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#第九届立创电赛#FreshWatch

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<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"> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">这是一个可以使用C语言或Python语言进行开发的开源可编程手表,随时可增加新的功能。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">主要是用于环境检测,提醒在空气质量不好的的环境下,进行开窗通风或者外出透气;以免引起不适。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">环境检测方面使用了盛思锐的两颗传感器SGP40和sht30进行环境检测,同时配备了成兴光的幻彩led和蜂鸣器进行声光报警提醒。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">附带一颗运动传感器,可以帮助人们统计步数,对于膝盖有问题的人,可以起到控制每日步数的目的,达到修养目的。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">USB type-c接口,支持锂电池充电,支持文件传输</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;"><img src="//image.lceda.cn/pullimage/bnwLB4i1xYwjk4LTcefq6joplBiIrFbEFn0Aiowb.jpeg" alt="" width="800" height="450"></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;"><img src="//image.lceda.cn/pullimage/tlV7K2FUJ2l7keLwWIJ8trvR1as0ini9GS8E18L6.jpeg" alt="" width="800" height="450"></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;"><img src="//image.lceda.cn/pullimage/o6qPCQIzwin0xcD0LXoXePMlg8ikvrSB7OnxpwII.jpeg" alt="" width="800" height="450"></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;"><img src="//image.lceda.cn/pullimage/F3j6JX3cb4M1aBOYfTOhL7oVBlMy8rlXWCVjc2x9.jpeg" alt="" width="800" height="450"></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;"><img src="//image.lceda.cn/pullimage/3XMpVKr5Ot0hkJtcVsGYOLnyGSONhaJaoRB3NbOv.jpeg" alt="" width="800" height="450"></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;"><img src="//image.lceda.cn/pullimage/WX1V6Ezh0aSjjmAKcwxfbv4b4qfVb6IWla95uhQE.jpeg" alt="" width="800" height="450"></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;"> </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;">*2、项目属性</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;">首次公开,原创</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;"> </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;">CC BY-NC-SA 4.0</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;"><a href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.zh-hans" target="_blank">Deed - 署名—非商业性使用—相同方式共享 4.0 协议国际版 - Creative Commons</a></p> <h2 id="rights"><span style="font-size: 12px;">您可以自由地:</span></h2> <ol> <li><span style="font-size: 12px;"><strong>共享 </strong>— 在任何媒介以任何形式复制、发行本作品</span></li> <li><span style="font-size: 12px;"><strong>演绎 </strong>— 修改、转换或以本作品为基础进行创作</span></li> <li><span style="font-size: 12px;">只要你遵守许可协议条款,许可人就无法收回你的这些权利。</span></li> </ol> <h2 id="terms"><span style="font-size: 12px;">惟须遵守下列条件:</span></h2> <ol> <li class="cc-by"><span style="font-size: 12px;"><strong>署名 </strong>— 您必须给出 <a id="src-appropriate-credit" href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.zh-hans#ref-appropriate-credit" target="_blank">适当的署名 </a>,提供指向本许可协议的链接,同时 <a id="src-indicate-changes" href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.zh-hans#ref-indicate-changes" target="_blank">标明是否(对原始作品)作了修改 </a>。您可以用任何合理的方式来署名,但是不得以任何方式暗示许可人为您或您的使用背书。</span></li> <li class="cc-nc"><span style="font-size: 12px;"><strong>非商业性使用 </strong>— 您不得将本作品用于 <a id="src-commercial-purposes" href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.zh-hans#ref-commercial-purposes" target="_blank">商业目的 </a>。</span></li> <li class="cc-sa"><span style="font-size: 12px;"><strong>相同方式共享 </strong>— 如果您再混合、转换或者基于本作品进行创作,您必须基于 <a id="src-same-license" href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.zh-hans#ref-same-license" target="_blank">与原先许可协议相同的许可协议 </a>分发您贡献的作品。