<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[bitrain的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/bitrain</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; bitrain]]></copyright><item><title><![CDATA[创建内核设备树（TI TRM）]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/52637538</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/52637538</guid><author>bitrain</author><pubDate>Fri, 23 Sep 2016 14:05:44 +0800</pubDate><description><![CDATA[Compiling the Device Tree Binaries

Starting with the 3.8 kernel each TI evm has an unique device tree binary file required by the kernel. Therefore, you will need to build and install the correct d]]></description><category></category></item><item><title><![CDATA[QT5程序打包发布]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/51943075</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/51943075</guid><author>bitrain</author><pubDate>Mon, 18 Jul 2016 16:25:49 +0800</pubDate><description><![CDATA[C:\Qt\Qt5.x.y\5.x\msvc2013_64\bin\windeployqt.exe]]></description><category></category></item><item><title><![CDATA[QT各种乱码解决方案]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/51942965</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/51942965</guid><author>bitrain</author><pubDate>Mon, 18 Jul 2016 16:17:14 +0800</pubDate><description><![CDATA[Qt中的中文显示，经常会出现乱码，但在UI设计界面上添加的中文是不会出现乱码的，如果你刚使用qt，那么你肯定会碰到这个问题。

网上搜索一下，找到的都是这种：
#include 


int main(int argc, char **argv)

{

....................

QTextCodec::setCodecForTr(QTextCodec::]]></description><category></category></item><item><title><![CDATA[干货：在嵌入式系统设计中，五个让传感器变得更简单的技巧！]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/50886445</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/50886445</guid><author>bitrain</author><pubDate>Mon, 14 Mar 2016 15:02:23 +0800</pubDate><description><![CDATA[【创客资讯】干货：在嵌入式系统设计中，五个让传感器变得更简单的技巧！
http://www.landzo.cn/thread-12763-1-1.html
(出处: 蓝宙创客空间)



传感器的数量在整个地球表面和人们生活周遭空间激增，提供世界各种数据讯息。这些价格亲民的传感器是物联网(IoT)发展和我们的社会正面临数字化革命背后的驱动力，然而，连接和获取来自传感器的数据并不总是直线]]></description><category></category></item><item><title><![CDATA[OV7725+广州创龙OMAPL138开发板调试（从选型到出图像）]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/46300855</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/46300855</guid><author>bitrain</author><pubDate>Mon, 01 Jun 2015 12:01:58 +0800</pubDate><description><![CDATA[最近项目需要做一个精巧的小设备，需要一个体积小巧，功能较强大的cpu核心板。考虑到后期开发过程中可能会遇到比较多的问题，客服给不给力也是一个重要的考虑方面。CPU的选型上，因为后期视频帧率需要达到50帧以上，而且要做视频处理，所以一般的arm（如stm32，2410）也不予考虑。有了以上指导原则，开始在各大论坛及网店搜罗符合要求的核心板，首先备选的是树莓派，最终由于以下几个方面的原因放弃了该方案：]]></description><category></category></item><item><title><![CDATA[linux socketcan驱动编写及使用（研华PCI-1680）]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/41621233</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/41621233</guid><author>bitrain</author><pubDate>Sun, 30 Nov 2014 11:23:54 +0800</pubDate><description><![CDATA[再占个位置]]></description><category></category></item><item><title><![CDATA[Fedora 20 为内核建立可用的源码树]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/41621213</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/41621213</guid><author>bitrain</author><pubDate>Sun, 30 Nov 2014 11:22:46 +0800</pubDate><description><![CDATA[先占个位置]]></description><category></category></item><item><title><![CDATA[一个查询Linux内核配置选项的好去处]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/22199887</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/22199887</guid><author>bitrain</author><pubDate>Wed, 26 Mar 2014 18:11:28 +0800</pubDate><description><![CDATA[http://kernel.xc.net/]]></description><category></category></item><item><title><![CDATA[Just an example]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/22138309</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/22138309</guid><author>bitrain</author><pubDate>Wed, 26 Mar 2014 05:24:25 +0800</pubDate><description><![CDATA[http://www.rts.uni-hannover.de/xenomai/lxr/source/examples/rtdm/driver-api/]]></description><category></category></item><item><title><![CDATA[Xenomai: Hard Real Time Driver Example Tutorial with MMAP using the RTDM (Real Time Driver Model)]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/22138043</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/22138043</guid><author>bitrain</author><pubDate>Wed, 26 Mar 2014 05:17:43 +0800</pubDate><description><![CDATA[Xenomai: Hard Real Time Driver Example Tutorial with MMAP using the RTDM (Real Time Driver Model)

