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‎blog/EmoeDAQ/emoedaq-24.html

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<title>EmoeDAQ-24 - Emoe R&D</title>
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<script type="text/javascript">metadata = {"tags": [], "date": "2024-12-17", "update": [], "ts": 1734410545, "author": "Floydfish", "brief": "", "cover": ""}</script>
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<script type="text/javascript">metadata = {"tags": [], "date": "2025-02-28", "update": [], "ts": 1740762286, "author": "Floydfish", "brief": "", "cover": ""}</script>
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‎blog/EmoePulse/emoepulse.html

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<title>EmoePulse - Emoe R&D</title>
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<script type="text/javascript">metadata = {"tags": [], "date": "2024-12-17", "update": [], "ts": 1734410545, "author": "CNPP", "brief": "", "cover": ""}</script>
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<script type="text/javascript">metadata = {"tags": [], "date": "2025-02-28", "update": [], "ts": 1740762286, "author": "CNPP", "brief": "", "cover": ""}</script>
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‎blog/EmoeSMU/emoesmu.html

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<title>EmoeSMU - Emoe R&D</title>
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<script type="text/javascript">metadata = {"tags": [], "date": "2024-12-17", "update": [], "ts": 1734410545, "author": "Floydfish", "brief": "", "cover": ""}</script>
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<script type="text/javascript">metadata = {"tags": [], "date": "2025-02-28", "update": [], "ts": 1740762286, "author": "Floydfish", "brief": "", "cover": ""}</script>
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‎projects/EmoeDAQ/emoedaq-manual.html

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‎projects/EmoeDAQ/emoedaq-spec.html

