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href="../../../topics/chapter-title/chapter-safety-sdk.html" id="chapter-safety-d4445e7944-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 concept/concept topic concept" role="article" aria-labelledby="ariaid-title1">
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<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" title="Edit this document" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/uart/uart_test.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">测试指南</h1>
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<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>
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<div class="- topic/body concept/conbody body conbody">
|
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<p class="- topic/p p" data-ofbid="d134569e33__20250123155212">一般开发板的首要工作是调试。</p>
|
||
<div class="- topic/p p" data-ofbid="d134569e36__20250123155212">准备工作：<ul class="- topic/ul ul" id="uart_test_guide__ol_eg1_51z_21c" data-ofbid="uart_test_guide__ol_eg1_51z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e40__20250123155212">硬件：<ul class="- topic/ul ul" id="uart_test_guide__ul_vnm_v1z_21c" data-ofbid="uart_test_guide__ul_vnm_v1z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e44__20250123155212">PC：用于和开发板进行交互</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e47__20250123155212">测试板：3 个以上 UART 端口的测试板</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e50__20250123155212">连接线：用于连接 UART 的 RX/TX 端口</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d134569e54__20250123155212">软件<ul class="- topic/ul ul" id="uart_test_guide__ul_ps5_x1z_21c" data-ofbid="uart_test_guide__ul_ps5_x1z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e58__20250123155212">PC 串口软件：用于 PC 和开发板进行串口通信</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e61__20250123155212">test_uart：AIC 的 UART 测试工具，内嵌在 SDK 中，在根目录下通过 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">make menuconfig</span>
|
||
可以选择编译到系统<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_d41_z1z_21c" data-ofbid="uart_test_guide__codeblock_d41_z1z_21c"><code>ArtInChip packages
|
||
Sample code
|
||
[*] test-uart</code></pre></li>
|
||
</ul></li>
|
||
</ul></div>
|
||
<div class="- topic/p p" data-ofbid="d134569e71__20250123155212">遵照以下步骤执行测试：<ol class="- topic/ol ol" id="uart_test_guide__ol_p45_z1z_21c" data-ofbid="uart_test_guide__ol_p45_z1z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e75__20250123155212">单端口的环路测试：<span class="- topic/ph ph">UARTn TX to UARTn RX</span><div class="- topic/p p" data-ofbid="d134569e79__20250123155212"><br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="uart_test_guide__image_nsy_r1z_21c" src="../../../images/uart/test-cycle.jpg" alt="test-cycle1"/></div><br/></div></li>
|
||
<li class="- topic/li li" data-ofbid="d134569e86__20250123155212">双端口的环路测试<p class="- topic/p p" data-ofbid="d134569e88__20250123155212">UARTn to UARTm</p><div class="- topic/p p" data-ofbid="d134569e90__20250123155212"><br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="uart_test_guide__image_psy_r1z_21c" src="../../../images/uart/test-topo.jpg" alt="test-topo"/></div><br/></div></li>
|
||
</ol></div>
|
||
<section class="- topic/section section" id="uart_test_guide__section_osy_r1z_21c" data-ofbid="uart_test_guide__section_osy_r1z_21c"><h2 class="- topic/title title sectiontitle">RS232 功能测试</h2>
|
||
|
||
<ul class="- topic/ul ul" id="uart_test_guide__ul_dty_bbz_21c" data-ofbid="uart_test_guide__ul_dty_bbz_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e105__20250123155212">单端口收发<ul class="- topic/ul ul" id="uart_test_guide__ul_qsy_r1z_21c" data-ofbid="uart_test_guide__ul_qsy_r1z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e109__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e111__20250123155212">按单端口的环路测试组网，环路 UART4 的 RX/TX</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e115__20250123155212">
|
||
<div class="- topic/p p" data-ofbid="d134569e117__20250123155212">使用 test_uart
|
||
工具进行测试<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_y5p_cbz_21c" data-ofbid="uart_test_guide__codeblock_y5p_cbz_21c"><code>test_uart -C /dev/ttyS1 <span class="hl-number">9600</span>
