NE555.zip_信号发生器_n555 信号发生_单片机开发_嵌入式/单片机/硬件编程下载-pudn.com

<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/622b6d9e3d2fbb0007995b7a/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/622b6d9e3d2fbb0007995b7a/bg1.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">NE555<span class="_ _0"> </span><span class="ff2 sc1">脉冲发生器试验</span></div><div class="t m0 x2 h4 y3 ff2 fs1 fc0 sc1 ls0 ws0">实验现象：</div><div class="t m0 x2 h4 y4 ff1 fs1 fc0 sc0 ls0 ws0">1602<span class="_ _1"> </span><span class="ff2 sc1">显示脉冲频率，调节电位器可改变频率。</span></div><div class="t m0 x2 h4 y5 ff2 fs1 fc0 sc1 ls0 ws0">实验步骤：</div><div class="t m0 x2 h4 y6 ff1 fs1 fc0 sc0 ls0 ws0">1<span class="ff2 sc1">．<span class="_ _2"> </span>连接实验相关模块电路</span></div><div class="t m0 x2 h4 y7 ff2 fs1 fc0 sc1 ls0 ws0">如图：</div><div class="t m0 x2 h5 y8 ff2 fs2 fc1 sc2 ls0 ws0">调节电位器可，改变频率</div><div class="t m0 x2 h5 y9 ff1 fs2 fc1 sc0 ls0 ws0">J1<span class="_ _3"></span>1<span class="_ _4"> </span><span class="ff2 sc2">跳线帽要接上</span></div><div class="t m0 x3 h5 ya ff2 fs2 fc1 sc2 ls0 ws0">调<span class="_ _4"> </span>节<span class="_ _4"> </span>电<span class="_ _5"> </span>位<span class="_ _5"> </span>器</div><div class="t m0 x3 h5 yb ff2 fs2 fc1 sc2 ls0 ws0">可<span class="_ _5"> </span>，<span class="_ _4"> </span>改<span class="_ _4"> </span>变<span class="_ _5"> </span>频</div><div class="t m0 x3 h5 yc ff2 fs2 fc1 sc2 ls0 ws0">率</div><div class="t m0 x4 h5 yd ff1 fs2 fc1 sc0 ls0 ws0">J1<span class="_ _3"></span>1<span class="_ _6"> </span><span class="ff2 sc2">跳<span class="_ _7"></span>线<span class="_ _7"></span>帽</span></div><div class="t m0 x4 h5 ye ff2 fs2 fc1 sc2 ls0 ws0">要接上</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div> </body> </html>