【2024 DigiKey 创意大赛】D6T非接触温度传感器调试

pomin

【2024 DigiKey 创意大赛】D6T非接触温度传感器调试 [复制链接]

 

<i class="pstatus"> 本帖最后由 pomin 于 2024-8-22 00:28 编辑 </i> 这次活动选的传感器是欧姆龙的 D6T-1A-02，下载了规格书看到是 I2C 接口通讯 <ignore_js_op> <img style="cursor:pointer;" id="aimg_834487" aid="834487" src="static/image/common/none.gif" onclick="zoom(this, this.getAttribute('zoomfile'), 0, 0, '0')" zoomfile="data/attachment/forum/202408/22/002550feek115aae5i426e.png" file="data/attachment/forum/202408/22/002550feek115aae5i426e.png.thumb.jpg" inpost="1" onmouseover="showMenu({'ctrlid':this.id,'pos':'12'})" /> <div class="tip tip_4 aimg_tip" id="aimg_834487_menu" style="position: absolute; display: none" disautofocus="true"> <div class="xs0"> <p><strong>1. D6T 调试_figure_1.png</strong> <em class="xg1">(165.1 KB, 下载次数: 0)</em></p> <p> <a href="javascript:;" class="loginf" >下载附件</a> <a href="javascript:;" onclick="showWindow(this.id, this.getAttribute('url'), 'get', 0);" id="savephoto_834487" url="home.php?mod=spacecp&ac=album&op=saveforumphoto&aid=834487&handlekey=savephoto_834487">保存到相册</a> </p> <p class="xg1 y">2024-8-22 00:25 上传</p> </div> <div class="tip_horn"></div> </div> </ignore_js_op> 接口座子的型号是 GH1.25 4P 带锁扣，开发板的排针都是 2.54 间距的，所以还需要整一根 GH1.25 转 2.54 间距的转接线 <ignore_js_op> <img id="aimg_834488" style="cursor:pointer;" aid="834488" src="static/image/common/none.gif" zoomfile="data/attachment/forum/202408/22/002554jan00mc9rmp3qcc9.png" file="data/attachment/forum/202408/22/002554jan00mc9rmp3qcc9.png" class="zoom" onclick="zoom(this, this.src, 0, 0, 0)" width="610" id="aimg_834488" inpost="1" onmouseover="showMenu({'ctrlid':this.id,'pos':'12'})" /> <div class="tip tip_4 aimg_tip" id="aimg_834488_menu" style="position: absolute; display: none" disautofocus="true"> <div class="xs0"> <p><strong>1. D6T 调试_figure_2.png</strong> <em class="xg1">(107.85 KB, 下载次数: 0)</em></p> <p> <a href="javascript:;" class="loginf" >下载附件</a> <a href="javascript:;" onclick="showWindow(this.id, this.getAttribute('url'), 'get', 0);" id="savephoto_834488" url="home.php?mod=spacecp&ac=album&op=saveforumphoto&aid=834488&handlekey=savephoto_834488">保存到相册</a> </p> <p class="xg1 y">2024-8-22 00:25 上传</p> </div> <div class="tip_horn"></div> </div> </ignore_js_op> 打开 D6T 的 user manual 可以看到示例电路图，这模块居然没有板载 I2C 的上拉电阻？？ <ignore_js_op> <img style="cursor:pointer;" id="aimg_834489" aid="834489" src="static/image/common/none.gif" onclick="zoom(this, this.getAttribute('zoomfile'), 0, 0, '0')" zoomfile="data/attachment/forum/202408/22/002554okw282hfj8qocmoy.png" file="data/attachment/forum/202408/22/002554okw282hfj8qocmoy.png.thumb.jpg" inpost="1" onmouseover="showMenu({'ctrlid':this.id,'pos':'12'})" /> <div class="tip tip_4 aimg_tip" id="aimg_834489_menu" style="position: absolute; display: none" disautofocus="true"> <div class="xs0"> <p><strong>1. D6T 调试_figure_3.png</strong> <em class="xg1">(39.84 KB, 下载次数: 0)</em></p> <p> <a