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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/gptimer/gptimer_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">20 Dec 2024</div><div style="color: gray;">
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Read time: 5 minute(s)
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</div><div class="- topic/body body"><section class="- topic/section section" id="id__id2" data-ofbid="id__id2"><h2 class="- topic/title title sectiontitle">测试环境</h2>
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<ul class="- topic/ul ul" data-ofbid="d324420e22__20250121171828"><li class="- topic/li li" data-ofbid="d324420e23__20250121171828"><strong class="+ topic/ph hi-d/b ph b">硬件</strong><ul class="- topic/ul ul simple" id="id__ul_ult_m3d_bdc" data-ofbid="id__ul_ult_m3d_bdc"><li class="- topic/li li" data-ofbid="d324420e27__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e29__20250121171828">FPGA 验证版</p>
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</li><li class="- topic/li li" data-ofbid="d324420e32__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e34__20250121171828">USB 转串口的线缆</p>
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</li><li class="- topic/li li" data-ofbid="d324420e37__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e39__20250121171828">信号源（用于测试触发模式）</p>
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</li><li class="- topic/li li" data-ofbid="d324420e42__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e44__20250121171828">示波器（用于观察引脚输出）</p>
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</li></ul></li><li class="- topic/li li" data-ofbid="d324420e47__20250121171828"><strong class="+ topic/ph hi-d/b ph b">软件</strong><ul class="- topic/ul ul simple" id="id__ul_vlt_m3d_bdc" data-ofbid="id__ul_vlt_m3d_bdc"><li class="- topic/li li" data-ofbid="d324420e51__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e53__20250121171828">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="d324420e56__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e58__20250121171828"><span class="- topic/ph ph">Luban-Lite</span> 自带的 <code class="+ topic/ph pr-d/codeph ph codeph">test_gptimer</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__id5" data-ofbid="id__id5"><h2 class="- topic/title title sectiontitle">软件配置</h2>
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<ol class="- topic/ol ol" id="id__ul_xb3_rtn_tdc" data-ofbid="id__ul_xb3_rtn_tdc"><li class="- topic/li li" data-ofbid="d324420e73__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e75__20250121171828">在 SDK 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。</p>
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</li><li class="- topic/li li" data-ofbid="d324420e81__20250121171828">
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<div class="- topic/p p" data-ofbid="d324420e83__20250121171828">按如下选择，打开 <code class="+ topic/ph pr-d/codeph ph codeph">test_gptimer</code>
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命令行工具：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_wlt_m3d_bdc" data-ofbid="id__codeblock_wlt_m3d_bdc">Drivers options --->
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Drivers examples --->
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[*] Enable GPTimer driver test command
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</pre></div>
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</li><li class="- topic/li li" data-ofbid="d324420e91__20250121171828">
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<div class="- topic/p p" data-ofbid="d324420e93__20250121171828">同时，按如下选择，打开中断打印配置：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_xlt_m3d_bdc" data-ofbid="id__codeblock_xlt_m3d_bdc">Rt-Thread options --->
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RT-Thread Components --->
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Utilities --->
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[*] Enable ISR log.
