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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/peripheral/touch-configure.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;">
Read time: 4 minute(s)
</div><div class="- topic/body body"><p class="- topic/p p" data-ofbid="d214127e24__20250121171640">Luban-Lite 可以支持 CTP 和 RTP 两种触摸屏。本节详细介绍了 CTP 屏幕的详细配置流程。</p><div class="- topic/p p" data-ofbid="d214127e26__20250121171640">
<ol class="- topic/ol ol" id="touch-configure__ol_oby_by1_b2c" data-ofbid="touch-configure__ol_oby_by1_b2c"><li class="- topic/li li" data-ofbid="d214127e29__20250121171640"> 使用 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --menuconfig</span> 命令，进入配置页面，完成下列所有配置：
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="touch-configure__codeblock_wbx_5zf_1dc" data-ofbid="touch-configure__codeblock_wbx_5zf_1dc">Board options ---&gt;
[*] Using I2c3
I2c3 Parameter ---&gt;
[ ] Using I2C3 <span class="hl-number">10</span>-bit Addr(<strong class="hl-keyword">default</strong> <span class="hl-number">7</span>-bit addr) #默认 <span class="hl-number">7</span>bit 寻址，使能则是 <span class="hl-number">10</span>bit 寻址
(<span class="hl-number">400000</span>) Using I2C3 Stand Speed(<strong class="hl-keyword">default</strong> fast speed) #默认 <span class="hl-number">400</span>k 速率,可输入范围是 <span class="hl-number">20</span>Hz~<span class="hl-number">400</span>KHz
[ ] Using I2C3 Slave Mode(<strong class="hl-keyword">default</strong> master mode) #默认主机模式，使能则是从机模式
Rt-Thread options ---&gt;
RT-Thread Components ---&gt;
Device Drivers ---&gt;
[*] Using Touch device drivers
[*] touch irq use pin irq
Drivers options ---&gt;
Peripheral ---&gt;
Touch Panel Support ---&gt;
--- Touch Panel Support
Select touch device (CTP) ---&gt; #选择 CTP 或者 RTP
Select CTP device (GT911) ---&gt; #选择不同的 Touch 设备
(i2c3) Touch using I2C channel index #设置 I2C 总线号
(PA.<span class="hl-number">8</span>) Touch reset pin #设置 TP 的复位引脚
(PA.<span class="hl-number">9</span>) Touch irq pin #设置 TP 的中断引脚
(<span class="hl-number">1024</span>) Touch real x coordinate range #设置 TP 的 X 轴坐标真实分辨率
(<span class="hl-number">600</span>) Touch real y coordinate range #设置 TP 的 Y 轴坐标真实分辨率
(<span class="hl-number">1024</span>) Screen x coordinate range #设置显示画布的 X 轴画布真实分辨率
(<span class="hl-number">600</span>) Screen y coordinate range #设置显示画布的 Y 轴画布真实分辨率
[ ] Touch flip x coordinate #设置 X 轴对称翻转
[ ] Touch flip y coordinate #设置 Y 对称轴翻转
[ ] Touch <span class="hl-number">90</span> degrees rotation #设置 TP 顺时针旋转 <span class="hl-number">90</span> 度
[ ] Touch <span class="hl-number">270</span> degrees rotation #设置 TP 顺时针旋转 <span class="hl-number">270</span> 度
[ ] Enable touch crop #使能 Touch 坐标裁剪功能
( ) Touch crop x position of pixels #相对坐标原点 x 轴裁剪的 pixels
( ) Touch crop y position of pixels #相对坐标原点 y 轴裁剪的 pixels
( ) Touch crop width #裁剪后画布 X 轴分辨率
( ) Touch crop width #裁剪后画布 Y 轴分辨率
Drivers examples ---&gt;
[*] Enable touch panel driver test command #TP 测试程序</pre>
<p class="- topic/p p" data-ofbid="d214127e39__20250121171640">完成以上配置后，保存并退出配置界面。SCons 将根据配置生成相应的构建文件和项目代码。</p></li><li class="- topic/li li" data-ofbid="d214127e41__20250121171640">
<p class="- topic/p p" data-ofbid="d214127e43__20250121171640">验证 CTP 功能</p>
<ul class="- topic/ul ul" id="touch-configure__ul_h1v_py1_b2c" data-ofbid="touch-configure__ul_h1v_py1_b2c"><li class="- topic/li li" data-ofbid="d214127e47__20250121171640">使用默认项目的 <code class="+ topic/ph pr-d/codeph ph codeph">test_lvgl</code> 程序验证 CTP
的功能，系统正常启动后，即可在触屏上点触和滑动。<p class="- topic/p p" data-ofbid="d214127e52__20250121171640">当前驱动框架已完整对接 LVGL，无需额外修改 LVGL 代码。</p></li><li class="- topic/li li" data-ofbid="d214127e54__20250121171640">使用 <code class="+ topic/ph pr-d/codeph ph codeph">test_touch</code> 测试程序：<ol class="- topic/ol ol" type="a" id="touch-configure__ol_ylx_sy1_b2c" data-ofbid="touch-configure__ol_ylx_sy1_b2c"><li class="- topic/li li" data-ofbid="d214127e60__20250121171640">
<div class="- topic/p p" data-ofbid="d214127e62__20250121171640">打开 <code class="+ topic/ph pr-d/codeph ph codeph">test_touch</code> 测试程序，并取消
<code class="+ topic/ph pr-d/codeph ph codeph">test_lvgl</code>： <div class="- topic/note note note note_note" id="touch-configure__note_bvy_gbg_1dc" data-ofbid="touch-configure__note_bvy_gbg_1dc"><span class="note__title">注：</span>
<p class="- topic/p p" data-ofbid="d214127e72__20250121171640">运行测试程序之前，确保没有 GUI 应用程序打开 gt911 设备。</p>
