基于51单片机的直流电机调速仿真系统：滑动变阻器控制及源程序参考文档,基于51单片机的直流电机调速仿真系统：滑动变阻器控制及源程序参考文档,基于51单片机的直流电机调速仿真通过调节滑动变阻器控制电机

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基于51单片机的直流电机调速仿真系统：滑动变阻器控制及源程序参考文档,基于51单片机的直流电机调速仿真系统：滑动变阻器控制及源程序参考文档,基于51单片机的直流电机调速仿真 通过调节滑动变阻器控制电机转动速度 没有速度值显示 包括源程序，仿真，proteus软件包 送相关文档资料（不是对应配套的，仅供参考，自行整合取舍使用） ,基于51单片机;直流电机调速仿真;滑动变阻器控制;源程序;Proteus软件包;文档资料,基于51单片机的直流电机调速仿真系统：滑动变阻器控制、无速度显示及程序整合文档指南
<link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90427402/2/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90427402/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">《探秘<span class="_ _0"> </span><span class="ff2">51<span class="_ _0"> </span></span>单片机：滑动变阻器与直流电机调速的完美结合》</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">一、引言</div><div class="t m0 x1 h2 y3 ff1 fs0 fc0 sc0 ls0 ws0">在电子控<span class="_ _1"></span>制领域，<span class="_ _1"></span><span class="ff2">51<span class="_"> </span></span>单片机以其稳定<span class="_ _1"></span>可靠、价<span class="_ _1"></span>格低廉的<span class="_ _1"></span>特性，被<span class="_ _1"></span>广泛应用<span class="_ _1"></span>于各种控<span class="_ _1"></span>制系统</div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">中。今天，我们将一起探讨如何通过<span class="_ _0"> </span><span class="ff2">51<span class="_ _0"> </span></span>单片机实现对直流电机的调速控制，并利用滑动变</div><div class="t m0 x1 h2 y5 ff1 fs0 fc0 sc0 ls0 ws0">阻器进行速度的调节。本篇文章将从原理出发，带你逐步走进这奇妙的世界。</div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">二、直流电机调速原理</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">在<span class="_ _0"> </span><span class="ff2">51<span class="_ _0"> </span></span>单片机控制的系统中，<span class="_ _2"></span>我们通过<span class="_ _0"> </span><span class="ff2">PWM</span>（脉冲宽度调制）<span class="_ _2"></span>信号来控制电机的速度。<span class="_ _2"></span><span class="ff2">PWM</span></div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">信号的占空比决定了电机的转速，<span class="_ _3"></span>占空比越大，<span class="_ _3"></span>电机转速越快。<span class="_ _3"></span>而滑动变阻器则用于实时调</div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">整<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _0"> </span></span>信号的占空比，从而实现对电机转速的实时控制。</div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">三、硬件连接与实现</div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">我们<span class="_ _1"></span>使用<span class="_ _4"> </span><span class="ff2">Proteus<span class="_"> </span></span>软件包<span class="_ _1"></span>进<span class="_ _1"></span>行仿<span class="_ _1"></span>真和<span class="_ _1"></span>设<span class="_ _1"></span>计。<span class="_ _1"></span>在<span class="_ _0"> </span><span class="ff2">Proteus<span class="_"> </span></span>中<span class="_ _1"></span>，我<span class="_ _1"></span>们可<span class="_ _1"></span>以<span class="_ _1"></span>将<span class="_ _0"> </span><span class="ff2">51<span class="_"> </span></span>单片<span class="_ _1"></span>机<span class="_ _1"></span>与直<span class="_ _1"></span>流电</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">机、滑动变阻器等元件连接起来，形成完整的控制系统。具体连接方式如下<span class="_ _5"></span>：<span class="_ _5"></span>将单片机的某</div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">个引脚接上<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _0"> </span></span>信号输出模块，<span class="_ _3"></span>然后将这个模块连接到直流电机的驱动模块上。<span class="_ _3"></span>滑动变阻</div><div class="t m0 x1 h2 ye ff1 fs0 fc0 sc0 ls0 ws0">器则连接在<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _0"> </span></span>信号的调节端，以实现速度的实时调节。