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</pre></div>
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</li></ol>
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</section><section class="- topic/section section" id="id__section_zjd_1r4_tdc" data-ofbid="id__section_zjd_1r4_tdc"><h2 class="- topic/title title sectiontitle">GPTimer 常见测试</h2>
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<div class="- topic/p p" data-ofbid="d324420e104__20250121171828"><span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_gptimer</span> 的常见测试场景和流程如下所示：<div class="- topic/note note note note_note" id="id__note_fky_jt4_tdc" data-ofbid="id__note_fky_jt4_tdc"><span class="note__title">注：</span> 关于命令参数详细描述，可查看 <a class="- topic/xref xref" href="gptimer_test_guide.html#id__gptimer">test_gptimer 参数详解</a>。</div><ul class="- topic/ul ul simple" id="id__ul_zlt_m3d_bdc" data-ofbid="id__ul_zlt_m3d_bdc"><li class="- topic/li li" data-ofbid="d324420e115__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e117__20250121171828">单次自动计数模式</p>
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<div class="- topic/p p" data-ofbid="d324420e120__20250121171828">使用下列命令配置 GPTimer0 的单次自动计数模式，以设置一个超时时间是 1.000003 秒（即 1 秒 3
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微秒）的定时器为例，并启用调试日志：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_amt_m3d_bdc" data-ofbid="id__codeblock_amt_m3d_bdc">test_gptimer -m oneshot -c <span class="hl-number">0</span> -s <span class="hl-number">1</span> -u <span class="hl-number">3</span> -g count -a <strong class="hl-keyword">auto</strong> -f <span class="hl-number">1000</span> -d</pre></div>
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||
<div class="- topic/p p" data-ofbid="d324420e125__20250121171828">输出示例如下，表示创建成功：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ukw_c5n_tdc" data-ofbid="id__codeblock_ukw_c5n_tdc">gptimer0: Create a timer of <span class="hl-number">1.000003</span> sec, Oneshot mode</pre></div>
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<p class="- topic/p p" data-ofbid="d324420e130__20250121171828">当计时器超时时，可以看到如下调试日志输出：</p>
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<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_bl3_d5n_tdc" data-ofbid="id__codeblock_bl3_d5n_tdc"><span class="hl-number">0</span>/<span class="hl-number">0</span> gptimer0 timeout callback! Elapsed <span class="hl-number">1001154</span> us</pre>
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</li><li class="- topic/li li" data-ofbid="d324420e136__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e138__20250121171828">循环自动计数模式 </p>
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<div class="- topic/p p" data-ofbid="d324420e141__20250121171828">使用下列命令配置 GPTimer0 的循环自动计数模式，超时时间是 1 秒 3 微秒的定时器，并启用调试日志，会循环输出 59
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次超时回调：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_cmt_m3d_bdc" data-ofbid="id__codeblock_cmt_m3d_bdc">test_gptimer -m period -c <span class="hl-number">0</span> -s <span class="hl-number">1</span> -u <span class="hl-number">3</span> -g count -a <strong class="hl-keyword">auto</strong> -f <span class="hl-number">1000</span> -d</pre></div>
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<div class="- topic/p p" data-ofbid="d324420e146__20250121171828">输出示例如下，表示创建成功：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_wgc_hb4_tdc" data-ofbid="id__codeblock_wgc_hb4_tdc">gptimer0: Create a timer of <span class="hl-number">1.000003</span> sec, Period mode
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Will loop <span class="hl-number">59</span>times</pre></div>
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<div class="- topic/p p" data-ofbid="d324420e151__20250121171828">当计时器每次超时时，调试日志输出如下所示：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_s4z_xd4_tdc" data-ofbid="id__codeblock_s4z_xd4_tdc"><span class="hl-number">0</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">1001142</span> us
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<span class="hl-number">1</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995703</span> us
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||
<span class="hl-number">2</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995912</span> us
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||
<span class="hl-number">3</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995923</span> us
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||
<span class="hl-number">4</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995929</span> us
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||
