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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/psadc/psadc_test_guide.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: 3 minute(s)
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</div><div class="- topic/body body"><section class="- topic/section section" id="id__section_b4t_ch3_fdc" data-ofbid="id__section_b4t_ch3_fdc"><h2 class="- topic/title title sectiontitle">测试环境</h2>
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<ul class="- topic/ul ul" id="id__ul_svb_dh3_fdc" data-ofbid="id__ul_svb_dh3_fdc"><li class="- topic/li li" data-ofbid="d274732e25__20250121171746"><strong class="+ topic/ph hi-d/b ph b">硬件</strong><ul class="- topic/ul ul simple" id="id__ul_qqf_dh3_fdc" data-ofbid="id__ul_qqf_dh3_fdc"><li class="- topic/li li" data-ofbid="d274732e29__20250121171746">
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<p class="- topic/p p" data-ofbid="d274732e31__20250121171746">开发板</p>
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</li></ul></li><li class="- topic/li li" data-ofbid="d274732e34__20250121171746"><strong class="+ topic/ph hi-d/b ph b">软件</strong><ul class="- topic/ul ul simple" id="id__ul_ctm_dh3_fdc" data-ofbid="id__ul_ctm_dh3_fdc"><li class="- topic/li li" data-ofbid="d274732e38__20250121171746">
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<p class="- topic/p p" data-ofbid="d274732e40__20250121171746">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="d274732e43__20250121171746">
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<p class="- topic/p p" data-ofbid="d274732e45__20250121171746">test_psadc 测试程序</p>
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</li></ul></li><li class="- topic/li li" data-ofbid="d274732e48__20250121171746"><strong class="+ topic/ph hi-d/b ph b">软件配置</strong><div class="- topic/div div section" id="id__test-psadc">
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<strong class="+ topic/ph hi-d/b ph b"><code class="+ topic/ph pr-d/codeph ph codeph">test_psadc</code> 配置</strong>
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<div class="- topic/p p" data-ofbid="d274732e58__20250121171746">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
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menuconfig
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的功能配置界面，按如下选择：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_zrb_gh3_fdc" data-ofbid="id__codeblock_zrb_gh3_fdc">Drivers options --->
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Drivers examples --->
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[*] Enable PSADC driver test command</pre></div>
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</div></li></ul>
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</section><section class="- topic/section section" id="id__id5" data-ofbid="id__id5"><h2 class="- topic/title title sectiontitle">RTOS 环境</h2>
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<ul class="- topic/ul ul" id="id__ul_ylw_2qb_pdc" data-ofbid="id__ul_ylw_2qb_pdc"><li class="- topic/li li" data-ofbid="d274732e76__20250121171746">
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<div class="- topic/div div section" id="id__id6">
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<strong class="+ topic/ph hi-d/b ph b"><code class="+ topic/ph pr-d/codeph ph codeph">test_psadc</code> 测试</strong>
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<div class="- topic/p p" data-ofbid="d274732e85__20250121171746">在打开 <code class="+ topic/ph pr-d/codeph ph codeph">test_psadc</code> 的编译后，板子上可直接运行
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<span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_psadc</span>
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命令：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ac4_wqb_pdc" data-ofbid="id__codeblock_ac4_wqb_pdc">test_psadc -h</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_znk_kh3_fdc" data-ofbid="id__codeblock_znk_kh3_fdc">Compile time: Jul <span class="hl-number">26</span> <span class="hl-number">2023</span> <span class="hl-number">08</span>:<span class="hl-number">20</span>:<span class="hl-number">53</span>
