武汉理工大学华夏学院《单片机与接口技术》毕业课程设计
目录
前 言 .............................................................1
第一章 出租车计价系统的设计要求与设计方案 .........................2
1.1 出租车计价器设计要求...............................................................................................2
1.2 系统主要功能 ..............................................................................................................2
1.3 方案论证与比较 ..........................................................................................................2
第二章 出租车计价系统的硬件设计 ...................................4
2.1 振荡电路 ......................................................................................................................4
2.2 复位电路设计 ...............................................................................................................4
2.3 键盘接口电路 ..............................................................................................................4
2.4 显示电路 ......................................................................................................................5
2.5 路程测量部分 ..............................................................................................................5
2.6 单片机各引脚功能说明 ..............................................................................................6
2.7 1602 液晶的简介 .........................................................................................................7
第三章 出租车计价系统的软件设计 ..................................10
3.1 系统主程序 ............................................................................................................10
3.2 里程计数子程序 ....................................................................................................10
3.3 等待计时子程序 ....................................................................................................11
3.4 单价设置子程序 ....................................................................................................11
第四章 设计体会与小结 ............................................12
参考文献 ..........................................................13
附 录 ............................................................14
源程序 ...................................................................................................................................14
硬件电路图 ...........................................................................................................................19