<span class="hl-number">5</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995922</span> us
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||
<span class="hl-number">6</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995918</span> us
|
||
<span class="hl-number">7</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995915</span> us
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||
<span class="hl-number">8</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995922</span> us
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||
......
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||
<span class="hl-number">59</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">995797</span> us</pre></div>
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||
<p class="- topic/p p" data-ofbid="d324420e156__20250121171828">本循环计数模式示例仅供演示使用，在持续大约 60
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||
秒后自动停止定时器。在实际使用过程中，如果配置了循环输出模式，则会不断输出直至配置为其他模式。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d324420e159__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e161__20250121171828">单次触发计数模式</p>
|
||
<p class="- topic/p p" data-ofbid="d324420e164__20250121171828">触发模式下日志打印的时间包含启动定时器到有信号触发的时间。</p>
|
||
<div class="- topic/p p" data-ofbid="d324420e167__20250121171828">使用下列命令配置 GPTimer0 的单次触发计数模式，超时时间是 1 秒 3
|
||
微秒的定时器，并启用双边沿触发模式和调试日志：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_emt_m3d_bdc" data-ofbid="id__codeblock_emt_m3d_bdc">test_gptimer -m oneshot -c <span class="hl-number">0</span> -s <span class="hl-number">1</span> -u <span class="hl-number">3</span> -g count -a bil -f <span class="hl-number">1000</span> -d</pre></div>
|
||
<div class="- topic/p p" data-ofbid="d324420e172__20250121171828">输出示例如下，表示创建成功：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_wjm_hb4_tdc" data-ofbid="id__codeblock_wjm_hb4_tdc">gptimer0: Create a timer of <span class="hl-number">1.000003</span> sec, Oneshot mode</pre></div>
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||
<div class="- topic/p p" data-ofbid="d324420e177__20250121171828">当信号源或其他方式往 GPTimer
|
||
输入引脚产生一个信号变化时，定时器将被触发启动。输出示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_lpz_hb4_tdc" data-ofbid="id__codeblock_lpz_hb4_tdc"><span class="hl-number">0</span>/<span class="hl-number">59</span> gptimer0 timeout callback! Elapsed <span class="hl-number">25708887</span></pre></div>
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||
</li><li class="- topic/li li" data-ofbid="d324420e182__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e184__20250121171828">单次自动输出模式</p>
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||
<div class="- topic/p p" data-ofbid="d324420e187__20250121171828">使用下列命令配置 GPTimer0 的单次自动输出模式，超时时间是 1 秒 3
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||
微秒的定时器：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_gmt_m3d_bdc" data-ofbid="id__codeblock_gmt_m3d_bdc">test_gptimer -m oneshot -c <span class="hl-number">0</span> -s <span class="hl-number">1</span> -u <span class="hl-number">3</span> -g match -a <strong class="hl-keyword">auto</strong> -f <span class="hl-number">1000</span></pre></div>
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||
<div class="- topic/p p" data-ofbid="d324420e192__20250121171828">输出示例如下，表示创建成功：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_c1q_3b4_tdc" data-ofbid="id__codeblock_c1q_3b4_tdc">gptimer0: Create a timer of <span class="hl-number">1.000003</span> sec, Oneshot mode</pre></div>
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||
</li><li class="- topic/li li" data-ofbid="d324420e197__20250121171828">
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<p class="- topic/p p" data-ofbid="d324420e199__20250121171828">自动输出模式</p>
|
||
<div class="- topic/p p" data-ofbid="d324420e202__20250121171828">使用下列命令配置 GPTimer0 的循环自动输出模式，超时时间是 1 秒 3
|
||
微秒的定时器：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_imt_m3d_bdc" data-ofbid="id__codeblock_imt_m3d_bdc">test_gptimer -m period -c <span class="hl-number">0</span> -s <span class="hl-number">1</span> -u <span class="hl-number">3</span> -g match -a <strong class="hl-keyword">auto</strong> -f <span class="hl-number">1000</span></pre></div>
|
||
<div class="- topic/p p" data-ofbid="d324420e207__20250121171828">输出示例如下，表示创建成功：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_fxy_3b4_tdc" data-ofbid="id__codeblock_fxy_3b4_tdc">gptimer0: Create a timer of <span class="hl-number">1.000003</span> sec, Period mode</pre></div>
|
||
</li></ul><div class="- topic/note note tip note_tip" id="id__note_rms_qn3_ddc" data-ofbid="id__note_rms_qn3_ddc"><span class="note__title">提示：</span>
