描述
<h3 style="line-height: 1.8;">* 1、项目功能介绍</h3>
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<p style="line-height: 1.8;"><span style="color: #95a5a6;"><span style="font-size: 14px;">在日常工作中,经常遇到需要输入密码的地方。为此,设计了这个设备,可以通过开锁的动作来完成密码的输入。</span></span></p>
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<h3 style="line-height: 1.8;">*2、项目属性</h3>
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<p style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">原创首次公开</span></p>
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<h3 style="line-height: 1.8;">* 3、开源协议</h3>
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<p style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">GPL3.0开源协议</span></p>
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<p style="line-height: 1.8;"><strong><span style="color: #0093e6;">请在竞赛阶段填写 ↓</span></strong></p>
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<h3 style="line-height: 1.8;">*4、硬件部分</h3>
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<p style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">请输入内容…</span></p>
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<p style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;"> 注:请前往<span style="text-decoration: underline;"><a href="https://lceda.cn/editor" target="_blank">嘉立创EDA</a> </span>生成/上传设计文件,文件完成后,相关文稿将自动生成至项目详情;这里可以详细说明您的项目实现原理和机制、注意事项、调试方法、测试方法等。推荐图文并茂的形式向别人介绍您的想法。 </span></p>
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<h3 style="line-height: 1.8;">*5、软件部分</h3>
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<p style="line-height: 1.8;">基本的原理是:使用CH554模拟一个 USB键盘设备,上面还有一个USB CDC。首次使用时,通过一个网页的 WebSerial 功能将要输入的密码设置存储在CH554中。然后通过判断卓朗齐的钥匙开关(ZLQ9Y)电平来判断是否有开锁的动作。如果有开锁动作,那么读取存储的密码然后从USB键盘输入到电脑中。这样就模拟了人手工输入密码的过程。</p>
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<p style="line-height: 1.8;">电路图:</p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/K0RtZl6NhYZp2DM0fS3Cqlja3nfhRpvNhzXC0neX.png"></p>
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<p style="line-height: 1.8;">PCB:</p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/DtymIKeRzHPTH88Hh9vs4jCidPrl18thjoqQ78K5.png"></p>
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<h3 style="line-height: 1.8;">*6、BOM清单</h3>
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<table width="1470">
<tr>
<td width="147" height="19">No.</td>
<td width="147">Quantity</td>
<td width="147">Comment</td>
<td width="147">Designator</td>
<td width="147">Footprint</td>
<td width="147">Value</td>
<td width="147">Manufacturer Part</td>
<td width="147">Manufacturer</td>
<td width="147">Supplier Part</td>
<td width="147">Supplier</td>
</tr>
<tr>
<td height="19">1</td>
<td align="right">2</td>
<td>100nF</td>
<td>C1,C2</td>
<td>C1206</td>
<td>100nF</td>
<td>CL31B104KBCNNNC</td>
<td>SAMSUNG(三星)</td>
<td>C24497</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">2</td>
<td align="right">2</td>
<td>TS342A2P-WZ</td>
<td>DL2,RST2</td>
<td>SW-SMD_L4.0-W2.9-LS5.0</td>
<td> </td>
<td>TS342A2P-WZ</td>
<td>SHOU HAN(首韩)</td>
<td>C557591</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">3</td>
<td align="right">1</td>
<td>2.54-1*5P母</td>
<td>H1</td>
<td>HDR-TH_5P-P2.54-V-F</td>
<td> </td>
<td>2.54-1*5P母</td>
<td>BOOMELE(博穆精密)</td>
<td>C50950</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">4</td>
<td align="right">2</td>
<td>WS2812B-MINI-V3/W</td>
<td>LED1,LED2</td>
<td>LED-SMD_4P-L3.5-W3.5-TL_WS2812B</td>
<td> </td>
<td>WS2812B-MINI-V3/W</td>
<td>worldsemi</td>
<td>C527089</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">5</td>
<td align="right">1</td>
<td>CH554E</td>
<td>M2</td>
<td>MSOP-10_L3.0-W3.0-P0.50-LS5.0-BL</td>
<td> </td>
<td>CH554E</td>
<td>WCH(南京沁恒)</td>
<td>C111293</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">6</td>
<td align="right">1</td>
<td>10kΩ</td>
<td>R1</td>
<td>R1206</td>
<td>10kΩ</td>
<td>1206W4F1002T5E</td>
<td>UNI-ROYAL(厚声)</td>
<td>C17902</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">7</td>
<td align="right">2</td>
<td>5.1kΩ</td>
<td>R3,R4</td>
<td>R1206</td>
<td>5.1kΩ</td>
<td>1206W4F5101T5E</td>
<td>UNI-ROYAL(厚声)</td>
<td>C26033</td>
<td>LCSC</td>
</tr>
<tr>
<td height="19">8</td>
<td align="right">1</td>
<td>TYPE-C 16PIN 2MD(073)</td>
<td>USB5</td>
<td>USB-C-SMD_TYPE-C-6PIN-2MD-073</td>
<td> </td>
<td>TYPE-C 16PIN 2MD(073)</td>
<td>SHOU HAN(首韩)</td>
<td>C2765186</td>
<td>LCSC</td>
</tr>
</table>
<p style="line-height: 1.8;"> </p>
<h3 style="line-height: 1.8;">*7、大赛LOGO验证</h3>
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<p style="line-height: 1.8;"> </p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/2Km8UcAnxrJduq52Xi6LpuHvIWUDOF7goiewtlg8.jpeg" alt="" width="3000" height="4000"></p>
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<h3 style="line-height: 1.8;">* 8、演示您的项目并录制成视频上传</h3>
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<p style="line-height: 1.8;"> </p>
<p style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">视频要求:请横屏拍摄,分辨率不低于1280×720,格式Mp4/Mov,单个视频大小限100M内;</span></p>
<p style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">视频标题:立创电赛:{项目名称}-{视频模块名称};如立创电赛:《自动驾驶》-团队介绍。</span></p>
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<p style="line-height: 1.8;"><span style="font-size: 14px;"><a href="/posts/42551e8f2f2548cabc1c36626a42da94" target="_blank">前往查看更多详情 ></a></span></p>
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