<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[m0_49339472的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/m0_49339472</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; m0_49339472]]></copyright><item><title><![CDATA[eMMC 5.1 建链流程详细解读]]></title><link>https://blog.youkuaiyun.com/m0_49339472/article/details/161387419</link><guid>https://blog.youkuaiyun.com/m0_49339472/article/details/161387419</guid><author>m0_49339472</author><pubDate>Thu, 28 May 2026 16:14:59 +0800</pubDate><description><![CDATA[是指从上电到主机与设备之间建立可用通信连接的完整过程。eMMC 5.1 的建链流程可以分为。]]></description><category></category></item><item><title><![CDATA[eMMC 5.1 CMDQ (Command Queuing) 解读]]></title><link>https://blog.youkuaiyun.com/m0_49339472/article/details/160599268</link><guid>https://blog.youkuaiyun.com/m0_49339472/article/details/160599268</guid><author>m0_49339472</author><pubDate>Tue, 28 Apr 2026 18:22:56 +0800</pubDate><description><![CDATA[对比项传统模式CMDQ模式命令与数据串行并行（排队与传输重叠）设备调度无设备内部优化调度随机读极差（逐个寻址）优秀（并行准备）中断开销每个操作一次可合并CPU负载高（频繁发命令）低（CQE硬件自动管理）队列深度1最多32。]]></description><category></category></item><item><title><![CDATA[eMMC 5.1 状态机转换完整时序深度解读]]></title><link>https://blog.youkuaiyun.com/m0_49339472/article/details/160414409</link><guid>https://blog.youkuaiyun.com/m0_49339472/article/details/160414409</guid><author>m0_49339472</author><pubDate>Wed, 22 Apr 2026 18:30:13 +0800</pubDate><description><![CDATA[eMMC 5.1 定义了和，通过命令驱动状态转换。]]></description><category></category></item><item><title><![CDATA[eMMC 5.1 寄存器解读]]></title><link>https://blog.youkuaiyun.com/m0_49339472/article/details/160256659</link><guid>https://blog.youkuaiyun.com/m0_49339472/article/details/160256659</guid><author>m0_49339472</author><pubDate>Fri, 17 Apr 2026 17:51:58 +0800</pubDate><description><![CDATA[寄存器主机读主机写修改方式OCR✓ (CMD1)✗设备自动更新CID✓ (CMD2)✗出厂固化CSD✓ (CMD9)部分 (CMD27)仅少数可编程位RCA✓✓ (CMD3)CMD3设置DSR✓✓ (CMD4)CMD4设置EXT_CSD✓ (CMD8)✓ (CMD6)CMD6 SWITCH命令。]]></description><category></category></item><item><title><![CDATA[EMMC5.1命令集深度解读]]></title><link>https://blog.youkuaiyun.com/m0_49339472/article/details/160220920</link><guid>https://blog.youkuaiyun.com/m0_49339472/article/details/160220920</guid><author>m0_49339472</author><pubDate>Thu, 16 Apr 2026 16:52:11 +0800</pubDate><description><![CDATA[eMMC 的命令集是整个协议的核心，主要分为。这是最重要的配置/状态寄存器，通过。（Class 0-10），通过。传输48位的命令/响应。]]></description><category></category></item></channel></rss>