<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Peace0066的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Peace0066</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Peace0066]]></copyright><item><title><![CDATA[2020-12-20]]></title><link>https://blog.youkuaiyun.com/Peace0066/article/details/111414990</link><guid>https://blog.youkuaiyun.com/Peace0066/article/details/111414990</guid><author>Peace0066</author><pubDate>Sun, 20 Dec 2020 11:16:54 +0800</pubDate><description><![CDATA[keil中C语言通过外部中断实现控制led灯定时亮灭
#include "reg52.h"			 //此文件中定义了单片机的一些特殊功能寄存器

typedef unsigned int u16;	  //对数据类型进行声明定义
typedef unsigned char u8;
#define GPIO_KEY P1

u8 KeyValue;	//用来存放读取到的键值


sbit LSA=P2^2;
sbit LSB=P2^3;
sbit LSC=P2^4;
sbit k2=P3^0;
sbit k3]]></description><category></category></item></channel></rss>