href="javascript:;" class="loginf" >下载附件</a> <a href="javascript:;" onclick="showWindow(this.id, this.getAttribute('url'), 'get', 0);" id="savephoto_834489" url="home.php?mod=spacecp&ac=album&op=saveforumphoto&aid=834489&handlekey=savephoto_834489">保存到相册</a> </p> <p class="xg1 y">2024-8-22 00:25 上传</p> </div> <div class="tip_horn"></div> </div> </ignore_js_op> 也可以看到 D6T-1A-02 的 I2C 协议数据包，从机地址是 0x0A，时钟速度 100kHz，写一个 0x4C 的命令后读取 5 个字节的数据 <ignore_js_op> <img style="cursor:pointer;" id="aimg_834490" aid="834490" src="static/image/common/none.gif" onclick="zoom(this, this.getAttribute('zoomfile'), 0, 0, '0')" zoomfile="data/attachment/forum/202408/22/002554vsykpjqj8oskf8yz.png" file="data/attachment/forum/202408/22/002554vsykpjqj8oskf8yz.png.thumb.jpg" inpost="1" onmouseover="showMenu({'ctrlid':this.id,'pos':'12'})" /> <div class="tip tip_4 aimg_tip" id="aimg_834490_menu" style="position: absolute; display: none" disautofocus="true"> <div class="xs0"> <p><strong>1. D6T 调试_figure_4.png</strong> <em class="xg1">(56.07 KB, 下载次数: 0)</em></p> <p> <a href="javascript:;" class="loginf" >下载附件</a> <a href="javascript:;" onclick="showWindow(this.id, this.getAttribute('url'), 'get', 0);" id="savephoto_834490" url="home.php?mod=spacecp&ac=album&op=saveforumphoto&aid=834490&handlekey=savephoto_834490">保存到相册</a> </p> <p class="xg1 y">2024-8-22 00:25 上传</p> </div> <div class="tip_horn"></div> </div> </ignore_js_op> <ignore_js_op> <img style="cursor:pointer;" id="aimg_834491" aid="834491" src="static/image/common/none.gif" onclick="zoom(this, this.getAttribute('zoomfile'), 0, 0, '0')" zoomfile="data/attachment/forum/202408/22/002555qtsw2eeaun5wg2de.png" file="data/attachment/forum/202408/22/002555qtsw2eeaun5wg2de.png.thumb.jpg" inpost="1" onmouseover="showMenu({'ctrlid':this.id,'pos':'12'})" /> <div class="tip tip_4 aimg_tip" id="aimg_834491_menu" style="position: absolute; display: none" disautofocus="true"> <div class="xs0"> <p><strong>1. D6T 调试_figure_5.png</strong> <em class="xg1">(30.82 KB, 下载次数: 0)</em></p> <p> <a href="javascript:;" class="loginf" >下载附件</a> <a href="javascript:;" onclick="showWindow(this.id, this.getAttribute('url'), 'get', 0);" id="savephoto_834491" url="home.php?mod=spacecp&ac=album&op=saveforumphoto&aid=834491&handlekey=savephoto_834491">保存到相册</a> </p> <p class="xg1 y">2024-8-22 00:25 上传</p> </div> <div class="tip_horn"></div> </div> </ignore_js_op> 然后查到官方提供的有 arduino 的驱动代码， [https://github.com/omron-devhub/d6t-2jcieev01-arduino/blob/master/examples/d6t-1a/d6t-1a.ino](https://github.com/omron-devhub/d6t-2jcieev01-arduino/blob/master/examples/d6t-1a/d6t-1a.ino) 然后用 USB 转 I2C 调试器连接到 D6T 传感器，同时在板子底部的 I2C 接口飞两个4.7k的上拉电阻，复制官方的arduino代码然后修改一下，使用 I2C 协议读取到模块的温度采集数据。 <div id="player_135775d94635f981c51a88baf858526f0" class="localvideo-box"></div><div class="localvideo-title">I2C传感器</div><br/>

Jacktang

好吧，还可以在板子底部的 I2C 接口飞两个4.7k的上拉电阻，强

秦天qintian0303

非接触的原理多数还是红外方式，这个是多少分辨率的？