</div><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="touch-configure__codeblock_hln_4r3_ndc" data-ofbid="touch-configure__codeblock_hln_4r3_ndc">Application options ---&gt;
[ ] ArtInChip lvgl demo</pre></div>
</li><li class="- topic/li li" data-ofbid="d214127e78__20250121171640">
<div class="- topic/p p" data-ofbid="d214127e80__20250121171640">系统驱动之后，运行 <code class="+ topic/ph pr-d/codeph ph codeph">test_touch</code>
命令：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="touch-configure__codeblock_ajm_pm3_ndc" data-ofbid="touch-configure__codeblock_ajm_pm3_ndc">test_touch gt911</pre></div>
</li><li class="- topic/li li" data-ofbid="d214127e88__20250121171640">
<div class="- topic/p p" data-ofbid="d214127e90__20250121171640">在 CTP
上触摸滑动，观察调试串口输出，示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="touch-configure__codeblock_qj2_sm3_ndc" data-ofbid="touch-configure__codeblock_qj2_sm3_ndc">id = GT911 # 获取 id
range_x = <span class="hl-number">1024</span> # 打印 x 范围
range_y = <span class="hl-number">600</span> # 打印 y 范围
point_num = <span class="hl-number">5</span></pre></div>
<div class="- topic/p p" data-ofbid="d214127e95__20250121171640">有触屏事件时，打印触摸点坐标，输出示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="touch-configure__codeblock_t55_kbg_1dc" data-ofbid="touch-configure__codeblock_t55_kbg_1dc"><span class="hl-number">0</span> <span class="hl-number">844</span> <span class="hl-number">379</span> <span class="hl-number">2</span> #按压手指的 id x 坐标值 y 坐标值 触摸事件（<span class="hl-number">2</span>：按下 <span class="hl-number">3</span>：移动 <span class="hl-number">1</span>：抬起）
<span class="hl-number">0</span> <span class="hl-number">844</span> <span class="hl-number">379</span> <span class="hl-number">3</span>
<span class="hl-number">0</span> <span class="hl-number">844</span> <span class="hl-number">379</span> <span class="hl-number">3</span>
<span class="hl-number">0</span> <span class="hl-number">834</span> <span class="hl-number">379</span> <span class="hl-number">3</span>
<span class="hl-number">1</span> <span class="hl-number">744</span> <span class="hl-number">285</span> <span class="hl-number">2</span>
<span class="hl-number">0</span> <span class="hl-number">822</span> <span class="hl-number">379</span> <span class="hl-number">3</span>
<span class="hl-number">1</span> <span class="hl-number">788</span> <span class="hl-number">320</span> <span class="hl-number">3</span>
<span class="hl-number">0</span> <span class="hl-number">801</span> <span class="hl-number">380</span> <span class="hl-number">3</span>
<span class="hl-number">1</span> <span class="hl-number">736</span> <span class="hl-number">355</span> <span class="hl-number">3</span>
<span class="hl-number">0</span> <span class="hl-number">785</span> <span class="hl-number">382</span> <span class="hl-number">3</span>
<span class="hl-number">1</span> <span class="hl-number">698</span> <span class="hl-number">345</span> <span class="hl-number">3</span>
<span class="hl-number">0</span> <span class="hl-number">754</span> <span class="hl-number">387</span> <span class="hl-number">3</span>
<span class="hl-number">1</span> <span class="hl-number">648</span> <span class="hl-number">282</span> <span class="hl-number">3</span>
<span class="hl-number">0</span> <span class="hl-number">658</span> <span class="hl-number">369</span> <span class="hl-number">3</span>
<span class="hl-number">1</span> <span class="hl-number">536</span> <span class="hl-number">245</span> <span class="hl-number">1</span>
<span class="hl-number">0</span> <span class="hl-number">645</span> <span class="hl-number">414</span> <span class="hl-number">1</span></pre></div>
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--></style>
<div class="webhelp.fragment.footer">
<p class="p1">Copyright © 2019-2024 广东匠芯创科技有限公司. All rights reserved.</p>
</div><div>
<div class="generation_time">
Update Time: 2025-01-21
</div>
</div>
</div>
</footer>
<div id="go2top" class="d-print-none">
<span class="oxy-icon oxy-icon-up"></span>
</div>
<div id="modal_img_large" class="modal">
<span class="close oxy-icon oxy-icon-remove"></span>
<div id="modal_img_container"></div>
<div id="caption"></div>
</div>
<script src="${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer="defer"></script>
</body>
add doc v1.1.2
2025-01-23 16:37:00 +08:00
</html>
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