IAR 8051案例程序

使用IAR8051开发STC系列单片机的案例程序

#include 	         //调用单片机头文件
#include “buzzer.h“

#define		BEEP	P2_bit.P2_5

__code const unsigned int sound_tone[] = {26293235394449}; //定义7种不同的频率实现7种音调                     
__code const unsigned int sound_long[] = {300500500600500200300};//定义7种音调对应的节拍
__code const unsigned char sound_long2[25]=        //“生日快乐“节拍
{
	15520202040
	15520202040
	1552020202020
	15520202040
 };
__code const unsigned char sound_tone2[25]=         //“生日快乐“音调
{
	212212190212159169
	212212190212142159
	212212106126159169190
	119119126159142159      
};                       

//**************************************************************************************************
//播放音调
//***********************************

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件      34273  2014-04-11 14:00  8051\Experimental Learning Process\Backup of Exercise.ewd

     文件      56526  2014-04-12 21:38  8051\Experimental Learning Process\Backup of Exercise.ewp

     文件       2225  2014-04-11 14:55  8051\Experimental Learning Process\buzzer.c

     文件        106  2014-04-11 14:48  8051\Experimental Learning Process\buzzer.h

     文件      16983  2014-04-11 14:22  8051\Experimental Learning Process\Debug\Exe\Exercise.d51

     文件      19030  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Exe\Exercise.hex

     文件      15477  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\buzzer.pbi

     文件      12396  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\buzzer.pbi.cout

     文件      10455  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\buzzer.r51

     文件      28594  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\Exercise.pbd

     文件      28594  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\Exercise.pbd.browse

     文件      15056  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\key.pbi

     文件      12393  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\key.pbi.cout

     文件       5828  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\key.r51

     文件      14542  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\led.pbi

     文件      12393  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\led.pbi.cout

     文件       6740  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\led.r51

     文件      15895  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\main.pbi

     文件      12394  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\main.pbi.cout

     文件       4720  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\main.r51

     文件      15325  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\motor.pbi

     文件      12395  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\motor.pbi.cout

     文件       9423  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\motor.r51

     文件      14210  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\serial.pbi

     文件      12396  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\serial.pbi.cout

     文件       6106  2014-04-13 18:10  8051\Experimental Learning Process\Debug\Obj\serial.r51

     文件       5696  2014-04-13 18:11  8051\Experimental Learning Process\Exercise.dep

     文件      35465  2014-04-13 17:43  8051\Experimental Learning Process\Exercise.ewd

     文件      57964  2014-04-13 18:10  8051\Experimental Learning Process\Exercise.ewp

     文件        162  2014-04-13 17:45  8051\Experimental Learning Process\Exercise.eww

............此处省略119个文件信息