</span></li> <li><span style="font-size: 12px;"><strong>没有附加限制 </strong>— 您不得适用法律术语或者 <a id="src-technological-measures" href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.zh-hans#ref-technological-measures" target="_blank">技术措施 </a>从而限制其他人做许可协议允许的事情。</span></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" 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、硬件部分</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="font-family: arial, helvetica, sans-serif; font-size: 14px;">环境检测部分,采用的是盛思锐的SGP40和sht30,sht30的数据可以用来辅助sgp40的检测结果。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">SGP40 是 Sensirion推出的数字 VOC(挥发性有机化合物)传感器,可轻松集成到空气处理设备和空气质量监测器中。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">SGP40 基于 Sensirion 的 CMOSens® 技术, 数字 I²C 接口、由温度控制的微型加热板以及经湿度补偿处理的室内空气质量信号,能够在单个芯片上提供完整的传感器系统。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">结合 Sensirion 强大的 VOC 算法(SGP40 VOC指数驱动程序包的一部分),传感器信号可直接用于室内空气质量评估,如触发空气处理设备的逐步风扇控制。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">SGP40 将多像素和多热板方法提升到新高度,更加接近单独控制各个传感元件的目标,SGP40 还可大幅降低功耗,因此适用于电池驱动的应用。</span></p> <p><span style="font-family: arial, helvetica, sans-serif; font-size: 14px;">Sensirion 先进的生产流程可确保高度的可重复性和可靠性。最重要的是,SGP40符合RESET®与WELL™相关的健康建筑标准。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/0EJVGdMFhwXT89Dd0tmEMapKiLIDWCllFxqsFORf.png" alt="" width="600" height="505"></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; font-family: arial, helvetica, sans-serif;">使用成兴光的的幻彩LED进行提醒,不同颜色来提示空气质量等级.</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">2020 内封 IC 灯珠是一款集成高质量单线级联恒流驱动 IC 和高质量 RGB LED 芯片的外控恒流 2020 集成灯</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">珠。其中内置控制 IC 是三通道低压 LED 灯串驱动芯片。芯片内部包含数据锁存电路、数据整形处理电路、数</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">据转发电路、双振荡器、PWM 调制电路,以及 R/G/B 三路 LED 驱动电路。 采用单线归零码的通讯协议。芯</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">片在上电复位后,DI 口接收从 MCU 传输过来的数据帧,并通过数据锁存电路将数据帧里的头 24bit 数据锁存</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">下来,并送至 PWM 调制电路,以控制 R/G/B LED 驱动电路的工作。数据帧的头 24bit 数据被锁存下来后,</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">剩余的数据经过内部数据整形处理电路进行整形后,通过数据转发电路及 DO 口转发至下一颗级联的 IC 芯</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">片。如此数据帧每经过一颗灯珠的传输,数据便减少 24bit。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/SUQBtmIDkg0R7KyimZIB9atfhBDIIYH2eZ8oEYya.png" alt="" width="600" height="301"></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="font-size: 14px; font-family: arial, helvetica, sans-serif;">使用一颗蜂鸣器,与光信号进行辅助提醒,根据污染程度,发出刺耳的声音,提醒及时透气</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/TfjXtHDZFE0cijHXecooCB2C8tGDDWaLITtZa9NQ.png" alt="" width="492" height="482"></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="font-size: 14px; font-family: arial, helvetica, sans-serif;">系统采用了3.3v的LDO  ME6206 进行供电,是高纹波抑制率、低功耗、低压差,具有过流和短路保护的 CMOS 降压型电压稳压器。</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" style="line-height: 1.8;"><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">具有很低的静态偏置电流(8.0μA Typ.),它们能在输入、输出电压差极小的情况下提 300mA 的输出电流,并且仍能保持良好的调整率。由于输入输出</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">间的电压差很小和静态偏置电流很小,这些器件特别适用于希望延长有用电池寿命的电池供电类产品。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/Pp285nQ4fAGT8qG80sLmqTLU4CzJHemQrq05fPbf.png" alt="" width="600" height="282"></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="font-size: 14px; font-family: arial, helvetica, sans-serif;">锂电池采用WINSOK(微硕)的WST4054A进行充电,无需外接检测电阻,其内部采用MOSFET结构,因此无需外接反向二极管。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">WST4054A在大功率和高环境温度下可以调节充电电流以限制芯片温度。它的充电电压固定在 4.2V,充电电流可以通过外置一个电阻器进行调节。