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href="../../../topics/sdk/mac/mac_user_guide_2.html" id="id-d5856e6011-link">MAC 使用指南</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="chapter-safety-d5856e6083" class="topicref" data-id="chapter-safety" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action chapter-safety-d5856e6083-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-safety-sdk.html" id="chapter-safety-d5856e6083-link">安全</a><div class="wh-tooltip"><p class="shortdesc">SPI ENC、CE、eFuse 等安全模块的介绍和使用说明。</p></div></div></div></li></ul></li></ul></div>
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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/cap/cap_test.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">测试指南</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 1 minute(s)
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</div><div class="- topic/body body"><section class="- topic/section section" id="id__section_i5v_gpf_fdc" data-ofbid="id__section_i5v_gpf_fdc"><h2 class="- topic/title title sectiontitle">测试环境</h2>
|
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|
||
<ul class="- topic/ul ul" id="id__ul_wyq_nvh_fdc" data-ofbid="id__ul_wyq_nvh_fdc"><li class="- topic/li li" data-ofbid="d105849e25__20250121171540"><strong class="+ topic/ph hi-d/b ph b">硬件</strong><ul class="- topic/ul ul simple" id="id__ul_g15_mvh_fdc" data-ofbid="id__ul_g15_mvh_fdc"><li class="- topic/li li" data-ofbid="d105849e29__20250121171540">
|
||
<p class="- topic/p p" data-ofbid="d105849e31__20250121171540">开发板</p>
|
||
</li><li class="- topic/li li" data-ofbid="d105849e34__20250121171540">
|
||
<p class="- topic/p p" data-ofbid="d105849e36__20250121171540">信号发生器</p>
|
||
</li></ul></li><li class="- topic/li li" data-ofbid="d105849e39__20250121171540"><strong class="+ topic/ph hi-d/b ph b">软件</strong><ul class="- topic/ul ul simple" id="id__ul_h15_mvh_fdc" data-ofbid="id__ul_h15_mvh_fdc"><li class="- topic/li li" data-ofbid="d105849e43__20250121171540">
|
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<p class="- topic/p p" data-ofbid="d105849e45__20250121171540">PC 端的串口终端软件，用于 PC 和开发板进行串口通信</p>
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</li><li class="- topic/li li" data-ofbid="d105849e48__20250121171540">
|
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<p class="- topic/p p" data-ofbid="d105849e50__20250121171540"><span class="- topic/ph ph">Luban-Lite</span> 自带的 <code class="+ topic/ph pr-d/codeph ph codeph">test_cap</code> 命令行工具</p>
|
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</li></ul></li></ul>
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</section><section class="- topic/section section" id="id__section_ilk_4tn_tdc" data-ofbid="id__section_ilk_4tn_tdc"><h2 class="- topic/title title sectiontitle">软件配置</h2>
|
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<div class="- topic/p p" data-ofbid="d105849e64__20250121171540">
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<ol class="- topic/ol ol" data-ofbid="d105849e66__20250121171540"><li class="- topic/li li" data-ofbid="d105849e67__20250121171540">
|
||
<div class="- topic/p p" data-ofbid="d105849e69__20250121171540">在 <span class="- topic/ph ph">Luban-Lite</span> 根目录下执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --menuconfig</span>，进入
|
||
menuconfig 的功能配置界面，按如下选择打开 <code class="+ topic/ph pr-d/codeph ph codeph">test_cap</code>
|
||
命令行工具：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_i15_mvh_fdc" data-ofbid="id__codeblock_i15_mvh_fdc">Drivers options --->
|
||
Drivers examples --->
|
||
[*] Enable CAP driver test command
|
||
</pre></div>
|
||
</li><li class="- topic/li li" data-ofbid="d105849e83__20250121171540">
|
||
<p class="- topic/p p" data-ofbid="d105849e85__20250121171540">同时，按照如下选择，打开中断打印配置：</p>
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_j15_mvh_fdc" data-ofbid="id__codeblock_j15_mvh_fdc">Rt-Thread options --->
|
||
RT-Thread Components --->
|
||
Utilities --->
|
||
[*] Enable ISR log.
|
||
</pre>
|
||
</li></ol>
|
||
</div>
|
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</section><section class="- topic/section section" id="id__section_f4v_qvh_fdc" data-ofbid="id__section_f4v_qvh_fdc"><h2 class="- topic/title title sectiontitle">测试 CAP</h2>
|
||
|
||
<p class="- topic/p p" data-ofbid="d105849e98__20250121171540">信号发生器配置输出 3.3 V、 适当周期和占空比的方波，接入 PC6 （以 CAP0 输入引脚为例）。</p>
|
||
<div class="- topic/p p" data-ofbid="d105849e101__20250121171540">在命令行中执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_cap0</span>
|
||
进行测试。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_l15_mvh_fdc" data-ofbid="id__codeblock_l15_mvh_fdc">test_cap <span class="hl-number">0</span></pre></div>
|
||
<div class="- topic/p p" data-ofbid="d105849e109__20250121171540">在下列输出示例中，可以看到系统捕获了以下方波类型：<ul class="- topic/ul ul simple" id="id__ul_m15_mvh_fdc" data-ofbid="id__ul_m15_mvh_fdc"><li class="- topic/li li" data-ofbid="d105849e112__20250121171540">
|
||
<p class="- topic/p p" data-ofbid="d105849e114__20250121171540">占空比 29.99%，频率为 999HZ 的方波。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d105849e117__20250121171540">
|
||
<p class="- topic/p p" data-ofbid="d105849e119__20250121171540">占空比 79.99%，频率为 16668Hz 的方波。</p>
|
||
</li></ul><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_qdg_ftn_tdc" data-ofbid="id__codeblock_qdg_ftn_tdc">cap0: freq:<span class="hl-number">999</span>Hz, duty:<span class="hl-number">29.99</span>%
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
cap0: pulsewidth:<span class="hl-number">1000</span> us
|
||
......
|
||
cap0: freq:<span class="hl-number">16668</span>Hz, duty:<span class="hl-number">79.99</span>%
|
||
cap0: pulsewidth:<span class="hl-number">60</span> us
|
||
cap0: pulsewidth:<span class="hl-number">60</span> us
|
||
cap0: pulsewidth:<span class="hl-number">60</span> us
|
||
cap0: pulsewidth:<span class="hl-number">60</span> us
|
||
cap0: pulsewidth:<span class="hl-number">60</span> us
|
||
cap0: pulsewidth:<span class="hl-number">59</span> us
|
||
cap0: pulsewidth:<span class="hl-number">59</span> us
|
||
cap0: pulsewidth:<span class="hl-number">59</span> us
|
||
cap0: pulsewidth:<span class="hl-number">59</span> us
|
||
cap0: pulsewidth:<span class="hl-number">59</span> us
|
||
cap0: pulsewidth:<span class="hl-number">59</span> us
|
||
......
|
||
</pre></div>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#id__section_i5v_gpf_fdc" data-tocid="id__section_i5v_gpf_fdc">测试环境</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_ilk_4tn_tdc" data-tocid="id__section_ilk_4tn_tdc">软件配置</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_f4v_qvh_fdc" data-tocid="id__section_f4v_qvh_fdc">测试 CAP</a></div></li></ul></div>
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