https://blog.youkuaiyun.com/shouchen1zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/shouchen1/article/details/163729118https://blog.youkuaiyun.com/shouchen1/article/details/163729118shouchen1Thu, 13 Aug 2026 16:19:05 +0800https://blog.youkuaiyun.com/shouchen1/article/details/163642524https://blog.youkuaiyun.com/shouchen1/article/details/163642524shouchen1Mon, 10 Aug 2026 17:40:36 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162943408https://blog.youkuaiyun.com/shouchen1/article/details/162943408shouchen1Thu, 16 Jul 2026 18:18:36 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162911392https://blog.youkuaiyun.com/shouchen1/article/details/162911392shouchen1Wed, 15 Jul 2026 18:24:29 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162907920https://blog.youkuaiyun.com/shouchen1/article/details/162907920shouchen1Wed, 15 Jul 2026 15:50:45 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162883566https://blog.youkuaiyun.com/shouchen1/article/details/162883566shouchen1Tue, 14 Jul 2026 23:42:20 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162882566https://blog.youkuaiyun.com/shouchen1/article/details/162882566shouchen1Tue, 14 Jul 2026 22:05:06 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162818735https://blog.youkuaiyun.com/shouchen1/article/details/162818735shouchen1Sun, 12 Jul 2026 21:59:46 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162816727https://blog.youkuaiyun.com/shouchen1/article/details/162816727shouchen1Sun, 12 Jul 2026 17:43:54 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162339850https://blog.youkuaiyun.com/shouchen1/article/details/162339850shouchen1Sun, 12 Jul 2026 15:46:44 +0800），串口时钟会失效导致硬件静默。关键点：时钟配置优先于引脚检查，需确保设备树包含频率和时钟源，示例如下： &uart3 { status = "okay"; clock-frequency = ; pinctrl-0 = ; };]]>https://blog.youkuaiyun.com/shouchen1/article/details/162303091https://blog.youkuaiyun.com/shouchen1/article/details/162303091shouchen1Sun, 12 Jul 2026 14:56:55 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162272697https://blog.youkuaiyun.com/shouchen1/article/details/162272697shouchen1Sun, 12 Jul 2026 14:49:31 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162572579https://blog.youkuaiyun.com/shouchen1/article/details/162572579shouchen1Sun, 12 Jul 2026 14:44:22 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162276187https://blog.youkuaiyun.com/shouchen1/article/details/162276187shouchen1Sun, 12 Jul 2026 14:22:59 +0800https://blog.youkuaiyun.com/shouchen1/article/details/162750769https://blog.youkuaiyun.com/shouchen1/article/details/162750769shouchen1Fri, 10 Jul 2026 09:31:24 +0800https://blog.youkuaiyun.com/shouchen1/article/details/156981960https://blog.youkuaiyun.com/shouchen1/article/details/156981960shouchen1Thu, 15 Jan 2026 11:21:37 +0800https://blog.youkuaiyun.com/shouchen1/article/details/140924922https://blog.youkuaiyun.com/shouchen1/article/details/140924922shouchen1Mon, 05 Aug 2024 13:59:35 +0800https://blog.youkuaiyun.com/shouchen1/article/details/140621898https://blog.youkuaiyun.com/shouchen1/article/details/140621898shouchen1Mon, 22 Jul 2024 23:21:46 +0800https://blog.youkuaiyun.com/shouchen1/article/details/136371231https://blog.youkuaiyun.com/shouchen1/article/details/136371231shouchen1Thu, 29 Feb 2024 14:50:17 +0800https://blog.youkuaiyun.com/shouchen1/article/details/136371023https://blog.youkuaiyun.com/shouchen1/article/details/136371023shouchen1Thu, 29 Feb 2024 14:44:23 +0800