<div class="document"> <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:48px;"><strong>本项目全程使用嘉立创EDA专业版设计创作，特此感谢主办方立创商场的支持以及瑞萨方的赞助</strong></span></h3> <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;">1、项目功能介绍</h3> <hr class="horizontal-splitline normal-bold-2"><span style="color:#333333;float:none;">基于R7FA2E1A72DFL芯片的桌面电子时钟设计，通过四位0.56寸共阴极数码管进行时间、温度等显示，采用DHT11温湿度传感器采集环境温湿度，复位按键、串口电路、SWD下载电路全部引出，方便下载调试</span><br> <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;">2、项目属性</h3> <hr class="horizontal-splitline normal-bold-2"> <p><span style="font-size:18px;">1、板载外观小巧，尺寸仅为70mm*35mm（2755.906mil*1377.953mil）；</span></p> <p><span style="font-size:18px;">2、下载、调试接口齐全；</span></p> <p><span style="font-size:18px;">3、采用电源切换电路，断电也可以通过锂电池供电继续工作；</span></p> <p><span style="font-size:18px;">4、价格便宜，功能完善；</span></p> <p><span style="font-size:18px;">5、使用嘉立创优质PCB以及正品元器件，保障产品质量；</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;"> </span></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;">3、开源协议</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:#666666;float:none;"> </span>Public Domain</p> <p> </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、硬件部分</h3> <hr class="horizontal-splitline normal-bold-2"> <p><span style="font-size:18px;">1、主控芯片：R7FA2E1A72DFL；</span></p> <p><span style="font-size:18px;">2、电源接口：TYPE-C，2Pin插件；</span></p> <p><span style="font-size:18px;">3、LED：一路电源指示灯，一路充电状态指示灯；</span></p> <p><span style="font-size:18px;">4、按键：一个复位按键，一个BOOT按键，四个功能按键；</span></p> <p><span style="font-size:18px;">5、调试接口：SWD下载调试接口、串口下载调试接口，均采用2.54排针接口进行引出；</span></p> <p><span style="font-size:18px;">6、外设：一个0.56寸共阴极数码管，一个DHT11温湿度传感器，一个无源蜂鸣器；</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 pap-left-indent-1.6em" 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、软件部分</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:#95a5a6;font-size:14px;"><span style="color:#333333;float:none;">使用USB转TTL串口烧录工具将程序下载到单片机，USB转TTL线的RXD端接单 片机的TXD端，TXD端接单片机的RXD端；</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、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;"><span style="color:#95a5a6;font-size:14px;"><img src="//image.lceda.cn/pullimage/gpLJ1RpNoE5j6XokmUCbA6mR2lhK3JHi4TCn6D6Q.png" alt="gpLJ1RpNoE5j6XokmUCbA6mR2lhK3JHi4TCn6D6Q.png"></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;">7、大赛LOGO验证</h3> <hr class="horizontal-splitline normal-bold-2"> <p style="line-height:1.8;"><img src="//image.lceda.cn/pullimage/vvpKEJSwdupI4MuQdI5zMjSLLg6gExIB9RGQoWSg.png" alt="" width="1200" height="454"><img src="//image.lceda.cn/pullimage/i8Tasp2D8LgX8xu2QocSCPA7atZJbCeqtPqBDbr9.png" alt="" width="1024" height="172"><img src="//image.lceda.cn/pullimage/zSU3UHPXKii5m0HX3tTRpHKB1wG6z3rbPjba9gFN.jpeg" alt=""></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;"><img src="//image.lceda.cn/pullimage/p0kPAtS3N6GPiifvZ0Dp4jdlPeU5G1YpHGrlBLUK.png" alt="p0kPAtS3N6GPiifvZ0Dp4jdlPeU5G1YpHGrlBLUK.png"></span></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;">8、演示您的项目并录制成视频上传</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;"><img src="//" alt=""></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;">哔站链接https://b23.tv/wAgKGVy</p> </div>