PAGEi目录TOC\o"1-3"\h\zHYPERLINK\l"_Toc295330790"摘要PAGEREF_Toc295330790\h1HYPERLINK\l"_Toc295330791"第1章绪论PAGEREF_Toc295330791\h2HYPERLINK\l"_Toc295330792"第2章系统设计PAGEREF_Toc295330792\h3HYPERLINK\l"_Toc295330793"2.1系统组成PAGEREF_Toc295330793\h3HYPERLINK\l"_Toc295330794"2.1.1计费及显示PAGEREF_Toc295330794\h3HYPERLINK\l"_Toc295330795"2.1.2时钟及显示PAGEREF_Toc295330795\h3HYPERLINK\l"_Toc295330796"2.1.3计费开始提示PAGEREF_Toc295330796\h1HYPERLINK\l"_Toc295330797"2.2功能模块设计PAGEREF_Toc295330797\h1HYPERLINK\l"_Toc295330798"第3章硬件及软件实现PAGEREF_Toc295330798\h3HYPERLINK\l"_Toc295330799"3.1传感器PAGEREF_Toc295330799\h3HYPERLINK\l"_Toc295330800"3.1.1光电传感器电路设计PAGEREF_Toc295330800\h3HYPERLINK\l"_Toc295330801"3.1.2车轮光电开关检测电路PAGEREF_Toc295330801\h4HYPERLINK\l"_Toc295330802"3.2单片机PAGEREF_Toc295330802\h4HYPERLINK\l"_Toc295330803"3.2.18051单片机功能方块图PAGEREF_Toc295330803\h5HYPERLINK\l"_Toc295330804"3.2.2AT89S51单片机简介PAGEREF_Toc295330804\h7HYPERLINK\l"_Toc295330805"3.2.3AT89S5l与51系列单片机相比具有如下特点PAGEREF_Toc295330805\h8HYPERLINK\l"_Toc295330806"3.2.489S51的内部框图PAGEREF_Toc295330806\h9HYPERLINK\l"_Toc295330807"3.2.5中断控制PAGEREF_Toc295330807\h11HYPERLINK\l"_Toc295330808"3.2.6单片机控制程序设计PAGEREF_Toc295330808\h12HYPERLINK\l"_Toc295330809"3.2.7单片机汇编语言源程序PAGEREF_Toc295330809\h16HYPERLINK\l"_Toc295330810"3.3显示及按键控制系统PAGEREF_Toc295330810\h31HYPERLINK\l"_Toc295330811"3.3.1LED数码管PAGEREF_Toc295330811\h31HYPERLINK\l"_Toc295330812"3.3.2数据显示电路的设计PAGEREF_Toc295330812\h32HYPERLINK\l"_Toc295330813"第4章系统检测及分析PAGEREF_Toc295330813\h34HYPERLINK\l"_Toc295330814"4.1系统仿真/硬件验证PAGEREF_Toc295330814\h34HYPERLINK\l"_Toc295330815"4.1.1系统的调试方法PAGEREF_Toc295330815\h34HYPERLINK\l"_Toc295330816"4.1.2系统的硬件验证PAGEREF_Toc295330816\h34HYPERLINK\l"_Toc295330817"4.2设计技巧分析PAGEREF_Toc295330817\h35HYPERLINK\l"_Toc295330818"结论PAGEREF_Toc2