基于单片机c51智能车

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1、摘要本设计采用AT89S52单片机作为核心控制器和数据处理中心。为了简化电路，减少小车负担，用软件编程发给伺服电机的高、低电平信号，来控制电机的转向、转速。设计分为五个模块：单片机最小系统、电机驱动电源、伺服电机驱动电路、胡须导航、红外线导航。来实现小车走个“日”字、胡须避障和红外线避障功能。整个系统的电路结构简单、可靠性能高，为工厂的智能控制化做好铺垫。关键字：单片机，智能车，避障，伺服电机AbstractThisdesignusesAT89S52microcontrollerasthecoreco

2、ntroller,andasthedataprocessingcenter.Tosimplifythecircuit,reducingtheburdenofthecar,thesoftwareprogramdistributedbythehighservomotor,low-levelsignalstocontrolthesteeringmotor,rotationalspeed.Designisdividedintofivemodules:SCMminimumsystem,motordrivepow

3、ersupply,servomotordrivecircuit,beardnavigation,infrarednavigation.Cartogotoachievea"Day",whichbeardobstacleavoidanceandinfraredobstacleavoidancecapabilities.Simplecircuitstructureofthesystemreliabilitycanbehigh,theintelligentcontrolofthefactorypavethew

4、ay.Keywords:Microcontroller,smartcars,obstacleavoidance,servomotor目录1绪论--------------------------------------------------------------------------------------12硬件设计------------------------------------------------------------------------12.1总体设计方案--------

5、------------------------------------------12.2电源模块------------------------------------------------------22.3伺服电机驱动模块----------------------------------------------22.4胡须导航模块--------------------------------------------------42.5红外线导航模块--------------------

6、----------------------------62.6单片机最小系统设计--------------------------------------------83软件设计-----------------------------------------------------------------------143.1程序流程图---------------------------------------------------------------------------------

7、-----------------143.2安装软件----------------------------------------------------------------------------------------------------163.3编制Uart.h头文件---------------------------------------------------------------------------------------203.4编制胡须避障程序-----------

8、-----------------------------------------------------------------------------263.5编制红外线避障程序-------------------------------------------------------------------------------------303.6智能车走“日”字程序--------------------------------------