</div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">四、源程序详解</div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">下面是一个简单的源程序示例：</div><div class="t m0 x1 h2 y11 ff2 fs0 fc0 sc0 ls0 ws0">```c</div><div class="t m0 x1 h2 y12 ff2 fs0 fc0 sc0 ls0 ws0">#include &lt;reg51.h&gt;</div><div class="t m0 x1 h2 y13 ff2 fs0 fc0 sc0 ls0 ws0">// <span class="_ _6"> </span><span class="ff1">这里为简化，假设单片机使用的是定时器模式<span class="_ _0"> </span></span>0<span class="_ _0"> </span><span class="ff1">生成<span class="_ _0"> </span></span>PWM<span class="_ _6"> </span><span class="ff1">波形</span></div><div class="t m0 x1 h2 y14 ff2 fs0 fc0 sc0 ls0 ws0">sbit Motor = P1^0; // <span class="_ _6"> </span><span class="ff1">假设<span class="_ _6"> </span></span>P1.0<span class="_"> </span><span class="ff1">为<span class="_ _6"> </span></span>PWM<span class="_"> </span><span class="ff1">输出引脚</span></div><div class="t m0 x1 h2 y15 ff2 fs0 fc0 sc0 ls0 ws0">sbit Potentiometer = A0; // <span class="_ _6"> </span><span class="ff1">假设<span class="_ _6"> </span></span>A0<span class="_"> </span><span class="ff1">为滑动变阻器的输入引脚</span></div><div class="t m0 x1 h2 y16 ff2 fs0 fc0 sc0 ls0 ws0">void main() {</div><div class="t m0 x1 h2 y17 ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _7"> </span>// <span class="_ _6"> </span><span class="ff1">初始化<span class="_ _0"> </span></span>PWM<span class="_ _6"> </span><span class="ff1">和滑动变阻器</span></div><div class="t m0 x1 h2 y18 ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _7"> </span>// ... (<span class="ff1">这里省略具体代码</span>)</div><div class="t m0 x1 h2 y19 ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _7"> </span>while(1) { // <span class="_ _6"> </span><span class="ff1">无限循环中，不断检测滑动变阻器的值并调整<span class="_ _6"> </span></span>PWM<span class="_"> </span><span class="ff1">信号占空比</span></div><div class="t m0 x1 h2 y1a ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _8"> </span>unsigned <span class="_ _1"></span>int <span class="_ _9"></span>pwm_duty_cycle <span class="_ _1"></span>= <span class="_ _9"></span>(Read_Potentiometer() <span class="_ _1"></span>* <span class="_ _9"></span>255) <span class="_ _1"></span>/ <span class="_ _9"></span>1023; <span class="_ _1"></span>// <span class="_"> </span><span class="ff1">这<span class="_ _9"></span>里<span class="_ _1"></span>简<span class="_ _9"></span>化</span></div><div class="t m0 x1 h2 y1b ff1 fs0 fc0 sc0 ls0 ws0">计算为根据电位计输<span class="_ _1"></span>入的值调节占空比，<span class="_ _1"></span>实际实现时需要具体<span class="_ _1"></span>根据电路和单片机的<span class="_ _4"> </span><span class="ff2">ADC<span class="_ _6"> </span></span>模</div><div class="t m0 x1 h2 y1c ff1 fs0 fc0 sc0 ls0 ws0">块进行适当调整</div><div class="t m0 x1 h2 y1d ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _8"> </span>// <span class="_ _6"> </span><span class="ff1">根据占空比调整<span class="_ _0"> </span></span>PWM<span class="_ _6"> </span><span class="ff1">信号的输出</span></div><div class="t m0 x1 h2 y1e ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _8"> </span>// ... (<span class="ff1">这里省略具体代码</span>)</div><div class="t m0 x1 h2 y1f ff2 fs0 fc0 sc0 ls0 ws0"> <span class="_ _7"> </span>}</div><div class="t m0 x1 h2 y20 ff2 fs0 fc0 sc0 ls0 ws0">}</div><div class="t m0 x1 h2 y21 ff2 fs0 fc0 sc0 ls0 ws0">```</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
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