指标参数 6 ··························································································· 16 6.1 ························································································· 16 系统能实现的功能 6.2 ························································································· 16 系统指标参数测试 6.3 ··············································································· 16 系统功能及指标参数分析 结论 7 ··················································································································· 18 总结与体会 8 ········································································································ 19 谢辞 9 ··················································································································· 20 参考文献】 10 ····································································································· 21 【 1 ························································································· 22 附录 系统的原理电路图 2 ·································································································· 24 附录 PCB 系统图 3 ··································································································· 25 附录 设计实物图 4 ······································································································· 26 附录 程序代码 I