|
||
Test Mode: <span class="hl-number">3</span>:Circle
|
||
Send Device : /dev/ttyS1
|
||
Receive Device : /dev/ttyS1
|
||
m_Baudrate : <span class="hl-number">9600</span>
|
||
send data is: <span class="hl-number">1234567890</span>artinchip0987654321
|
||
receive data is: <span class="hl-number">1234567890</span>artinchip0987654321</code></pre></div>
|
||
</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d134569e124__20250123155212">双端口收发<ul class="- topic/ul ul" id="uart_test_guide__ul_wdh_dbz_21c" data-ofbid="uart_test_guide__ul_wdh_dbz_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e128__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e130__20250123155212">按双端口的环路测试组网，环路 UART4 和 UART5 的 RX/TX</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e134__20250123155212">
|
||
<div class="- topic/p p" data-ofbid="d134569e136__20250123155212">使用 test_uart
|
||
工具进行测试<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_l2n_dbz_21c" data-ofbid="uart_test_guide__codeblock_l2n_dbz_21c"><code>test_uart -N /dev/ttyS4 /dev/ttyS5 <span class="hl-number">115200</span>
|
||
Test Mode: <span class="hl-number">0</span>:Normal Test
|
||
Device : /dev/ttyS4
|
||
Receive Device : /dev/ttyS5
|
||
m_Baudrate : <span class="hl-number">115200</span>
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">08</span>:<span class="hl-number">24</span>:<span class="hl-number">46</span> =============================================
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">08</span>:<span class="hl-number">24</span>:<span class="hl-number">46</span> Please input messages you want to send
|
||
thisisatest
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">08</span>:<span class="hl-number">24</span>:<span class="hl-number">49</span> send data:thisisatest.
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">08</span>:<span class="hl-number">24</span>:<span class="hl-number">49</span> receive data: len = <span class="hl-number">11</span>: thisisatest</code></pre></div>
|
||
</li>
|
||
</ul></li>
|
||
</ul>
|
||
</section>
|
||
<section class="- topic/section section" id="uart_test_guide__section_usy_r1z_21c" data-ofbid="uart_test_guide__section_usy_r1z_21c"><h2 class="- topic/title title sectiontitle">RS485 功能测试</h2>
|
||
|
||
<p class="- topic/p p" data-ofbid="d134569e150__20250123155212">RS485 的测试方式和 RS232 类似，有几点不同：</p>
|
||
<ul class="- topic/ul ul" id="uart_test_guide__ul_vsy_r1z_21c" data-ofbid="uart_test_guide__ul_vsy_r1z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e155__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e157__20250123155212">端口需要配置为 RS485</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e161__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e163__20250123155212">RS485 需要有外接驱动芯片</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e167__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e169__20250123155212">RS485 为差分信号，因此需要 B+ 对 B+ 环路，B- 对 B- 环路</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e173__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e175__20250123155212">RS485 不能 B+ 环路 B-</p>
|
||
</li>
|
||
</ul>
|
||
<div class="- topic/p p" data-ofbid="d134569e180__20250123155212"><br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="uart_test_guide__image_wsy_r1z_21c" src="../../../images/uart/test-rs485.jpg" alt="test-rs4851"/></div><br/></div>
|
||
</section>
|
||
<section class="- topic/section section" id="uart_test_guide__section_xsy_r1z_21c" data-ofbid="uart_test_guide__section_xsy_r1z_21c"><h2 class="- topic/title title sectiontitle">兼容性测试</h2>
|
||
|
||
<div class="- topic/p p" data-ofbid="d134569e194__20250123155212">
|
||
<ul class="- topic/ul ul" id="uart_test_guide__ul_blv_2bz_21c" data-ofbid="uart_test_guide__ul_blv_2bz_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e198__20250123155212">串口工具兼容性测试：应该测试在 RS232 模式下，调试口和如下工具的兼容性<ul class="- topic/ul ul" id="uart_test_guide__ul_ysy_r1z_21c" data-ofbid="uart_test_guide__ul_ysy_r1z_21c">
|
||
