<p><div class="document"> <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;">&nbsp;</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;"><em> 1、项目功能介绍</h3> <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;">使用墨水屏作为显示屏，以实现低功耗，esp32s3作为主控芯片，联网获得天气数据以及同步时间，使用盛思锐SHT40获得温湿度数据。</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/oshwhub/d64b888d869b43679d7dbacc487d08bf.jpg" alt="" width="735" height="501" /></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;"></em>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;">未曾获奖。</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;"><em> 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: #000000; font-size: 14px;">GPL3.0开源协议</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;"></em>4、硬件部分</h3> <hr class="horizontal-splitline normal-bold-2" /> <h4 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;">1：ESP32S3主控</h4> <p><img src="//image.lceda.cn/oshwhub/3778ee869b1a47d89e69ac729901d1a1.jpg" alt="" width="551" height="544" /></p> <p>esp32s3模组外围元件简单，焊接方便，板上留有串口烧录接口，也可直接使用usb口下载和调试。</p> <p>&nbsp;</p> <h4>2：盛思锐SHT40温湿度传感器</h4> <p><img src="//image.lceda.cn/oshwhub/352d0d37be494fe4b89ccae00df54689.jpg" alt="" width="479" height="443" /></p> <p>盛思锐SHT40温湿度传感器，使用iic通讯，数据获取很方便。</p> <p>&nbsp;</p> <h4>3：电源控制</h4> <p><img src="//image.lceda.cn/oshwhub/eba1dd1c6a004246b51e30bb88bfcea6.jpg" alt="" width="989" height="359" /></p> <p>接入usb时U4断开，不使用电池供电，不接usb时U4导通，使用电池供电，滑动开关用于切断电源，使用AP2112K-3.3TRG1低压差ldo获得3.3v电压。</p> <p>&nbsp;</p> <h4>4：锂电池充电</h4> <p><img src="//image.lceda.cn/oshwhub/4ad0d8fad5f74c3090ba0cc689f46870.jpg" alt="" width="850" height="396" /></p> <p>使用TP4057对锂电池充电，带电池正负极反接保护，R6控制充电电流，两个led指示灯放在usb接口处，方便观察充电状态。</p> <p>&nbsp;</p> <h4>5：测量电池电压</h4> <p><img src="//image.lceda.cn/oshwhub/eec761d4e7684da3a5b60720a1aa14c3.jpg" alt="" width="809" height="422" /></p> <p>ADC_BAT_CT输出高电平，U8导通，然后U7导通，之后使用ADC_BAT引脚测量电池电压。</p> <p>&nbsp;</p> <h4>6：墨水屏</h4> <p><img src="//image.lceda.cn/oshwhub/f69316337e9f47339414196d78b669e5.jpg" alt="" width="892" height="469" /></p> <p>使用二手价签拆机三色墨水屏，型号为WFT029CZ10，只是用黑白时可以实现局刷。</p> <p>C12和C15耐压至少25V。</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;"><em>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;">屏幕老化较为严重，修改lut，增加黑白转换时间，使显示更明显一点。</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/oshwhub/646d8995660a454ea2baedb28f7e5452.jpg" alt="" width="881" height="640" /></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;">&nbsp;</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;"></em>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;">嘉立创EDA生成，见项目详情。</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;">&nbsp;</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;"><em>7、大赛LOGO验证</h3> <hr class="horizontal-splitline normal-bold-2" /> <p style="line-height: 1.8;">&nbsp;</p> <p style="line-height: 1.8;"><img src="//image.lceda.cn/oshwhub/c9f6a5c5f452405887b8ee3820f78c78.jpg" alt="" width="800" height="600" /><img src="//image.lceda.cn/oshwhub/e767a83119ba44758467b7f3469331ce.jpg" alt="" width="800" height="600" /></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;">&nbsp;</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;">&nbsp;</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;"></em> 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;"><img src="//image.lceda.cn/oshwhub/e5e828b392394ce3aa168eef3fa1ae12.jpg" alt="" width="800" height="600" /></p> <p style="line-height: 1.8;">温湿度，时间，天气。</p> <p style="line-height: 1.8;">&nbsp;</p> <p style="line-height: 1.8;"><img src="//image.lceda.cn/oshwhub/2dd95204cc5b44f994b5ad9652fe9cfe.jpg" alt="" width="800" height="600" /></p> <p style="line-height: 1.8;">只显示温湿度</p> <p style="line-height: 1.8;">&nbsp;</p> <p style="line-height: 1.8;"><img src="//image.lceda.cn/oshwhub/20394ebac9c54d9dbf9843e7307bf0b5.jpg" alt="" width="800" height="600" /></p> <p style="line-height: 1.8;">SmartConfig配网</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;">&nbsp;</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;">&nbsp;</p> </div></p>