<div> <h3 style="line-height:1.8">* 1、项目功能介绍</h3> <hr> <p style="line-height:1.8">温湿度计，通过MCU读取温湿度传感器数据并且通过数码管显示。</p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">*2、项目属性</h3> <hr> <p style="line-height:1.8">首次公开，基于第九届立创电赛项目。</p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">* 3、开源协议</h3> <hr> <p style="line-height:1.8">GPL3.0</p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">*4、硬件部分</h3> <hr> <p style="line-height:1.8">1、主控：STM32G030K6T6</p> <p style="line-height:1.8"><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">一款</span><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve;background-color:#ffffff">由意法半导体（STMicroelectronics）生产的32位微控制器（MCU），32KB Flash和8KB RAM，足以完成本项目任务；</span></p> <p style="line-height:1.8"><img src="//image.lceda.cn/pullimage/HEG3MfVW9HaOQKwsUFWP8qcaH51Iuxqpi1diN2ow.png" alt="" width="1000" height="399"></p> <p style="line-height:1.8"><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve;background-color:#ffffff">2、传感器：</span><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, Helvetica Neue, helvetica, segoe ui, arial, roboto, PingFang SC, miui, Hiragino Sans GB, Microsoft Yahei, sans-serif"><span style="letter-spacing:0.25px;white-space-collapse:preserve">SHT40-AD1B-R2</span></span></p> <p style="line-height:1.8"><span style="white-space-collapse:preserve;background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px">一款</span><span style="white-space-collapse:preserve;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;background-color:#ffffff">由盛思瑞（</span><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve;background-color:#ffffff">Sensirion）公司生产的高精度数字温湿度传感器，以其</span><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">出色的性价比、高测量精度与简单的使用方法而受到本项目青睐；</span></p> <p style="line-height:1.8"><img src="//image.lceda.cn/pullimage/Fal7NW64Cq62OxCqgTYbwNj8uwOPh3UTMYAzV1M2.png" alt="" width="1000" height="571"></p> <p style="line-height:1.8"><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">3、显示：</span><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, Helvetica Neue, helvetica, segoe ui, arial, roboto, PingFang SC, miui, Hiragino Sans GB, Microsoft Yahei, sans-serif"><span style="letter-spacing:0.25px;white-space-collapse:preserve">SN74HC595PWR + 三位共阴极数码管</span></span></p> <p style="line-height:1.8"><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve;background-color:#ffffff">SN74HC595PWR 是由德州仪器（Texas Instruments）生产的一款属于74HC系列的8位串行输入并行输出移位寄存器。本项目通过MCU驱动该移位寄存器进而驱动数码管显像；</span></p> <p style="line-height:1.8"><img src="//image.lceda.cn/pullimage/oC5OhNKvg2rW4wf7criDo5rOWpW5Fi2seDKs34dy.png" alt="" width="1000" height="287"></p> <p style="line-height:1.8"><span style="color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve;background-color:#ffffff">4、电源：</span><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">ME6211C33M5G-N</span></p> <p style="line-height:1.8"><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">本项目通过Type-c接口获得+5V电源。</span></p> <p style="line-height:1.8"><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">由于MCU工作电压3.0-3.6V、传感器工作电压1.08-3.6V、移位寄存器2.0-6.0V，故本项目通过低压差线性稳压器（Low Dropout Regulator）降压得到+3.3V电压，为主控以及外设等供电</span><span style="background-color:#ffffff;color:#060607;font-family:-apple-system, blinkmacsystemfont, 'Helvetica Neue', helvetica, 'segoe ui', arial, roboto, 'PingFang SC', miui, 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;letter-spacing:0.25px;white-space-collapse:preserve">。</span></p> <p style="line-height:1.8"><img src="//image.lceda.cn/pullimage/YKWp6orYYzJ0EnvF7s7tCFudLTdxDMijbRHzeVh3.png" alt="" width="1000" height="321"></p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">*5、软件部分</h3> <hr> <p style="line-height:1.8">本项目软件部分基于第九届立创电赛原项目，具体参见：<a href="https://www.yuque.com/wldz/jlceda" target="_blank">嘉立创EDA课程项目文档 (yuque.com)</a></p> <p style="line-height:1.8">本项目提供烧录文件，文件见附件“project.hex”，请使用stlink连接板上预留接口进行烧录，具体方法不再赘述。</p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">*6、BOM清单</h3> <hr> <p style="line-height:1.8">请参考原理图标注</p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">*7、大赛LOGO验证</h3> <hr> <p style="line-height:1.8"><img src="//image.lceda.cn/pullimage/vptSpSiDFs3ObHQwbuFtgyu8PR9XvGVZ85LBt8QQ.jpeg" alt="" width="1000" height="750"></p> <p style="line-height:1.8"> </p> <h3 style="line-height:1.8">* 8、演示您的项目并录制成视频上传</h3> <hr> <p style="line-height:1.8">见附件</p> <p style="line-height:1.8"> </p> </div>