超声波测距单片机论文

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单片机原理与应用技术

课程设计报告（论文）

题目：超声波测距（硬件）

专业班级：电气工程及其自动化班

姓　　名： X X X

时间： 2月21日 —— 3月11日

指导教师： X X X

基于单片机控制的超声波测距课程设计任务书

1．设计目的与要求

设计出一个超声波测距仪，准确的理解有关要求，独立完成系统设计，要求设计的电路具有以下功能：

（一）基本功能

1.测距范围1cm-999cm

2.测量精度1cm

3.数码管直读显示

（二）扩展功能

1.可人工控制在一定范围内报警

（三）编写设计报告

1．设计内容

（1）画出电路原理图，正确使用逻辑关系；

（2）确定元器件及元件参数；

（3）进行电路模拟仿真；

（4）SCH文件生成与打印输出；

2．编写设计报告

写出设计的全过程，附上有关资料和图纸，有心得体会。

3．答辩

在规定时间内，完成叙述并回答问题。

1引言···············································································································1

2总体设计方案···································································································1

2.1设计思路·······································································································1

2.1.1硬件部分设计思路 ·······················································································1

2.2 设计方框图···································································································2

3设计原理分析···································································································2

3.1 与超声波模块联接电路的设计···········································································2

3.2 显示输出电路的设计·······················································································3

3.3 与软件结合的设计思路····················································································5

4.心得体会························································································· 内容过长，仅展示头部和尾部部分文字预览，全文请查看图片预览。 H ACC

MOV TH0, #00H

MOV TL0, #00H

MOV A, #4D

SETB TR0

CS_T1:CPL P1.0 NOP

NOP

DJNZ ACC, CS_T1

POP ACC

RET

;

END

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