Filesystem Hierarchy Standard From Wikipedia, the free encyclopedia Contents 1Directory structure 2FHS compliance 3History 3.1Release history 4See als Read More
posted @ 2019-10-21 17:00 mapleay Views(210) Comments(0) Diggs(0) Edit
Package Management Basics: apt, yum, dnf, pkg Package Management Basics: apt, yum, dnf, pkg Introduction Most modern Unix-like operating systems offer Read More
posted @ 2019-10-21 13:35 mapleay Views(149) Comments(0) Diggs(0) Edit
文章用来认识GNU,表达对GNU的尊重。 我的理解是,GNU开发了很多好的能在Linux上运行的程序套件(尤其是GCC、BASH等),同时GNU也有自己亲生的操作系统内核“GNU Hurd”,最后GNU程序套件没有和Hurd打包发布,而是和Linux。有人用“Linux”称谓操作系统时,会引起误会, Read More
posted @ 2019-10-17 14:03 mapleay Views(324) Comments(0) Diggs(0) Edit
记录Debian/Ubuntu使用过程中,遇到的典型问题。 Read More
posted @ 2019-10-17 12:30 mapleay Views(386) Comments(0) Diggs(0) Edit
了解更多,参考:https://www.gnu.org/software/binutils/ 一、GNU Binutils The GNU Binutils are a collection of binary tools/utility. The main ones are: ld - the G Read More
posted @ 2019-10-13 18:15 mapleay Views(397) Comments(0) Diggs(0) Edit
SPI protocol Read More
posted @ 2019-10-12 21:16 mapleay Views(804) Comments(0) Diggs(0) Edit
Overview The Arm architecture provides the foundations for the design of a processor or core, things we refer to as a Processing Element (PE). The Arm Read More
posted @ 2019-09-26 12:14 mapleay Views(512) Comments(0) Diggs(0) Edit
RCC_CFGR的Bits 1:0 SW: System clock switch Read More
posted @ 2019-07-19 12:38 mapleay Views(363) Comments(0) Diggs(0) Edit
其实是显示在了另外一个显示屏幕上,删掉配置数据就可以恢复默认设置。默认在显示屏1,就能看到了。 1.找到配置文件存放的目录,一般在如下地址可以找到,或者从C盘进就是C:\Users\用户名\Documents\Source Insight 4.0\Settings。 2.进入Settings目录后会 Read More
posted @ 2019-05-27 23:32 mapleay Views(815) Comments(0) Diggs(0) Edit
一、基础知识 虽然写的都是代码,但是代码运行在哪个级别什么位置,还是需要做好定位,这样才心中有数。Linux和Windows都是宏内核,内核自己管理硬件软件资源,对外提供“系统调用”给程序员编程。 操作系统按照一定的协议把我们写的程序加载进内存,为其分配内存等资源,让其诞生;然后程序自己管自己,自己 Read More
posted @ 2019-03-13 11:55 mapleay Views(2393) Comments(0) Diggs(0) Edit