目录摘要.......................................................................................................................................11引言.................................................................................................................................12方案论证...........................................................................................................................22.1控制核心的选择及其简介......................................................................................22.2小车驱动方式的选择..............................................................................................42.3直流电机驱动模块..................................................................................................52.4障碍检测模块..........................................................................................................62.5电源模块..................................................................................................................73系统硬件设计...................................................................................................................83.1车体结构及其驱动电路..........................................................................................83.1.1直流电机电路设计........................................................................................93.1.2通道控制........................................................................................................93.1.3电机调速......................................................................................................103.1.4驱动模块......................................................................................................113.2避障模块................................................................................................................123.3硬件完成后的小车总体图....................................................................................134系统软件设计.................................................................................................................144.1主程序设计............................................................................................................154.2障碍检测模块程序设计........................................................................................154.3语音播放程序设计................................................................................................175使用说明.........................................................................................................................20总结与展望.........................................................................................................................21参考文献.............................................................................................................................23附录1..................................................................................................................................24附录2..................................................................................................................................27附录3..................................................................................................................................31基于单片机控制的智能小车设计与制作摘要:课题的主要任务是设计并制作一辆智能小车，要求实现小车...
