海德汉角度编码器的装配方案.pdf

南京理工大学硕士学位论文汽车轮胎压力监测系统的研究与设计姓名:卢敏申请学位级别:硕士专业:控制理论与控制工程指导教师:杜 20100620 硕士论文汽车轮胎压力监测系统的研究与设计摘要随着汽车的普及,汽车行驶安全愈来愈受到重视,而轮胎压力异常是危及汽车行驶安全的重要因素之一。因此,实时监测汽车轮胎压力有着重要的意义。本文以此为背景,设计了直接式汽车轮胎压力监测系统。系统采用压力传感器检测轮胎压力,并通过无线数据传输方式将压力信息传输至监视终端,实现了实时监测汽车轮胎压力的功能,对汽车行驶安全起到了重要的作用。论文在需求分析的基础上提出了总体设计方案,并进行软硬件设计。系统硬件由中央接收处理模块和胎压测量发射模块两部分组成。中央接收处理模块以ARM7微控制器 LPC2103为核心,外扩无线接收电路,;胎压测量发射模块由MPXY8300传感器及PCB天线构成。软件设计了串口驱动、SPI驱动、定时器驱动和LCD驱动,实现了无线数据发送和数据接收的功能。在完成软、硬件设计的基础上,分别对微控制器模块、串口模块、显示模块和无线收发模块调试后,进行系统调试。结果表明系统运行正常,实现了预定设计目标。关键词:TPMS,MPXY8300,MC33696,ARM,PCB天线 Abstract 硕士论文 Abstract With thepopularization ofcars,more attentionispaid on motor CarS’ abnormal tirepressure is amain threaten ofvehicle driving ,the real—time monitoring oftirepressure has asignificant meaning. Based on the fact,a direct tirepressure monitoring system Was tire pressure was measured bysensors,andtransported tomonitoring terminal through the wireless areal—timemonitoring oftirepressure and playsanimportant roleinCarsafety. Software andhardware design was proposed afterthedemand hardware posed of central receiving module and tirepressure measurement transmitting LPC2 03microcontroller existed astheCOre ofthiscentralreceiving and processing addition,this module had an expansion ofwireless receiver circuit, L