<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[cuiyilong21的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/cuiyilong21</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; cuiyilong21]]></copyright><item><title><![CDATA[centos 升级内核--rpm方式]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/132170297</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/132170297</guid><author>cuiyilong21</author><pubDate>Tue, 08 Aug 2023 16:38:21 +0800</pubDate><description><![CDATA[参考。]]></description><category></category></item><item><title><![CDATA[Tracealyzer使用guide(base on freertos)]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/123322348</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/123322348</guid><author>cuiyilong21</author><pubDate>Mon, 07 Mar 2022 14:33:05 +0800</pubDate><description><![CDATA[tracealyzer使用简单guide]]></description><category></category></item><item><title><![CDATA[cache/mpu]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/120063617</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/120063617</guid><author>cuiyilong21</author><pubDate>Fri, 03 Sep 2021 17:45:06 +0800</pubDate><description><![CDATA[ref

https://max.book118.com/html/2020/0312/7104116164002122.shtm

https://blog.youkuaiyun.com/lu_embedded/article/details/78416041

https://blog.youkuaiyun.com/Simon223/article/details/91497513






]]></description><category></category></item><item><title><![CDATA[linux 学习资料搜集]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/107916593</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/107916593</guid><author>cuiyilong21</author><pubDate>Mon, 10 Aug 2020 16:42:51 +0800</pubDate><description><![CDATA[spinlock

http://blog.chinaunix.net/uid-20543672-id-3252604.html



linux 内存管理

https://blog.youkuaiyun.com/csdn_whb/article/details/81251713








]]></description><category></category></item><item><title><![CDATA[cache学习]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/106838523</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/106838523</guid><author>cuiyilong21</author><pubDate>Thu, 18 Jun 2020 16:56:09 +0800</pubDate><description><![CDATA[1.计算机存储体系简介

存储器是分层次的，离CPU越近的存储器，速度越快，每字节的成本越高，同时容量也因此越小。寄存器速度最快，离CPU最近，成本最高，所以个数容量有限，其次是高速缓存（缓存也是分级，有L1，L2等缓存），再次是主存（普通内存），再次是本地磁盘。
寄存器的速度最快，可以在一个时钟周期内访问，其次是高速缓存，可以在几个时钟周期内访问，普通内存可以在几十个或几百个时钟周期内访问。
存储器分级，利用的是局部性原理。我们可以以经典的阅读书籍为例。我在读的书，捧在手里（寄存器），我最近频繁阅读的书，]]></description><category></category></item><item><title><![CDATA[步步高S1W（家教机）上手体验]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/106600910</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/106600910</guid><author>cuiyilong21</author><pubDate>Tue, 09 Jun 2020 23:12:08 +0800</pubDate><description><![CDATA[S1W全方位体验
]]></description><category></category></item><item><title><![CDATA[技术栈]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/102736583</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/102736583</guid><author>cuiyilong21</author><pubDate>Fri, 25 Oct 2019 09:16:53 +0800</pubDate><description><![CDATA[cmake 构建编译环境

makefile 语法

os --- free rtos

移植

https://blog.youkuaiyun.com/jutun5887/article/details/80205325

debug --jlink

bootloader





http://www.stmcu.org.cn/module/forum/forum.php?mod=viewthre...]]></description><category></category></item><item><title><![CDATA[stm32 学习 转]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/102716753</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/102716753</guid><author>cuiyilong21</author><pubDate>Thu, 24 Oct 2019 09:58:28 +0800</pubDate><description><![CDATA[如果为了学习单片机而去学习单片机，这样的思路是不对的。


有人会问，我该如何系统地入门学习stm32？


其实这本身就是一个错误的问题。假如你会使用8051 ， 会写C语言，那么STM32本身并不需要刻意的学习。


你要考虑的是， 我可以用STM32实现什么？


为什么使用STM32而不是8051？ 是因为51的频率太低，无法满足计算需求？是51的管脚太少，无法满足众多外设的IO？ 是51...]]></description><category></category></item><item><title><![CDATA[pcie 学习资料搜集]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/100145379</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/100145379</guid><author>cuiyilong21</author><pubDate>Thu, 29 Aug 2019 19:51:10 +0800</pubDate><description><![CDATA[https://blog.youkuaiyun.com/abcamus/article/details/72812507



pcie 扫盲系列

http://blog.chinaaet.com/justlxy/p/5100053251





dma inbound/outbound 理解

http://www.ssdfans.com/blog/2018/11/01/%E4%BB%8Ecp...]]></description><category></category></item><item><title><![CDATA[sdio linux driver code分析]]></title><link>https://blog.youkuaiyun.com/cuiyilong21/article/details/99193292</link><guid>https://blog.youkuaiyun.com/cuiyilong21/article/details/99193292</guid><author>cuiyilong21</author><pubDate>Sun, 11 Aug 2019 15:03:19 +0800</pubDate><description><![CDATA[1、SPI总线：

   SPI(同步外设接口)是由摩托罗拉公司开发的全双工同步串行总线,其接口由 MISO(串行数据输入),MOSI(串行数据输出),SCK(串行移位时钟),SS/CS(从使能信号)四种信号构成(当然了,现在芯片技术日新月异,SPI 模块的结构也在变化中,象 OMAP 系列中的 SPI 模块还支持 5 线的一种模式),SS /CS决定了唯一的与主设备通信的从设备,主设备通...]]></description><category></category></item></channel></rss>