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Usage: test_psadc [options]:
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-r, --read Read the adc value
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-t, --voltage Set <strong class="hl-keyword">default</strong> voltage
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-s, --status Show more hardware information
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-n, --number Set the number of samples, <strong class="hl-keyword">default</strong> is <span class="hl-number">10</span>
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-h, --help
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Example: test_psadc -r</pre></div><ul class="- topic/ul ul" id="id__ul_m4d_xqb_pdc" data-ofbid="id__ul_m4d_xqb_pdc"><li class="- topic/li li" data-ofbid="d274732e98__20250121171746">
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<div class="- topic/p p" data-ofbid="d274732e100__20250121171746">ADC 基准参考电压：通过 eFuse 获取的电压。不同产品系列的 ADC 基准参考电压如下所示：<ul class="- topic/ul ul simple" id="id__ul_rff_hh3_fdc" data-ofbid="id__ul_rff_hh3_fdc"><li class="- topic/li li" data-ofbid="d274732e103__20250121171746">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e105__20250121171746">D21x: 3.0 V</p>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e108__20250121171746">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e110__20250121171746">D13x: 2.5 V</p>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e113__20250121171746">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e115__20250121171746">D12x: 2.5 V</p>
|
|||
|
|
</li></ul></div>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e119__20250121171746">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d274732e121__20250121171746">默认电压：无法通过 eFuse 获取电压时才使用的电压。默认电压值配置为如上不同产品系列所对应的 adc 基准参考电压。<div class="- topic/note note tip note_tip" id="id__note_avl_qn3_ddc" data-ofbid="id__note_avl_qn3_ddc"><span class="note__title">提示：</span>
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e125__20250121171746">无法获取 ADC 基准参考电压时，系统会返回信息提示： <samp class="+ topic/ph sw-d/systemoutput ph systemoutput sysout">Failed to
|
|||
|
|
obtainre ference voltage through
|
|||
|
|
efuse</samp>，此时才需执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">-t,
|
|||
|
|
--voltage</span> 命令配置默认电压值。</p>
|
|||
|
|
</div></div>
|
|||
|
|
</li></ul></div>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e136__20250121171746">
|
|||
|
|
<div class="- topic/div div section" id="id__adc">
|
|||
|
|
<strong class="+ topic/ph hi-d/b ph b">ADC 读取测试</strong>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d274732e143__20250121171746">ADC 数据的读取可以使用 Shell 命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_psadc</span>：<ul class="- topic/ul ul" id="id__ul_tfd_qqb_pdc" data-ofbid="id__ul_tfd_qqb_pdc"><li class="- topic/li li" data-ofbid="d274732e149__20250121171746">每次可读取某一个通道中的当前数据：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_tz3_hh3_fdc" data-ofbid="id__codeblock_tz3_hh3_fdc">test_psadc -s</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_hd4_pqb_pdc" data-ofbid="id__codeblock_hd4_pqb_pdc">In PSADC V1.<span class="hl-number">01</span>
|
|||
|
|
enabled <span class="hl-number">3</span> channels: [<span class="hl-number">5</span>][<span class="hl-number">6</span>][<span class="hl-number">7</span>]</pre></li><li class="- topic/li li" data-ofbid="d274732e155__20250121171746">设置 ADC
|
|||
|
|
基准参考电压的默认值：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_jmy_pqb_pdc" data-ofbid="id__codeblock_jmy_pqb_pdc">test_psadc -t <span class="hl-number">3</span></pre></li><li class="- topic/li li" data-ofbid="d274732e159__20250121171746">未设置采样次数时，默认采样 10
|
|||
|
|
