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<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://aicdocco/taskstopics/sdk/psadc/psadc_user_guide.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">PSADC 使用指南</h1>
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<div class="date inPage">16 May 2025</div><div style="color: gray;"></div>
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<p class="- topic/p p" data-ofbid="d168686e28__20250519091523">PSADC 主要功能是将外部的模拟信号转成数字信号,然后上报给 CPU。</p>
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<div class="table-container"><table class="- topic/table table frame-all" id="id__table_cg2_vg3_fdc" data-ofbid="id__table_cg2_vg3_fdc" data-cols="3"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">术语定义</span></caption><colgroup><col style="width:21.691973969631235%"/><col style="width:37.960954446854664%"/><col style="width:40.3470715835141%"/></colgroup><thead class="- topic/thead thead">
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<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_cg2_vg3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d168686e49__20250519091523">术语</p></th>
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_cg2_vg3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d168686e53__20250519091523">定义</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_cg2_vg3_fdc__entry__3"><p class="- topic/p p" data-ofbid="d168686e57__20250519091523">注释说明</p></th>
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<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_cg2_vg3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d168686e67__20250519091523">ADC</p></td>
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_cg2_vg3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d168686e71__20250519091523">Analog Digital Converter</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_cg2_vg3_fdc__entry__3"><p class="- topic/p p" data-ofbid="d168686e75__20250519091523">模拟数字转换器</p></td>
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<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_cg2_vg3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d168686e82__20250519091523">ADCIM</p></td>
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_cg2_vg3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d168686e86__20250519091523">ADC Interface Management</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_cg2_vg3_fdc__entry__3"><p class="- topic/p p" data-ofbid="d168686e90__20250519091523">模数转换管理模块</p></td>
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<tr class="- topic/row">
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<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_cg2_vg3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d168686e97__20250519091523">PSADC</p></td>
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_cg2_vg3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d168686e101__20250519091523">PWM System ADC</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_cg2_vg3_fdc__entry__3"><p class="- topic/p p" data-ofbid="d168686e105__20250519091523">PWM 控制子系统响应模块 </p></td>
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</tr>
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<section class="- topic/section section" id="id__id3" data-ofbid="id__id3"><h2 class="- topic/title title sectiontitle">模块特性</h2>
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<p class="- topic/p p" data-ofbid="d168686e117__20250519091523">PSADC 硬件框图如下:</p>
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<figure class="- topic/fig fig fignone" id="id__id4" data-ofbid="id__id4">
<br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="id__image_dg2_vg3_fdc" src="../../../images/psadc/hw_system2.png" width="288" alt="psadc_hw_system"/></div><br/>
<figcaption data-caption-side="bottom" class="- topic/title title figcapcenter"><span class="figtitleprefix fig--title-label"><span class="fig--title-label-number"> 1</span><span class="fig--title-label-punctuation">. </span></span><span class="fig--title">PSADC 相关模块的硬件框图</span></figcaption></figure>
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<p class="- topic/p p" data-ofbid="d168686e132__20250519091523">PSADC 支持的特性有:</p>
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<ul class="- topic/ul ul simple" id="id__ul_eg2_vg3_fdc" data-ofbid="id__ul_eg2_vg3_fdc">
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<li class="- topic/li li" data-ofbid="d168686e137__20250519091523">
<p class="- topic/p p" data-ofbid="d168686e139__20250519091523">最多支持 16 路模拟信号的输入(<span class="- topic/ph ph">D21x</span> 支持 12 路)</p>
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