|
||
<ul class="- topic/ul ul arabic simple" id="id__ol_jmt_m3d_bdc" data-ofbid="id__ol_jmt_m3d_bdc"><li class="- topic/li li" data-ofbid="d324420e215__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e217__20250121171828">示例中的运行 log 出现了一些误差，属于合理现象。这是因为 GPTimer 的精度是微秒级，RTOS
|
||
的调度和调试信息输出都会干扰到定时器的精度。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d324420e220__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e222__20250121171828">输出模式下可以使用示波器观察波形。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d324420e225__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e227__20250121171828">为了简化 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_gptimer</span> 命令，可在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">test_gptimer.c</span> 文件的
|
||
<span class="+ topic/keyword pr-d/parmname keyword parmname">g_outval</span> 结构体中修改输出引脚的配置参数。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d324420e239__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e241__20250121171828">GPTimer 达到比较值后默认继续计数，可在 <span class="+ topic/ph sw-d/filepath ph filepath">test_gptimer.c</span> 中的
|
||
<span class="+ topic/keyword pr-d/parmname keyword parmname">g_cmpa(b)_act</span> 变量修改为停止计数或清零计数。</p>
|
||
</li></ul>
|
||
</div></div>
|
||
</section><section class="- topic/section section" id="id__gptimer" data-ofbid="id__gptimer"><h2 class="- topic/title title sectiontitle">test_gptimer 参数详解</h2>
|
||
|
||
<div class="- topic/p p" data-ofbid="d324420e257__20250121171828">以下是一个 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_gptimer</span> 命令示例，配置 GPTimer0 为循环自动计数模式，并设置超时时间为 1 秒 3
|
||
微秒，同时启用调试日志：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_kbp_ng4_tdc" data-ofbid="id__codeblock_kbp_ng4_tdc">test_gptimer -m period -c <span class="hl-number">0</span> -s <span class="hl-number">1</span> -u <span class="hl-number">3</span> -g count -a <strong class="hl-keyword">auto</strong> -f <span class="hl-number">1000</span> -d</pre></div>
|
||
<div class="- topic/p p" data-ofbid="d324420e265__20250121171828"><span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_gptimer</span>
|
||
命令参数解释及示例如下所示：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_crz_2p4_tdc" data-ofbid="id__codeblock_crz_2p4_tdc">test_gptimer <var class="+ topic/keyword sw-d/varname keyword varname">parameter</var></pre><ul class="- topic/ul ul" id="id__ul_ctz_qg4_tdc" data-ofbid="id__ul_ctz_qg4_tdc"><li class="- topic/li li" data-ofbid="d324420e274__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-m <var class="+ topic/keyword sw-d/varname keyword varname">mode</var></code><div class="- topic/p p" data-ofbid="d324420e279__20250121171828">创建定时器类型，支持创建两类 Timer：<ul class="- topic/ul ul arabic simple" id="id__ol_mnc_s3d_bdc" data-ofbid="id__ol_mnc_s3d_bdc"><li class="- topic/li li" data-ofbid="d324420e282__20250121171828">
|
||
<div class="- topic/p p" data-ofbid="d324420e284__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">oneshot</code>
|
||
类型定时器：单次触发，默认值。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_rnd_jp4_tdc" data-ofbid="id__codeblock_rnd_jp4_tdc">-m oneshot</pre></div>
|
||
<p class="- topic/p p" data-ofbid="d324420e291__20250121171828">只触发一次超时，随后 Timer 会被注销。适用于需要一次性触发的任务，例如超时报警、单次事件等。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d324420e294__20250121171828">
|
||
<div class="- topic/p p" data-ofbid="d324420e296__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">period</code>
|
||
类型定时器：循环触发<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_rql_jp4_tdc" data-ofbid="id__codeblock_rql_jp4_tdc">-m period</pre></div>
|
||
<p class="- topic/p p" data-ofbid="d324420e303__20250121171828">循环触发超时，适用于需要周期性触发的任务，例如心跳包发送、定时数据采集等。</p>
|
||
</li></ul></div></li><li class="- topic/li li" data-ofbid="d324420e306__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-c <var class="+ topic/keyword sw-d/varname keyword varname">GPTimer channel number</var></code><p class="- topic/p p" data-ofbid="d324420e311__20250121171828">选择 GPTimer
|
||
通道编号，可选参数范围是 [0, 2]。</p><p class="- topic/p p" data-ofbid="d324420e313__20250121171828">示例：<code class="+ topic/ph pr-d/codeph ph codeph">-c 0</code> 或 <code class="+ topic/ph pr-d/codeph ph codeph">-c
|
||
2</code></p></li><li class="- topic/li li" data-ofbid="d324420e320__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-s <var class="+ topic/keyword sw-d/varname keyword varname">second</var></code>:
|
||