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">当达到浮充电压并且充电电流下降到设定电路的 1/10 时,WST4054A自动终止充电过程。当输入电压移开之后,WST4054A自动进入低电流模式,从电池吸取少于 2uA 的电流。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">当WST4054A进入待机模式时,供电电流小于 25uA。</span><br><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">WST4054A还可以监控充电电流,具有电压检测、自动循环充电的特性,并且具有一个指示管脚指示充电终止状态和输入电压状态。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/v5n1MK8CV2n5SCO0OKL8fLcIm48JJvY3Cou7CFUd.png" alt="" width="600" height="418"></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="font-size: 14px; font-family: arial, helvetica, sans-serif;">显示器,选用了一块半反半透的彩屏,白天强光下有良好的可视效果,支持spi总线通信。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">接口采用了中国星坤的板对板连接器X0400FVS-10-LPV01</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/AICasn6CQexjrYhXaEQ09CmJZkG2jHde2VlwXgY3.png" alt="" width="600" height="437"></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="font-size: 14px; font-family: arial, helvetica, sans-serif;">主控采用Nordic半导体的NRF52进行基础构建,支持蓝牙 4.2 和蓝牙 5.0;芯片自带高性能 ARM CORTEX-M4 内核,</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">采用 32M 工业级晶振,并拥有 UART、I2C、SPI、ADC、DMA、PWM 等丰富的外设资源;</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">32k时钟晶振选用了YXC扬兴晶振的XKHEL89CGI-112YLC-32.768K</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="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/3koHrjloKX1FbpamvA82Y0G5s3OmIIge1q5lTYLB.png" alt="" width="800" height="472"></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="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> <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><a href="https://github.com/MakerM0/FreshWatch" target="_blank">源代码详见附件和</a><span style="font-size: 16px; color: #000000;"><a style="color: #000000;" href="https://github.com/MakerM0/FreshWatch" target="_blank">仓库</a></span></p> <p> </p> <p><span style="color: #3598db;"><em>C语言开发</em></span></p> <p><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">在VS code中,使用Platformio环境进行开发</span></p> <p> </p> <p><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;"><img src="//image.lceda.cn/pullimage/9flIVgm9ZKYIIzLK73e7BBrDvLFaqiEbvdmJHuRF.png"></span></p> <p> </p> <p><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">在烧录前,需要先使用烧录工具比如jlink安装bootloader(见附件freshwatch_nrf52840_bootloader-0.9.2_s140_6.1.1.hex),然后直接编译此代码进行下载。</span></p> <p><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">以后若要更新固件,可连接USB线,然后通过菜单进入UF2模式,将flash.uf2文件拖入U盘即可。</span></p> <p><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">每次编译都会自动生成flash.uf2文件,方便更新</span></p> <p><span style="font-size: 14px; font-family: arial, helvetica, sans-serif;">pages内存放各个app功能相关的内容,可按照template文件夹的内容规则进行编写,依次填充这些函数</span></p> <div><span style="font-family: 'times new roman', times, serif;"><code><img style="font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;" src="//image.lceda.cn/pullimage/vDwFYpna6m5rLQCggN0Wd6MVq7aAOPgcENakVj1T.png" alt="" width="273" height="270"><img src="//image.lceda.cn/pullimage/Wbza4xPclZpGuXMtIWRqK8IimB0FTJcdWHHkxtlZ.png" alt="" width="384" height="596"></code></span><span style="font-family: 'times new roman', times, serif;"><code></code></span></div> <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="color: #3598db;"><em>python语言开发</em></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="font-size: 14px; font-family: arial, helvetica, sans-serif;">同样需要先烧录bootloader,然后将firmware_9.1.1_0826.uf2拖入生成的u盘中。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">此固件使用的是外部flash作为代码的存储系统,因此,若要使用此python框架,必须要焊接flash芯片。