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    <description>Camera driver engineer — tech blog</description>
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    <lastBuildDate>Tue, 20 Oct 2026 16:01:41 GMT</lastBuildDate>
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      <title>高通双摄同开与 Camera NOC 带宽：从 Sensor 到 DDR 的反压与 Overflow</title>
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      <pubDate>Sat, 17 Oct 2026 00:00:00 GMT</pubDate>
      <description>双摄同开时 Camera NOC 写 DDR 背压如何传到 FE/VFE/IFE/TFE 与 CSID；用 128/256bit 理论带宽与 30fps 双路算例说明平均通常够、峰值与投票才是坑。</description>
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      <title>sensor 变量及计算公式</title>
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      <pubDate>Sat, 14 Mar 2026 00:00:00 GMT</pubDate>
      <description>Camera Sensor 调试中 HBI/VBI、时钟与等效焦距等关键变量的获取方法与计算公式。</description>
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      <title>Linux 系统编程基础指南</title>
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      <pubDate>Thu, 12 Sep 2024 00:00:00 GMT</pubDate>
      <description>Linux 进程管理、进程间通信、信号处理与多线程编程的核心概念与实践要点。</description>
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      <title>I2C 和 I3C 协议详解</title>
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      <pubDate>Tue, 20 Aug 2024 00:00:00 GMT</pubDate>
      <description>从物理层到协议层梳理 I2C 与 I3C 的差异、选型建议与嵌入式调试要点。</description>
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      <title>图像传感器的工作原理与应用</title>
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      <pubDate>Wed, 10 Jul 2024 00:00:00 GMT</pubDate>
      <description>CMOS 与 CCD 的光电转换原理、特性对比，以及在手机、安防与工业检测中的典型应用。</description>
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    <item>
      <title>环境传感器在智能家居中的应用</title>
      <link>https://xiongzhengyao.dev/blog/429226/environmental-sensors</link>
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      <pubDate>Sat, 15 Jun 2024 00:00:00 GMT</pubDate>
      <description>温湿度、空气质量与光线传感器在智能家居系统中的选型、集成与典型应用场景。</description>
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      <title>惯性传感器在手机中的应用</title>
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      <pubDate>Wed, 22 May 2024 00:00:00 GMT</pubDate>
      <description>加速度计、陀螺仪与磁力计在手机中的驱动开发、数据融合与典型应用场景。</description>
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    <item>
      <title>嵌入式开发学习资料整理</title>
      <link>https://xiongzhengyao.dev/blog/806838/learning-resources</link>
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      <pubDate>Fri, 01 Mar 2024 00:00:00 GMT</pubDate>
      <description>嵌入式开发从编程语言、操作系统到硬件基础与通信协议的学习路径与推荐资料。</description>
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