次：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_rnk_tqb_pdc" data-ofbid="id__codeblock_rnk_tqb_pdc">test_psadc -n <span class="hl-number">2</span></pre></li><li class="- topic/li li" data-ofbid="d274732e163__20250121171746">
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ldt_qqb_pdc" data-ofbid="id__codeblock_ldt_qqb_pdc">test_psadc -r</pre>
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_x3f_vqb_pdc" data-ofbid="id__codeblock_x3f_vqb_pdc">The reference voltage is <span class="hl-number">3.</span> <span class="hl-number">0</span>v # 当前 ADC 计算所使用的的电压值
|
|||
|
|
Start samplng <span class="hl-number">2</span> samples for3 channels
|
|||
|
|
Sample time: <span class="hl-number">11</span> us
|
|||
|
|
[<span class="hl-number">1</span>] PSADC: <span class="hl-number">4095976833</span># ADC 值依次是所设置通道(从小到大排序[<span class="hl-number">5</span>][<span class="hl-number">6</span>][<span class="hl-number">7</span>]通道)的采样值
|
|||
|
|
voltage: <span class="hl-number">3.</span> <span class="hl-number">0</span>v <span class="hl-number">0.71</span>v <span class="hl-number">0.61</span>v # 同理，该电压值依次是[<span class="hl-number">5</span>][<span class="hl-number">6</span>][<span class="hl-number">7</span>]通道的电压
|
|||
|
|
Sample time: <span class="hl-number">10</span> us
|
|||
|
|
[<span class="hl-number">2</span>] PSADC: <span class="hl-number">4095907750</span>
|
|||
|
|
voltage: <span class="hl-number">3.</span> <span class="hl-number">0</span>v <span class="hl-number">0.66</span>v <span class="hl-number">0.54</span>v
|
|||
|
|
Sample time: <span class="hl-number">10</span> us
|
|||
|
|
</pre>
|
|||
|
|
</li></ul></div></div>
|
|||
|
|
</li></ul>
|
|||
|
|
</section><section class="- topic/section section" id="id__section_g2n_hh3_fdc" data-ofbid="id__section_g2n_hh3_fdc"><h2 class="- topic/title title sectiontitle">裸机环境</h2>
|
|||
|
|
|
|||
|
|
<ul class="- topic/ul ul" id="id__ul_nd3_fqb_pdc" data-ofbid="id__ul_nd3_fqb_pdc"><li class="- topic/li li" data-ofbid="d274732e179__20250121171746">
|
|||
|
|
<div class="- topic/div div section" id="id__id8">
|
|||
|
|
<strong class="+ topic/ph hi-d/b ph b"><code class="+ topic/ph pr-d/codeph ph codeph">test_psadc</code> 测试</strong>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d274732e188__20250121171746">在打开 <code class="+ topic/ph pr-d/codeph ph codeph">test_psadc</code> 的编译后，板子上可直接运行
|
|||
|
|
<span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_psadc</span>
|
|||
|
|
命令：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ehg_mqb_pdc" data-ofbid="id__codeblock_ehg_mqb_pdc">test_psadc help</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_shj_lh3_fdc" data-ofbid="id__codeblock_shj_lh3_fdc">Compile time: May <span class="hl-number">29</span> <span class="hl-number">2024</span> <span class="hl-number">13</span>:<span class="hl-number">23</span>:<span class="hl-number">14</span>
|
|||
|
|
Usage: test_psadc [options]
|
|||
|
|
test_psadc read : Get the adc value
|
|||
|
|
test_psadc modify <default_voltage> : Modify <strong class="hl-keyword">default</strong> voltage
|
|||
|
|
test_psadc status : Check the psadc status
|
|||
|
|
test_psadc help : Get this help
|
|||
|
|
|
|||
|
|
Example: test_psadc read</pre></div><ul class="- topic/ul ul" id="id__ul_yvn_nqb_pdc" data-ofbid="id__ul_yvn_nqb_pdc"><li class="- topic/li li" data-ofbid="d274732e201__20250121171746">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d274732e203__20250121171746">ADC 基准参考电压：通过 eFuse 获取的电压。不同产品系列的 ADC 基准参考电压如下所示：<ul class="- topic/ul ul simple" id="id__ul_xrr_hh3_fdc" data-ofbid="id__ul_xrr_hh3_fdc"><li class="- topic/li li" data-ofbid="d274732e206__20250121171746">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e208__20250121171746">D21x: 3.0 V</p>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e211__20250121171746">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e213__20250121171746">D13x: 2.5 V</p>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e216__20250121171746">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e218__20250121171746">D12x: 2.5 V</p>