设<p class="- topic/p p" data-ofbid="d324420e326__20250121171828">设置计数器的秒数，必须大于 0。</p><p class="- topic/p p" data-ofbid="d324420e328__20250121171828">示例：<code class="+ topic/ph pr-d/codeph ph codeph">-s 1</code>。</p></li><li class="- topic/li li" data-ofbid="d324420e333__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-u <var class="+ topic/keyword sw-d/varname keyword varname">microsecon</var></code><p class="- topic/p p" data-ofbid="d324420e338__20250121171828">设置计时器的微秒数，必须大于
|
||
0。</p><p class="- topic/p p" data-ofbid="d324420e340__20250121171828">示例：<code class="+ topic/ph pr-d/codeph ph codeph">-u 3</code></p></li><li class="- topic/li li" data-ofbid="d324420e344__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-g <var class="+ topic/keyword sw-d/varname keyword varname">gptmode</var></code><div class="- topic/p p" data-ofbid="d324420e349__20250121171828">设置计时器的模式，可选模式包括：<ul class="- topic/ul ul" id="id__ul_p44_mq4_tdc" data-ofbid="id__ul_p44_mq4_tdc"><li class="- topic/li li" data-ofbid="d324420e352__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e354__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">count</code>：计数</p>
|
||
</li><li class="- topic/li li" data-ofbid="d324420e359__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">match</code>：匹配</li></ul></div></li><li class="- topic/li li" data-ofbid="d324420e363__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-a <var class="+ topic/keyword sw-d/varname keyword varname">triggermode</var></code><div class="- topic/p p" data-ofbid="d324420e368__20250121171828">设置 GPTimer
|
||
的触发模式，可选模式包括：<ul class="- topic/ul ul" id="id__ul_cmy_pq4_tdc" data-ofbid="id__ul_cmy_pq4_tdc"><li class="- topic/li li" data-ofbid="d324420e371__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">auto</code>：自动</li><li class="- topic/li li" data-ofbid="d324420e375__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">rsi</code>：上升沿</li><li class="- topic/li li" data-ofbid="d324420e379__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">fall</code>：下降沿</li><li class="- topic/li li" data-ofbid="d324420e383__20250121171828">
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">bil</code>：双边沿。</li></ul></div></li><li class="- topic/li li" data-ofbid="d324420e388__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-f <var class="+ topic/keyword sw-d/varname keyword varname">frequency</var></code><p class="- topic/p p" data-ofbid="d324420e393__20250121171828">设置 GPTimer 的频率，必须大于
|
||
0。</p><p class="- topic/p p" data-ofbid="d324420e395__20250121171828">示例：<code class="+ topic/ph pr-d/codeph ph codeph">-f 1000</code>。</p></li><li class="- topic/li li" data-ofbid="d324420e400__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">-d</code>: 显示超时日志，用于调试目的。<p class="- topic/p p" data-ofbid="d324420e404__20250121171828"><span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_gptimer</span>
|
||
命令默认不打印定时器的超时信息，需要使用 <code class="+ topic/ph pr-d/codeph ph codeph">-d</code> 参数打开日志。</p></li><li class="- topic/li li" data-ofbid="d324420e411__20250121171828">
|
||
<p class="- topic/p p" data-ofbid="d324420e413__20250121171828"><code class="+ topic/ph pr-d/codeph ph codeph">h</code></p>
|
||
<p class="- topic/p p" data-ofbid="d324420e417__20250121171828">显示帮助信息。</p>
|
||
<div class="- topic/p p" data-ofbid="d324420e420__20250121171828">
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_sqm_xq4_tdc" data-ofbid="id__codeblock_sqm_xq4_tdc">test_gptimer -h</pre>
|
||
</div>
|
||
<div class="- topic/p p" data-ofbid="d324420e426__20250121171828">输出结果如下所示：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_vc1_vq4_tdc" data-ofbid="id__codeblock_vc1_vq4_tdc">Usage: test_gptimer [options]:
|
||
-m, --mode mode of timer, oneshot/period
|
||
-c, --channel the number of gptimer [<span class="hl-number">0</span>, <span class="hl-number">2</span>]
|
||
-s, --second the second of timer (must > <span class="hl-number">0</span>)
|
||
-u, --microsecond the microsecond of timer (must > <span class="hl-number">0</span>)
|
||
-g, --gptmode he mode of gptimer, count/match
|
||
-a, --triggermode the trigger mode of gptimer, <strong class="hl-keyword">auto</strong>/rsi/fall/bil
|
||
-f, --frequency the frequncy of the gptimer (must > <span class="hl-number">0</span>)
|
||
-d, --debug show the timeout log
|
||
-h, --usage</pre></div>
|
||
</li></ul></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__id2" data-tocid="id__id2">测试环境</a></div></li><li class="section-item"><div class="section-title"><a href="#id__id5" data-tocid="id__id5">软件配置</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_zjd_1r4_tdc" data-tocid="id__section_zjd_1r4_tdc">GPTimer 常见测试</a></div></li><li class="section-item"><div class="section-title"><a href="#id__gptimer" data-tocid="id__gptimer">test_gptimer 参数详解</a></div></li></ul></div>
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