<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[maxshi的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/maxshi</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; maxshi]]></copyright><item><title><![CDATA[关于const修饰符]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/7272650</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/7272650</guid><author>maxshi</author><pubDate>Sun, 19 Feb 2012 16:55:10 +0800</pubDate><description><![CDATA[1.const与define的区别：
   const修饰的只读变量具有特定的类型。
     define非关键字，只是简单的字符替换，无类型可言。
  2.const修饰指针，变量
    const int i  /int const i  ‘近水楼台先得月’ 变量i不能赋其他值，
    const int *p  变量*p对象不能改变，
    int * const p 指]]></description><category></category></item><item><title><![CDATA[关于c语言全局变量局部变量]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/7260407</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/7260407</guid><author>maxshi</author><pubDate>Wed, 15 Feb 2012 10:51:54 +0800</pubDate><description><![CDATA[#include
//register m; 1.错误，register不能定义为全局变量;
//static register m；2.静态变量下不能定义为register变量;
extern m;//3.全局变量默认为static类型,作用于是从定义处到文件结束,若前面要引用，可用extern
int n;
void main()
{ 
  int l;//4.静态局部变量也是自]]></description><category></category></item><item><title><![CDATA[筛选法求素数]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6539579</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6539579</guid><author>maxshi</author><pubDate>Sun, 12 Jun 2011 16:00:00 +0800</pubDate><description><![CDATA[1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 251不算遍历一遍，删掉2的倍数：得2 3 5 7 9 11 13 15 17 19 21 23 25遍历一遍，删掉3的倍数：得2 3 5 7 11 13 17 19 23 25遍历一遍，删掉5的倍数：得2 3 5 7 11 13 17 19 23]]></description><category></category></item><item><title><![CDATA[2011.2.1]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6518166</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6518166</guid><author>maxshi</author><pubDate>Tue, 01 Feb 2011 02:12:00 +0800</pubDate><description><![CDATA[#include
#define uint unsigned int
#define uchar unsigned char
sbit DULA=P2^6;
sbit WELA=P2^7;
void display(uchar number1);
uchar code table[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f]]></description><category></category></item><item><title><![CDATA[单片机数码管动态显示]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6518164</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6518164</guid><author>maxshi</author><pubDate>Tue, 01 Feb 2011 00:30:00 +0800</pubDate><description><![CDATA[#include
#define uchar unsigned char
#define uint unsigned int
sbit DULA=P2^6;
sbit WELA=P2^7;
uchar t=0;
uchar n=0;
uchar m=0;
uchar code table[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,]]></description><category></category></item><item><title><![CDATA[定时器控制数码管2011.1.24]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6517926</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6517926</guid><author>maxshi</author><pubDate>Mon, 24 Jan 2011 23:23:00 +0800</pubDate><description><![CDATA[//1.利用定时器、计数器T1产生定时时钟，由P1口控制8个发光二极管，使8个指示灯依次一次一次闪动，闪动频率为10次/秒,循环
//2.用定时器以间隔500ms在6位数码管依次显示0，1，2，3，。。。C,D,E,F,重复
#include
#include
#define uchar unsigned char
sbit DULA=P2^6;
sbit WELA=P2^7;
uc]]></description><category></category></item><item><title><![CDATA[2011.1.21（单片机数码管学习自己写的程序）]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6517831</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6517831</guid><author>maxshi</author><pubDate>Fri, 21 Jan 2011 01:28:00 +0800</pubDate><description><![CDATA[#include
#include
#define uint unsigned int
#define uchar unsigned char
void delay(uint);
void ring_up();
void ring_down();
uchar light(uchar); 
void stream(uchar);
void light_1();
