摘 要
80C52单片机是一款八位单片机，它的易用性和多功能性受到了广大使用者的好评。这里介绍的是如何使用80C52单片机来实现智能小车的设计，该设计是结合科研项目而确定的设计类课题。本系统以设计题目的要求为目的，采用80C52单片机作为控制核心，采用红外传感器检测道路面上的障碍，控制智能小车的自动避障，快慢速行驶，按键开车停车，并可以实现自动记录行驶时间，自动避障，自动寻线功能。最终完成智能车设计需要综合单片机编程、模数电、Protel 设计、电路焊接、自动控制算法设计等多方面内容。整个系统的电路结构简单，可靠性能高。实验测试结果满足要求，本文着重介绍了该系统的硬件设计方法及测试结果分析。 采用的技术主要有：
（1）通过编程来控制小车的速度；
（2）传感器的有效应用；
（3）电路板的制作显示译码管的使用。
关键词： 80C52单片机;光电检测器;PWM调速;智能小车
钠硫电池
Design and create an intelligence electricity motive small car
Abstract
80C52 is a 8 bit single chip computer. Its easily using and multi-function benefit large users. This article introduces the UESTC graduation design with the 80C52 single chip computer. This design combines with scientific research object. This system regards the request of the topic, adopting 80C52 for controlling core, infrared reflection sensor for test the hinder. It can run in a high and a low speed or stop automatically. It also can record the time, distance and the speed or searching light and mark automatically the electric circuit construction of whole system is simple, the function is dependable. Experiment test result satisfy the request, this text emphasizes introduced the hardware system designs and the result analyze.
The adoption of technique as:yig滤波器
(1)Speed control by program the engine；
(2)Efficient application of the sensor;
四氧化锰(3)The adoption of the new display chip.
Keywords 80C52 single chip computer; light electricity detector; PWM speed adjusting;Electricity motive small car
焗油机