</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="font-size: 14px; font-family: arial, helvetica, sans-serif;">可参考circuitpython官网进行进一步开发</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;"> </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;"> </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;">注:若您的项目涉及软件开发,请在附件上传对应的工程源码。这里可以详细说明您的软件流程图、功能模块框图、相关算法的解释或科普、源码结构、编译环境的搭建和配置、源码编译方法、程序烧录方法等。推荐图文并茂的形式向别人介绍您的想法。</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;">*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;"><img src="//image.lceda.cn/pullimage/kzyVdUqKOL5y6NZhjhefxC52ZGxYzibc3x0PXZEV.png" alt="" width="1200" height="523"></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-family: impact, sans-serif;">EXTRA</span></p> <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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">如果想要背光的话,请不要焊接蜂鸣器,将背光板的正负极焊接到蜂鸣器的焊盘上即可。<span style="background-color: #e03e2d; color: #ecf0f1;"><a style="color: #ecf0f1; background-color: #e03e2d;" href="https://item.taobao.com/item.htm?_u=49qfoh8c535&id=673729824319" target="_blank">背光板链接</a></span></span></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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">建议把主控模块的屏蔽罩拆掉,这样方便安装屏幕和背光板,排线不会被过度挤压</span></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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">屏幕可在老王电子数码DIY找到</span></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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">电池选用 402030锂电池,原理图中有器件编号</span></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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">表带为20mm</span></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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">3D外壳打印,可选fdm或光固化方式,详细打印<span style="background-color: #e03e2d; color: #c2e0f4;"><a style="background-color: #e03e2d; color: #c2e0f4;" href="https://makeronline.com/en/model/Fresh%20Watch/48677.html" target="_blank">文件链接</a></span></span></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;"><span style="color: #3598db; font-size: 14px; font-family: arial, helvetica, sans-serif;">屏幕面板,可在立创商城制作,源文件详见EDA工程</span></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" 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;"> </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;">注:项目涉及的BOM清单。在<span style="text-decoration: underline;"><a href="https://lceda.cn/editor" target="_blank">嘉立创EDA</a> </span>生成/上传设计文件后,BOM将自动生成至项目详情;建议包括型号、品牌、名称、封装、采购渠道、用途等内容。具体内容和形式应以表达清楚项目构成为准。 </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/Yu9lX509sif0uiOIPLy4dByvy9yYXrs9vvatbvpa.png" alt="" width="800" height="384"></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/d1bbfd69f9404f56901a0e7b849b7245.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;">* 8、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;"><a href="/posts/de460543d4cf4dacb5f0326612455578" target="_blank">前往查看更多详情 ></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>

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附件

附件名 下载
freshwatch_nrf52840_bootloader-0.9.2_s140_6.1.1.hex
firmware_cpy9.1.1_0826.uf2
BOM_v1.3_Schematic1_3_2024-10-04.xlsx
flash.uf2
watch_gfx.zip

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mfdfhkjhkh 回复
<p>作者请问PCB在哪里绘制的?</p>
M0dular 回复
<p>@8020didi在页面最下面,点击 这个按钮即可获取到源文件<img src="//image.lceda.cn/pullimage/25dG1IY6LaoINydCPJoE4HU2eWjAwwx39L33raVx.webp" alt="图片"></p>
立创电赛 回复
<p>恭喜您的作品入围“盛思锐传感器”第九届立创电子设计开源大赛前10名,具体奖项将在颁奖典礼上揭晓~</p>
Fang_fang 回复
<p>获取不到源文件呀,什么情况呢?<img src="//image.lceda.cn/pullimage/B1yVeiOy0kgJP6Uo5G2FDk8QPsz1mdzntAe5HFic.webp" alt="图片"></p>
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