本程序适用于Infineon–XC866的单片机，载波为38KHZ，经过P3_0作为发送端口，其间：0由0.56m的高电平和0.56ms的低电平组成，1由0.56的高电平和1.68ms的电平组成。稍加修正可应用于C51。
发送程序如下：
//****************************************************************************// @Module Project Settings// @Filename MAIN.C// @Project 20W.dav//----------------------------------------------------------------------------// @Controller Infineon XC866-2FR//// @Compiler Keil//// @Codegenerator 2.0//// @Description This file contains the Project initialization function.////----------------------------------------------------------------------------// @Date 2010-11-4 15:54:56////****************************************************************************// USER CODE BEGIN (MAIN_General,1)// USER CODE END//****************************************************************************// @Project Includes// 完好代码下载地址:点这里// 与本程序对应的红外接纳程序代码:http://www.51hei.com/mcu/1096.html//****************************************************************************#include "MAIN.H"// USER CODE BEGIN (MAIN_General,2)#include#define uint unsigned int //宏界说#define uchar unsigned char#define HWTx P3_0 //位声明：红外发射管脚 bit HWTx_Out; //红外发射管脚的状况bit Key_Flag,Flag; //分别是：按键按下的标志位，守时器开端的标志位uint Count,Set_Count; //操控守时时刻的变量uchar Table_Tx[4]={0x40,0,0,0};//待发送的缓冲区uchar HWTx_Code,HWTx_data;// USER CODE END//****************************************************************************// @Macros//****************************************************************************// USER CODE BEGIN (MAIN_General,3)// USER CODE END//****************************************************************************// @Defines//****************************************************************************// USER CODE BEGIN (MAIN_General,4)// USER CODE END//****************************************************************************// @Typedefs//****************************************************************************// USER CODE BEGIN (MAIN_General,5)// USER CODE END//****************************************************************************// @Imported Global Variables//****************************************************************************// USER CODE BEGIN (MAIN_General,6)// USER CODE END//****************************************************************************// @Global Variables//****************************************************************************// USER CODE BEGIN (MAIN_General,7)// USER CODE END//****************************************************************************// @External Prototypes//****************************************************************************// USER CODE BEGIN (MAIN_General,8)// USER CODE END//****************************************************************************// @Prototypes Of Local Functions//****************************************************************************// USER CODE BEGIN (MAIN_General,9)// USER CODE END//****************************************************************************// @Function void MAIN_vInit(void) ////----------------------------------------------------------------------------// @Description This function initializes the microcontroller. It is // assumed that the SFRs are in their reset state.////----------------------------------------------------------------------------// @Returnvalue None////----------------------------------------------------------------------------// @Parameters None////----------------------------------------------------------------------------// @Date 2010-11-4////****************************************************************************// USER CODE BEGIN (MAIN_Init,1)// USER CODE ENDvoid MAIN_vInit(void){// USER CODE BEGIN (MAIN_Init,2)// USER CODE END/// -----------------------------------------------------------------------/// Configuration of the System Clock:/// -----------------------------------------------------------------------/// - On Chip Osc is Selected/// - PLL Mode, NDIV = 2/// - input frequency is 10 MHz/// *********************************************************************************/// Note : All peripheral related IO configurations are done in the /// respective peripheral modules (alternate functions selection)/// *********************************************************************************/// Initialization of module GPIOIO_vInit();// Interrupt PriorityIP = 0x00; // load Interrupt Priority RegisterIPH = 0x00; // load Interrupt Priority High RegisterIP1 = 0x00; // load Interrupt Priority 1 RegisterIPH1 = 0x00; // load Interrupt Priority 1 High Register// USER CODE BEGIN (MAIN_Init,3)// USER CODE END// globally enable interruptsEA = 1; } // End of function MAIN_vInit
