<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[100ask-t113-pro lvds调试问题]]></title><description><![CDATA[<p dir="auto">RGB屏是可以正常显示的，但是配置lvds设备树时，却显示异常，用fbshow写图片也无法显示<br />
设备树lvds配置如下：<br />
&amp;lcd0 {<br />
lcd_used            = &lt;1&gt;;</p>
<pre><code>    lcd_driver_name     = "default_lcd";
    lcd_backlight       = &lt;50&gt;;
    lcd_if              = &lt;3&gt;;

    lcd_x               = &lt;800&gt;;
    lcd_y               = &lt;600&gt;;
    lcd_width           = &lt;108&gt;;
    lcd_height          = &lt;94&gt;;
    lcd_dclk_freq       = &lt;39&gt;;

    lcd_pwm_used        = &lt;1&gt;;
    lcd_pwm_ch          = &lt;7&gt;;
    lcd_pwm_freq        = &lt;50000&gt;;
    lcd_pwm_pol         = &lt;0&gt;;
	
lcd_hbp             = &lt;88&gt;;
    lcd_ht              = &lt;1024&gt;;
    lcd_hspw            = &lt;64&gt;;
    lcd_vbp             = &lt;15&gt;;
    lcd_vt              = &lt;625&gt;;
    lcd_vspw            = &lt;6&gt;;

    lcd_lvds_if         = &lt;0&gt;;
    lcd_lvds_colordepth = &lt;0&gt;;
    lcd_lvds_mode       = &lt;1&gt;;

    lcd_frm = &lt;0&gt;;
    lcd_io_phase = &lt;0x0000&gt;;
    lcd_gamma_en        = &lt;0&gt;;
    lcd_bright_curve_en = &lt;0&gt;;
    lcd_cmap_en         = &lt;0&gt;;
	
deu_mode            = &lt;0&gt;;
    lcdgamma4iep        = &lt;22&gt;;
    smart_color         = &lt;90&gt;;

    pinctrl-0 = &lt;&amp;lvds0_pins_a&gt;;
    pinctrl-1 = &lt;&amp;lvds0_pins_b&gt;;
</code></pre>
<p dir="auto">};<br />
请问是设备树配置出错了吗？<br />
显示异常的现象：<br />
用fbshow显示显示png图片不能显示，但过会儿屏幕有蓝色<br />
使用接口自带 colorbar<br />
echo 8 &gt; /sys/class/disp/disp/attr/colorbar<br />
<img src="/assets/uploads/files/1693470252194-6cd50c54-ccde-4c88-80ae-7a6a7d80208a-38d4cf28ffdc2feb3745be6f67d2451e.jpg" alt="6cd50c54-ccde-4c88-80ae-7a6a7d80208a-38D4CF28FFDC2FEB3745BE6F67D2451E.jpg" class=" img-responsive img-markdown" width="1440" height="1920" /></p>
]]></description><link>https://bbs.aw-ol.com/topic/4165/100ask-t113-pro-lvds调试问题</link><generator>RSS for Node</generator><lastBuildDate>Sat, 11 Apr 2026 15:20:21 GMT</lastBuildDate><atom:link href="https://bbs.aw-ol.com/topic/4165.rss" rel="self" type="application/rss+xml"/><pubDate>Thu, 31 Aug 2023 08:30:37 GMT</pubDate><ttl>60</ttl></channel></rss>