void ligh]]></description><category></category></item><item><title><![CDATA[单片机之数码管2011.1.17]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6517707</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6517707</guid><author>maxshi</author><pubDate>Mon, 17 Jan 2011 23:20:00 +0800</pubDate><description><![CDATA[第一天，根据郭天祥老师留下的作业，分别用位操作和总线操作两种方法完成以下题目：1.熟练建立KEIL工程；2点亮第一个发光管3.点亮最后一个发光管4.点亮1，3，5，75.点2，4，5，66.尝试让第一个发光管闪烁7.尝试设计出流水灯的程序对于6，7我采用延时灯灭亮，不然看不到灯闪烁，因为太快了位操作程序如下：//the bit operation #in]]></description><category></category></item><item><title><![CDATA[关于周期]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6517704</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6517704</guid><author>maxshi</author><pubDate>Mon, 17 Jan 2011 22:23:00 +0800</pubDate><description><![CDATA[1.时钟周期   在一个时钟周期内，CPU仅完成一个最基本的动作。对于某种单片机，若采用了1MHZ的时钟频率，则时钟周期为1us；若采用4MHZ的时钟频率，则时钟周期为250us。由于时钟脉冲是计算机的基本工作脉冲，它控制着计算机的工作节奏（使计算机的每一步都统一到它的步调上来）。显然，对同一种机型的计算机，时钟频率越高，计算机的工作速度就越快。但是，由于不同的计算机硬件电路和器件的不完全相同]]></description><category></category></item><item><title><![CDATA[for循环实现C语言精确延时]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6517703</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6517703</guid><author>maxshi</author><pubDate>Mon, 17 Jan 2011 22:02:00 +0800</pubDate><description><![CDATA[                                                                                                for循环实现C语言精确延时                                                                    ]]></description><category></category></item><item><title><![CDATA[Fedora 8服务器配置之网卡配置]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6506727</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6506727</guid><author>maxshi</author><pubDate>Fri, 24 Sep 2010 11:34:00 +0800</pubDate><description><![CDATA[网 卡是Linux服务器中最重要网络设备。据统计，Linux网络故障有35％在物理层、25％在数据链路层、10％在网络层、10％在传输层、10％在对 话、7％在表示层、3％在应用层。由此可以看出，网络故障通常发生在网络七层模型的下三层，即物理层、链路层和网络层。对应于实际网络也就是使用的网卡、 网络线缆交等设备故障。    在Linux 网络设备在配置时被赋予别名，该别名由一个描述性的缩略词和]]></description><category></category></item><item><title><![CDATA[sizeof(struct)内存分配分析]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6502240</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6502240</guid><author>maxshi</author><pubDate>Fri, 30 Jul 2010 18:05:00 +0800</pubDate><description><![CDATA[对结构MyStruct采用sizeof会出现什么结果呢？sizeof(MyStruct)为多少呢？也许你会这样求：sizeof(MyStruct)=sizeof(double)+sizeof(char)+sizeof(int)=13但是当在VC中测试上面结构的大小时，你会发现sizeof(MyStruct)为16。你知道为什么在VC中会得出这样一个结果吗？其实，这是VC对变量存储的]]></description><category></category></item><item><title><![CDATA[一些外国嵌入式网站分享分享]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6500340</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6500340</guid><author>maxshi</author><pubDate>Sat, 03 Jul 2010 00:53:00 +0800</pubDate><description><![CDATA[不知道谁统计的。比较不错。建议英文好的朋友去看看，肯定会有收获的。2.关于嵌入式开发的站点，提供非常多关于嵌入式开发的资料。包括开发公司，技术文档，免费资源等等。版面包括busses & boards,embedded software,dsp,embedded systems,open source,rtos,embedded chips,system-on-a-chip 等等。强烈推荐]]></description><category></category></item><item><title><![CDATA[现在开始看《把时间当做朋友这本书》]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6499734</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6499734</guid><author>maxshi</author><pubDate>Wed, 23 Jun 2010 21:39:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[华清远见-嵌入式领域著名讲师  O(∩_∩)O  牛牛猛]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6497677</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6497677</guid><author>maxshi</author><pubDate>Fri, 28 May 2010 17:08:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[ARM入门最好的文章]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6496790</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6496790</guid><author>maxshi</author><pubDate>Wed, 19 May 2010 17:32:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[自己做ARM板]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6496787</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6496787</guid><author>maxshi</author><pubDate>Wed, 19 May 2010 17:13:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[ARM ADS中的AXD 调试经验集锦]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6494835</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6494835</guid><author>maxshi</author><pubDate>Thu, 29 Apr 2010 17:56:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[关于PC2007装载Linux9花屏问题解决]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6492990</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6492990</guid><author>maxshi</author><pubDate>Thu, 15 Apr 2010 20:18:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[内部类总结]]></title><link>https://blog.youkuaiyun.com/maxshi/article/details/6492206</link><guid>https://blog.youkuaiyun.com/maxshi/article/details/6492206</guid><author>maxshi</author><pubDate>Fri, 09 Apr 2010 12:08:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item></channel></rss>