<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="font-size: 18px;"><strong>* 1、项目功能介绍</strong></span></h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">灵感突现，桌子上只有一块显示屏太单调，做一个小型桌面时钟岂不美哉。</span></span></strong></p> <ul> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">采用瑞萨R7FA2E1A72DFL作为MCU。</span></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">采用1.69寸全视角IPSTFT液晶电容触摸显示屏显示，通过触摸方式进行时间设置，界面切换等。</span></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">采用DHT11温湿度模块实现</span><span style="color: #000000;">实时检测环境温湿度功能。</span></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">采用无源蜂鸣器作为闹钟喇叭，通过调整频率可以演奏“无损”音乐。</span></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">采用600mah锂电池提供电量，超长续航，停电也能工作。</span></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;"><span style="color: #000000;">采用MCU的adc采集电池电压，实时显示电池电压。</span></span></strong></li> </ul> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">*2、硬件部分</span></strong></h3> <hr class="horizontal-splitline normal-bold-2"> <ol> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">电源接口</span></strong> <p><strong><span style="font-size: 16px;">因为本人为忠实华为用户，故采用Type-C接口作为电源接口，采用一个红色LED作为电源接入指示灯。</span></strong></p> <p><strong><span style="font-size: 18px;"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/5ho2bKcxNvQaML8gyRvn9fN3CsNF55JGkMyTOYiH.png" alt="" width="350" height="209"></span></strong></p> </li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">超强续航电路</span></strong> <p><strong><span style="font-size: 16px;">采用600mah锂电池作为后备隐藏能源，采用TP4056锂电池管理芯片对锂电池进行充放电控制，使用一个AO3401三极管实现Type-C和锂电池供电的切换，当接入Type-C时，使用Type-C进行供电，Type-C断开时，使用锂电池进行供电。</span></strong></p> <strong><span style="font-size: 18px;"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/4b3QRp0MnvwdGIeVqJX33gpBGG6o07mJ4YSkIzhy.png" alt="" width="685" height="224"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/IGYSeBjHekwLlNwRZtCz9wi245adVFgQm7pRO7Lr.png" alt="" width="341" height="178"></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">主控MCU</span></strong> <p><strong><span style="font-size: 18px;"><span style="font-size: 16px;">采用瑞萨R7FA2E1A72DFL作为主控MCU，主频48MHz，RAM容量16KB，EEPROM容量4KB，程序存储容量64KB，ADC12bit，满足该项目需求。<img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/KAj74BWRfoANduVVZCCs7Ee9yc9673s8phyJKWkN.png" alt=""></span></span></strong></p> </li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">5V转3.3V电路</span></strong> <p><strong><span style="font-size: 16px;">采用AMS1117-3.3线性稳压器，将TP4056输出的5V电压稳定输出为3.3V电压。<img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/R4qpyq7svw9voYrDxMEJtqHDcBIopGm1nHGEGbWo.png" alt="" width="322" height="250"></span></strong></p> </li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">温湿度检测电路</span></strong> <p><strong><span style="font-size: 18px;"><span style="font-size: 16px;">采用DHT11温湿度模块采集环境温湿度。</span></span></strong></p> <strong><span style="font-size: 18px;"><span style="font-size: 16px;"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/vJQtVJl5YCco72fyoSto4J0EW2nLwyuYGNviUiWF.png" alt="" width="285" height="250"></span></span></strong></li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">SD卡</span></strong> <p><strong><span style="font-size: 18px;"><span style="font-size: 16px;">因MCU内存较小，不能存储太多图片，故采用SD卡拓展存储图片，因本项目主打的就是<span style="color: #e03e2d;">小型</span>，故采用MicroSD卡(TF卡)拓展。<img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/mDbe77JrJPTkcSER2Z79O77nB7XJzFXlEnwnCA79.png" alt=""><br></span></span></strong></p> </li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">1.69寸显示屏</span></strong> <p><strong>采用1.69寸全视角IPSTFT 液晶显示屏，该显示屏采用ST7789V驱动IC，显示屏接口为SPI接口。该显示屏带有电容触摸功能，触摸驱动IC为CST816D，触摸接口为IIC，瑞萨R7FA2E1A72DFL带有一个<span style="color: #e03e2d;">SPI接口</span>和一个<span style="color: #e03e2d;">IIC接口</span>，满足要求。<img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/ATD4QzsE3GAeKSvUGaFevRIOKy63fRHZtT606aBN.png" alt="" width="242" height="410"></strong></p> </li> <li class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="font-size: 18px;">焊接实物展示</span></strong></li> </ol> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"><strong><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/AHKMcZAWXeWL7Beeon8xhSWMqIGnkMwjBkdW7SzV.jpeg" alt="" width="632" height="300"></strong></p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong>*3、软件部分</strong></h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #000000; font-size: 16px;"><strong>本项目代码部分采用e2 studio编写，详细代码见<span style="color: #e03e2d;">附件</span>。</strong></span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*4、BOM清单</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="color: #000000; font-size: 16px;">BOM清单见<span style="color: #e03e2d;">附件</span>。</span></strong></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*5、大赛LOGO验证</h3> <hr class="horizontal-splitline normal-bold-2"> <p style="line-height: 1.8;"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/Qwkl1FLp5ewDfIwcbkkw7qI1ib1UPjYXpSAvnqtf.jpeg" alt="" width="653" height="300"></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">请上传包含大赛logo的项目图片，logo以丝印形式印刷在PCB上面。</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">点击zip下载大赛logo标识！ <span style="text-decoration: underline;"><a href="https://image.lceda.cn/easyedaResource/images/%E7%AB%8B%E5%88%9B%E7%94%B5%E8%B5%9B%E6%A0%87%E8%AF%86.rar" target="_blank">（大赛标识）.zip</a></span></span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 6、演示您的项目并录制成视频上传</h3> <hr class="horizontal-splitline normal-bold-2"> <p style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" 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 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" 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> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="font-size: 14px;">更多详情：<a href="../../../posts/15a52db9fd7d40c492eb505280278e45" target="_blank">https://diy.szlcsc.com/posts/15a52db9fd7d40c492eb505280278e45</a></span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>