<li class="- topic/li li" data-ofbid="d134569e202__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e204__20250123155212">MobaXterm</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e208__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e210__20250123155212">SecureCRT</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e214__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e216__20250123155212">XShell</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d134569e220__20250123155212">
|
||
<p class="- topic/p p" data-ofbid="d134569e222__20250123155212">sscom</p>
|
||
</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d134569e227__20250123155212">RS485 兼容性测试：应测试在 RS485 模式下，SoC 和通用 RS485 模组的兼容性</li>
|
||
</ul>
|
||
</div>
|
||
</section>
|
||
<section class="- topic/section section" id="uart_test_guide__section_aty_r1z_21c" data-ofbid="uart_test_guide__section_aty_r1z_21c"><h2 class="- topic/title title sectiontitle">压力测试</h2>
|
||
|
||
<p class="- topic/p p" data-ofbid="d134569e238__20250123155212">可借助于 test_uart 工具， 采用环路 UART4 和 UART5 的组网，进行压力测试。</p>
|
||
<div class="- topic/p p" data-ofbid="d134569e241__20250123155212">测试方法是短时间内进行大量数据的收发，因为 CPU 的读写速度远远高于 UART
|
||
的收发，因此可能会有丢包，但模块不应该出现卡死现象。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_elx_gbz_21c" data-ofbid="uart_test_guide__codeblock_elx_gbz_21c"><code>test_uart -P /dev/ttyS4 /dev/ttyS5 <span class="hl-number">115200</span></code></pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_thr_hds_5dc" data-ofbid="uart_test_guide__codeblock_thr_hds_5dc"><code>Test Mode: <span class="hl-number">1</span>:Pressure Test
|
||
Send Device : /dev/ttyS4
|
||
Receive Device : /dev/ttyS5
|
||
m_Baudrate : <span class="hl-number">115200</span>
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">08</span>:<span class="hl-number">55</span>:<span class="hl-number">22</span> type any key to send <span class="hl-number">100</span>KB</code></pre></div>
|
||
</section>
|
||
<section class="- topic/section section" id="uart_test_guide__section_cty_r1z_21c" data-ofbid="uart_test_guide__section_cty_r1z_21c"><h2 class="- topic/title title sectiontitle">稳定性测试</h2>
|
||
|
||
<p class="- topic/p p" data-ofbid="d134569e254__20250123155212">可借助于 test_uart 工具，采用环路 UART4 和 UART5 的组网，进行长时间的稳定性验证。</p>
|
||
<p class="- topic/p p" data-ofbid="d134569e257__20250123155212">测试方法是循环进行长时间的数据收发，确认模块是否正常工作和是否有丢包。</p>
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_pjb_hbz_21c" data-ofbid="uart_test_guide__codeblock_pjb_hbz_21c"><code>test_uart -S /dev/ttyS4 /dev/ttyS5 <span class="hl-number">115200</span></code></pre>
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="uart_test_guide__codeblock_r3y_hds_5dc" data-ofbid="uart_test_guide__codeblock_r3y_hds_5dc"><code>Test Mode: <span class="hl-number">2</span>:Stability
|
||
Send Device : /dev/ttyS4
|
||
Receive Device : /dev/ttyS5
|
||
m_Baudrate : <span class="hl-number">115200</span>
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">09</span>:<span class="hl-number">08</span>:<span class="hl-number">13</span> =============== sending =====================
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">09</span>:<span class="hl-number">08</span>:<span class="hl-number">13</span> =============== receiving =====================
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">09</span>:<span class="hl-number">08</span>:<span class="hl-number">21</span> send <span class="hl-number">64</span>K
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">09</span>:<span class="hl-number">08</span>:<span class="hl-number">21</span> receive <span class="hl-number">64</span>K
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">09</span>:<span class="hl-number">08</span>:<span class="hl-number">29</span> send <span class="hl-number">128</span>K
|
||
<span class="hl-number">1970</span>-<span class="hl-number">01</span>-<span class="hl-number">01</span> <span class="hl-number">09</span>:<span class="hl-number">08</span>:<span class="hl-number">29</span> receive <span class="hl-number">128</span>K</code></pre>
|
||
</section>
|
||
</div>
|
||
</article></main></div>
|
||
|
||
|
||
|
||
|
||
|
||
|
||
</div>
|
||
|
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<nav role="navigation" id="wh_topic_toc" aria-label="On this page" class="col-lg-2 d-none d-lg-block navbar d-print-none">
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