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<meta name="description" content="EmoeDAQ 详细指标">
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<meta name="description" content="EmoeDAQ Datasheet">
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<title>EmoeDAQ 详细指标 - Emoe R&D</title>
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<title>EmoeDAQ Datasheet - Emoe R&D</title>
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<script type="text/javascript">metadata = {"tags": ["analog", "emoedaq"], "date": false, "update": [], "ts": 0, "author": "Floydfish", "brief": "", "cover": ""}</script>
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<li class="not_active with_link"><a href="/projects/EmoeDAQ/emoedaq.html"><span class="label">EmoeDAQ</span><span class=""></span></a></li>
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<li class="active_parent with_link"><a href="/projects/EmoeDAQ/emoedaq.html"><span class="label">EmoeDAQ</span><span class="sub_indicator"></span></a><ul class="show">
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<li class="active with_link"><a href="/projects/EmoeDAQ/emoedaq-spec.html"><span class="label">EmoeDAQ Datasheet</span><span class=""></span></a></li>
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<li class="not_active with_link"><a href="/projects/EmoeDAQ/emoedaq-manual.html"><span class="label">EmoeDAQ 编程参考手册</span><span class=""></span></a></li>
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<h1>EmoeDAQ 详细指标</h1>
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<h1>EmoeDAQ Datasheet</h1>
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<blockquote>
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<p>硬件版本： 1.3.0<br />
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手册版本： 0.1.2<br />
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最后更新时间： 2024-11-16</p>
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<h1 id="EmoeDAQ-%E6%95%B0%E6%8D%AE%E6%89%8B%E5%86%8C">EmoeDAQ 数据手册</h1>
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<p>EmoeDAQ是一款双通道、全差分输入的精密数据采集卡，具有±5V输入范围和24bit/32bit分辨率（24bit下，1 LSB等于0.6uV），同时具有极低的Noise Floor、极高的输入阻抗、低输入偏置电流，非常适合用于精密直流数据采集应用。</p>
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<blockquote>
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<p>硬件版本： 1.4.0<br />
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手册版本： 0.1.3<br />
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最后更新时间： 2025-02-28</p>
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<h1 id="EmoeDAQ%E7%89%B9%E6%80%A7%E6%A6%82%E8%A7%88">EmoeDAQ特性概览</h1>
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<h2 id="EmoeDAQ%E7%89%B9%E6%80%A7%E6%A6%82%E8%A7%88">EmoeDAQ特性概览</h2>
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<ul>
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<li>测量端与数据接口全电气隔离，耐压1.5kV，真浮地测量</li>
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<li>2个全差分输入通道，双极性电压测量</li>
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<li>支持用户自定义校准</li>
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<li>兼容标准SCPI指令集</li>
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</ul>
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<h1 id="EmoeDAQ%E5%85%B8%E5%9E%8B%E5%BA%94%E7%94%A8">EmoeDAQ典型应用</h1>
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<h2 id="EmoeDAQ%E5%85%B8%E5%9E%8B%E5%BA%94%E7%94%A8">EmoeDAQ典型应用</h2>
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<ul>
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<li>传感器数据采集</li>
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<li>精密电压测量与长时间观测</li>
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<li>1/f噪声测量</li>
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<li>低频交流信号精密分析</li>
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<li>自定义测试系统组件</li>
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<p>搭配Emoe R&amp;D提供的选件，可实现如下应用：</p>
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<p>搭配Emoe R&amp;D提供的开源选件，可实现如下应用：</p>
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<ul>
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<li>精密RTD/热电偶温度测量（RTD/热电偶选件）</li>
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<li>双向低边电流测量（检流电阻选件）</li>
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<li>超宽动态范围I-V变换电流测量（与EmoeFemto搭配使用）</li>
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<li>超低噪声测量，nV-Meter（nV-Meter前端选件）</li>
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<li>多通道电信号扫描测量（扫描卡选件）</li>
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</ul>
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<h2 id="%E7%89%A9%E7%90%86%E6%8E%A5%E5%8F%A3%E4%B8%8E%E6%A0%87%E8%AF%86">物理接口与标识</h2>
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<ul>
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<li>外壳尺寸100mm / 66mm / 27mm（长宽高），与EmoeNAP相同大小</li>
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<li>后面板：<ul>
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<li>Type-C，用于供电+VCP串口通信</li>
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<li>SCPI通信错误状态指示LED、内部温度状态指示LED</li>
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</ul>
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</li>
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<li>前面板：<ul>
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<li>8PIN 2.54mm间距插拔接线端子（KF-2.54），用于输入全差分模拟信号</li>
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<li>2*3PIN 2.54mm牛角座，用于内部低噪声稳压电源输出，对外I2C接口（连接选件）</li>
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<li>输入过载指示灯（差分电压大于5V时，亮红灯）</li>
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</ul>
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</li>
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<li>（板内留有SWD接口，方便用户更新固件（一点也不方便））</li>
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<li>电源<ul>
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<li>USB端口供电，电压为+5V±5%</li>
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</ul>
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</li>
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</ul>
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<h2 id="%E9%80%9A%E4%BF%A1%E4%B8%8E%E5%8D%8F%E8%AE%AE">通信与协议</h2>
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<ul>
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<li>通过USB-VCP（Virtual COM Port）与PC通信</li>
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<li>兼容标准SCPI指令集，同时DAQ部分兼容ADI的ADMX3652模块指令集</li>
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</ul>
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<h2 id="%E6%B5%8B%E9%87%8F%E7%AB%AF%E5%8F%82%E6%95%B0">测量端参数</h2>
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<ul>
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<li>测量端与供电端电气隔离（绝缘等级1.5kV），可实现真正的浮地测量</li>
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<li>每个输入端输入阻抗&gt;10GΩ，输入偏置电流＜300pA（+2.5V/-2.5V输入下）</li>
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<li>全差分输入测量范围为-5V至+5V（常用的单端测量接法是将IN-接GND，IN+接输入电压）</li>
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<li>输入端极限过载电压为9V，内部设有气体放电管及PTC熔丝用于过载保护（长时间过载将损坏前端，不建议在信号幅度超出输入范围的场合使用）</li>
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