https://wiki.riguz.com/index.php?action=history&feed=atom&title=Rock5b%2B_HDMI 2026-07-25T22:26:34Z 本wiki上该页面的版本历史 MediaWiki 1.46.0 https://wiki.riguz.com/index.php?title=Rock5b%2B_HDMI&diff=5221&oldid=prev 2026-07-25T11:58:35Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw-interface=""> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="zh-Hans-CN"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">←上一版本</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">2026年7月25日 (六) 11:58的版本</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l23">第23行：</td> <td colspan="2" class="diff-lineno">第23行：</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Linux/Unix]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Linux/Unix]]</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[[Category:Embedded]]</ins></div></td></tr> <!-- diff cache key wiki_db:diff:1.41:old-5213:rev-5221:php=table --> </table>

Riguz https://wiki.riguz.com/index.php?title=Rock5b%2B_HDMI&diff=5213&oldid=prev 2026-07-25T09:36:40Z

<p>创建页面，内容为“&lt;syntaxhighlight lang=&quot;bash&quot;&gt; # 看 HDMI 连接器状态（connected / disconnected） radxa@rock-5b-plus:~$ cat /sys/class/drm/card0-HDMI-A-1/status connected # 看内核识别到的支持模式 radxa@rock-5b-plus:~$ cat /sys/class/drm/card0-HDMI-A-1/modes 1024x600 1920x1080 1920x1080 ... 720x400 # EDID 原始数据 radxa@rock-5b-plus:~$ ls /sys/class/drm/*/edid /sys/class/drm/card0-DP-1/edid /sys/class/drm/card0-HDMI-A-2/edid /sys/class/drm/card0-HDMI…”</p> <p><b>新页面</b></p><div>&lt;syntaxhighlight lang=&quot;bash&quot;&gt;<br /> # 看 HDMI 连接器状态（connected / disconnected）<br /> radxa@rock-5b-plus:~$ cat /sys/class/drm/card0-HDMI-A-1/status<br /> connected<br /> <br /> # 看内核识别到的支持模式<br /> radxa@rock-5b-plus:~$ cat /sys/class/drm/card0-HDMI-A-1/modes<br /> 1024x600<br /> 1920x1080<br /> 1920x1080<br /> ...<br /> 720x400<br /> <br /> # EDID 原始数据<br /> radxa@rock-5b-plus:~$ ls /sys/class/drm/*/edid<br /> /sys/class/drm/card0-DP-1/edid /sys/class/drm/card0-HDMI-A-2/edid<br /> /sys/class/drm/card0-HDMI-A-1/edid /sys/class/drm/card0-Writeback-1/edid<br /> <br /> <br /> &lt;/syntaxhighlight&gt;<br /> <br /> <br /> <br /> [[Category:Linux/Unix]]</div>

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