#include?
#include?“Ir.h“

char?code?Tab[16]=“0123456789ABCDEF“;

unsigned?char?irtime?=?0?ir_ok?=?0;
unsigned?char?ir_timedata[33];
unsigned?char?ircode[4];
unsigned?char?irdata[8];?
unsigned?char?Irnum;

sbit?IR?=?P3^2;

void?Time0_Init（）
{
	TMOD?|=?0x02;
	TL0?=?0;
	TH0?=?0;
	ET0?=?1;
}

void?EX0_Init（）
{
	IT0?=?1;
	EX0?=?1;	
}

void?Time_Isr（）?interrupt?1
{
	irtime++;	
}

void?EX0_Isr（）?interrupt?0	
{
	static?unsigned?char?i;				/*接收紅外信號(hào)處理*/
	static?bit?start_flag;				/*開(kāi)始處理標(biāo)志*/

	if?（start_flag）
	{
		if?（irtime>=33）	/*引導(dǎo)碼和結(jié)果碼?9ms+4.5ms*/
		{
			i?=?0;
		}
		ir_timedata[i]?=?irtime;
		irtime?=?0;
		i++;
		if?（i==33）
		{
			i?=?0;
			ir_ok?=?1;
		}
	}
	else
	{
		irtime?=?0;
		start_flag?=?1;
	}
}

void?Ir_GetCode（）
{
	unsigned?char?i?j?k;
	unsigned?char?cord?value=0;

??	k=1;
??	for（i=0;i<4;i++）??????					/*處理4個(gè)字節(jié)*/
????{
??????	for（j=1;j<=8;j++）?					/*處理1個(gè)字節(jié)8位*/
????????{
??????????	cord=ir_timedata[k];
??????????	if（cord>7）						/*大于某值為1，這個(gè)和晶振有絕對(duì)關(guān)系，這里使用12M計(jì)算?*/
			{
				value|=0x80;
			}
?????????????
?????????	if（j<8）
		????{
			?	value>>=1;
			}
???????????	k++;
????????}
?????	ircode[i]=value;
?????	value=0;?????
?????}?
	irdata[0]?=?Tab[ircode[0]/16];???		/*處理客戶碼*/
	irdata[1]?=?Tab[ircode[0]%16];
	
	irdata[2]?=?Tab[ircode[1]/16];???		/*處理客戶碼*/
	irdata[3]?=?Tab[ircode[1]%16];
	
	irdata[4]?=?Tab[ircode[2]/16];???		/*處理數(shù)據(jù)碼*/
	irdata[5]?=?Tab[ircode[2]%16];
	?
	irdata[6]?=?Tab[ircode[3]/16];??		/*處理數(shù)據(jù)反碼*/
	irdata[7]?=?Tab[ircode[3]%16];
	
	Irnum?=?irdata[4]*16+irdata[5]-‘0‘;
		
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-10-30?19:47??mb1504\
?????目錄???????????0??2013-04-29?01:16??mb1504\lst\
?????文件????????4824??2012-10-23?17:48??mb1504\lst\Ir.lst
?????文件???????32555??2012-10-23?17:48??mb1504\lst\lcd.lst
?????文件????????8915??2012-10-23?17:48??mb1504\lst\main.lst
?????文件????????4638??2012-10-23?17:48??mb1504\lst\mb1504.lst
?????文件???????42029??2012-10-23?17:48??mb1504\lst\mb1504.m51
?????文件????????2562??2013-10-30?19:47??mb1504\mb1504.Opt
?????文件?????????164??2012-05-03?11:11??mb1504\mb1504.plg
?????文件????????2247??2012-05-03?15:35??mb1504\mb1504.Uv2
?????文件????????2561??2013-05-27?19:53??mb1504\mb1504_Opt.Bak
?????文件???????????0??2012-05-03?11:11??mb1504\mb1504_Uv2.Bak
?????目錄???????????0??2013-04-29?01:16??mb1504\output\
?????文件????????5251??2012-10-23?17:48??mb1504\output\Ir.obj
?????文件???????31346??2012-10-23?17:48??mb1504\output\lcd.obj
?????文件???????13598??2012-10-23?17:48??mb1504\output\main.obj
?????文件???????48270??2012-10-23?17:48??mb1504\output\mb1504
?????文件???????26713??2012-10-23?17:48??mb1504\output\mb1504.hex
?????文件?????????151??2012-10-23?17:48??mb1504\output\mb1504.lnp
?????文件????????5552??2012-10-23?17:48??mb1504\output\mb1504.obj
?????文件?????????166??2013-10-30?19:47??mb1504\output\mb1504.plg
?????目錄???????????0??2013-04-29?01:16??mb1504\src\
?????文件???????45143??2009-12-02?11:54??mb1504\src\8x16.h
?????文件????????7430??2009-12-02?17:48??mb1504\src\GB1616.h
?????文件???????11487??2011-12-04?00:50??mb1504\src\GB2525.h
?????文件????????6439??2011-12-04?00:17??mb1504\src\GB3232.h
?????文件????????1696??2011-12-04?06:05??mb1504\src\Ir.c
?????文件?????????204??2012-10-23?17:48??mb1504\src\Ir.h
?????文件???????16901??2011-12-04?10:55??mb1504\src\lcd.c
?????文件????????2901??2011-12-04?06:12??mb1504\src\lcd.h
?????文件????????3182??2012-05-12?09:53??mb1504\src\main.c
............此處省略3個(gè)文件信息