liuzhixian 发表于 2024-12-30 20:53:12

<h1>第十集 虚拟键盘LED和数码管</h1>
<p>第9集的疑问在这集解答 使用虚拟数码管的详细操作步骤</p>
<h2>1.软硬件准备</h2>
<p><img src="data/attachment/forum/202412/30/204233p77k7xzldxszy7vf.png" alt="image.png" title="image.png" /></p>
<h2>2.协议介绍</h2>
<p><img src="data/attachment/forum/202412/30/204701jm55q4u495ivu4fu.png" alt="image.png" title="image.png" /></p>
<p>3.usb库下载</p>
<p><img src="data/attachment/forum/202412/30/205053ve955kai2psnmtah.png" alt="image.png" title="image.png" /></p>
<p>4.USB.h具体操作</p>
<p><img src="data/attachment/forum/202412/30/204738yzbai7cqnx111c3m.png" alt="image.png" title="image.png" /></p>
<p>5.很好的案列 通过虚拟键盘控制虚拟数码管</p>
<p><img src="data/attachment/forum/202412/30/205258z54wrk7gxg4w46v6.png" alt="image.png" title="image.png" /></p>

liuzhixian 发表于 2024-12-30 21:58:19

<h1>第十一集 矩阵键盘</h1>
<h2>1.矩阵键盘原理</h2>
<p><img src="data/attachment/forum/202412/30/215647ml2wk4e50kw1wlk2.png" alt="image.png" title="image.png" /></p>
<h2>2.简易密码锁（很好的案例）</h2>
<p><img src="data/attachment/forum/202412/30/215816g9qu8z787ladvja7.png" alt="image.png" title="image.png" /></p>

522810886 发表于 2025-3-4 08:24:22

vvv
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