|
|||
|
|
</li></ul></div>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e222__20250121171746">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d274732e224__20250121171746">默认电压：无法通过 eFuse 获取电压时才使用的电压。默认电压值配置为如上不同产品系列所对应的 adc 基准参考电压。<div class="- topic/note note tip note_tip" id="id__note_bvl_qn3_ddc" data-ofbid="id__note_bvl_qn3_ddc"><span class="note__title">提示：</span>
|
|||
|
|
<p class="- topic/p p" data-ofbid="d274732e228__20250121171746">无法获取 ADC 基准参考电压时，系统会返回信息提示： <samp class="+ topic/ph sw-d/systemoutput ph systemoutput sysout">Failed to obtain
|
|||
|
|
reference voltage through efuse</samp>，此时才需执行
|
|||
|
|
<span class="+ topic/keyword sw-d/cmdname keyword cmdname">modify</span> 命令配置默认电压值。</p>
|
|||
|
|
</div></div>
|
|||
|
|
</li></ul></div>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e239__20250121171746">
|
|||
|
|
<div class="- topic/div div section" id="id__id9">
|
|||
|
|
<strong class="+ topic/ph hi-d/b ph b">ADC 读取测试</strong>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d274732e246__20250121171746">ADC 数据的读取可以使用 Shell 命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_psadc</span>，每次可读取某一个通道中的当前数据。<ul class="- topic/ul ul" id="id__ul_rbn_3qb_pdc" data-ofbid="id__ul_rbn_3qb_pdc"><li class="- topic/li li" data-ofbid="d274732e252__20250121171746">
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_v25_hh3_fdc" data-ofbid="id__codeblock_v25_hh3_fdc">test_psadc status</pre>
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_jmv_hqb_pdc" data-ofbid="id__codeblock_jmv_hqb_pdc">In PSADC V1.<span class="hl-number">01</span>
|
|||
|
|
enabled <span class="hl-number">3</span> channels: [<span class="hl-number">5</span>][<span class="hl-number">6</span>][<span class="hl-number">7</span>]</pre>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e260__20250121171746">
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ojf_3qb_pdc" data-ofbid="id__codeblock_ojf_3qb_pdc">test_psadc modify <span class="hl-number">3</span># 设置 adc 基准参考电压的默认值</pre>
|
|||
|
|
</li><li class="- topic/li li" data-ofbid="d274732e265__20250121171746">
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ryj_jqb_pdc" data-ofbid="id__codeblock_ryj_jqb_pdc">test_psadc read</pre>
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_e3p_jqb_pdc" data-ofbid="id__codeblock_e3p_jqb_pdc">The reference voltage is <span class="hl-number">3.</span> <span class="hl-number">0</span>v # 当前 ADC 计算所使用的的电压值
|
|||
|
|
Start samplng for3 channels
|
|||
|
|
Sample time: <span class="hl-number">11</span> us
|
|||
|
|
[<span class="hl-number">1</span>] PSADC: <span class="hl-number">4095976833</span># ADC 值依次是所设置通道(从小到大排序[<span class="hl-number">5</span>][<span class="hl-number">6</span>][<span class="hl-number">7</span>]通道)的采样值
|
|||
|
|
voltage: <span class="hl-number">3.</span> <span class="hl-number">0</span>v <span class="hl-number">0.71</span>v <span class="hl-number">0.61</span>v # 同理，该电压值依次是[<span class="hl-number">5</span>][<span class="hl-number">6</span>][<span class="hl-number">7</span>]通道的电压
|
|||
|
|
Sample time: <span class="hl-number">10</span> us
|
|||
|
|
[<span class="hl-number">2</span>] PSADC: <span class="hl-number">4095907750</span>
|
|||
|
|
voltage: <span class="hl-number">3.</span> <span class="hl-number">0</span>v <span class="hl-number">0.66</span>v <span class="hl-number">0.54</span>v
|
|||
|
|
Sample time: <span class="hl-number">10</span> us
|
|||
|
|
</pre>
|
|||
|
|
</li></ul></div></div>
|
|||
|
|
</li></ul>
|
|||
|
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</section></div></article></main></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_b4t_ch3_fdc" data-tocid="id__section_b4t_ch3_fdc">测试环境</a></div></li><li class="section-item"><div class="section-title"><a href="#id__id5" data-tocid="id__id5">RTOS 环境</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_g2n_hh3_fdc" data-tocid="id__section_g2n_hh3_fdc">裸机环境</a></div></li></ul></div>
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