Here we have a template/skeleton of a hard real time driver with MMAP, utilizing the RTDM (Real Tim]]></description><category></category></item><item><title><![CDATA[RTAI安装时的内核配置，比较全，懒了，有时间翻译]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/9096465</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/9096465</guid><author>bitrain</author><pubDate>Fri, 14 Jun 2013 17:06:15 +0800</pubDate><description><![CDATA[The con guration
I haven't found a complete and working guide about this step. In every guide, something was
missing, making me have to compile the kernel repeated times because an option or another]]></description><category></category></item><item><title><![CDATA[linux-2.6.38.8+rtai3.9 编译提示unknown symbol irq_desc 解决办法]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/8935812</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/8935812</guid><author>bitrain</author><pubDate>Thu, 16 May 2013 16:30:17 +0800</pubDate><description><![CDATA[首先，内核编译时将General setup -> IRQ subsystem -> Support sparse irq numbering选项disable
然后在/kernel/irq/irqdesc.c文件中找到函数 int __init early_irq_init(void)，进行如下修改。
EXPORT_SYMBOL(irq_desc);


 int __init ear]]></description><category></category></item><item><title><![CDATA[RTAI安装]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/8933768</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/8933768</guid><author>bitrain</author><pubDate>Thu, 16 May 2013 10:17:50 +0800</pubDate><description><![CDATA[5.1        RTAI安装

24.1.x，适合于2.4核心，主要采用rthal实现方案。3.x版本，适合2.4-2.6核心，采用了Adeos实现方案。最新版本为RTAI
 3.3。（源代码中集成了Adeos补丁）

1.          在所有工作开始前，先来核对一下你的gcc版本。例如：　#
 gcc –v

Paolo Mantegazza教授(RTAI开发者)用的]]></description><category></category></item><item><title><![CDATA[定制自己的linux系统]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/8900718</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/8900718</guid><author>bitrain</author><pubDate>Wed, 08 May 2013 15:47:14 +0800</pubDate><description><![CDATA[环境:一台运行操作系统 FC3 的主机   一块额外硬盘(/dev/hdd)(为了叙述的方便，称之为第2硬盘)
定制过程:
一 编译内核
编译内核是具体定制 Linux 系统的第一步，根据定值的目标及机器的硬件特性进行内核选项的选择，选定一个内核版本(如linux-2.6.11.1),进行编译。
编译内核的过程以及内核选项的选择不再详述(这个不能统一，需要根据具体需求而变化)。编译内核用到]]></description><category></category></item><item><title><![CDATA[RedHat6自动登录]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/8900175</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/8900175</guid><author>bitrain</author><pubDate>Wed, 08 May 2013 14:30:03 +0800</pubDate><description><![CDATA[root打开文件/etc/gdm/custom.conf，改成如下即可：
gedit /etc/gdm/custom.conf
[daemon]
AutomaticLoginEnable=true
AutomaticLogin=root]]></description><category></category></item><item><title><![CDATA[移植Gens for linux到arm--------编译成功]]></title><link>https://blog.youkuaiyun.com/bitrain/article/details/3410434</link><guid>https://blog.youkuaiyun.com/bitrain/article/details/3410434</guid><author>bitrain</author><pubDate>Sat, 29 Nov 2008 16:50:00 +0800</pubDate><description><![CDATA[        经过一个星期的努力，总算是把要移植的目标版本在linux下编译过了，其实也没有什么技巧，只是当时实在是自己没有想到可以这么弄，做一下记录已备以后参考，哈哈。        说明一下版本：我用的虚拟器是VmWare，系统ubnutu8.04，Gens-2.15.5-gs-m5.2.tar.gz。        Gens-2.15.5-gs-m5.2.tar.gz还有比较新的版]]></description><category></category></item></channel></rss>