main.c

单片机开发液晶显示万年历计算器电子琴电子音乐字母输入

/**************************************************************************
* 文 件 名：main.c
* 功    能：万年历( 公历加农历)，键盘输入，电子钢琴
* 作    者：张聪
**************************************************************************/
/****************************文件包含*************************************/
#include < at89x52.h >
#include < character.h >
#include < lcd.h >
#include < clock.h >
#include < sensor.h>
#include < calendar.h >
#include < key.h >
/*****************************预定义**************************************/
#define uchar unsigned char
#define uint unsigned int
unsigned char hi_note,low_note;
unsigned char STH0; 
unsigned char STL0;
uchar ID=0;
unsigned char lastop;
unsigned long result=0;
unsigned long currentvalue=0,lastvalue=0;
/**********************************************************************
**								函数申明							 **
**********************************************************************/
void display(int);
unsigned char key_scan(void);
unsigned char transition(unsigned char);
bit isdigit(unsigned char );
unsigned int process(unsigned char );
uchar input1();

 /****************************************************************************
 数组功能：计算器键盘定义
****************************************************************************/
unsigned  char code keyvalue[]=
{
'7','8','9','/',
'4','5','6','*',
'1','2','3','-',
'o','0','=','+'
};
/****************************************************************************
 数组功能：自定义歌曲
****************************************************************************/
code unsigned song[]={
0xfc,0xd1,0xc1,0xb1,0xc1, 0xd4,0xc1,0xd1,0xf1,0xc1,0xd6,0xc1,0xd1, 0xcc,0x01,0xc1,0xb1,0x91,0x81, 0x94,0x81,0x91,0xb1,0x81,0x98, 
0x86,0x62,0x84,0xb2,0xc2, 0xd6,0xc1,0xd1,0xf6,0xd2, 0xc6,0xc2,0x01,0xc2,0xc2,0xb2,0x92,0xb8,0x41,0x51,0x61,0x51,0x61,0x81,0x41,0x51,
0x62,0xd4,0x01,0xd2,0x01,0xd8, 0xc2,0xc1,0xd1,0xd2,0xc2,0xb4,0x92,0x82, 0x66,0x52,0x42,0xb2,0xb2,0x92, 0x88,0x01,0x81,0x61,0x84,0x01,0x82,
0x92,0xb2,0xb2,0x92,0xb4,0xc1,0xb1,0x91,0x81, 0x62,0x82,0x82,0x81,0x91,0x84,0x42,0x52, 0x62,0x82,0x82,0xb2,0x92,0x82,0x62,0x52, 0x46,0xb2,0x92,0x82,0x61,0x51,0x42,
0x56,0x82,0x82,0x62,0x62,0x52, 0x42,0x42,0x52,0x62,0x86,0x01,0x82, 0x62,0x82,0x82,0xb2,0xb2,0xc2,0xc2,0xc2,0xc1,0xd1, 0xcf,
0xb6,0xc2,0xd4,0xc2,0xb2, 0x92,0xb2,0xb2,0x92,0x84,0x64,0x01, 0x66,0x82,0x81,0x91,0x82,0x61,0x51,0x42, 0x5c,0x62,0x82,
0x86,0x92,0x82,0x62,0x84, 0x92,0xb2,0xb2,0xc2,0xd8, 0xc6,0x01,0xc2,0xc2,0xc2,0xb2,0x91,0xb1, 0xbf,0x01, 0xbf,0x00};
code int note[]={
0x0000,0xFB03,0xFB8E,0xFC0B,0xFC43,0xFCAB,0xFD08,0xFD32,                                 
0xFD81,0xFDC7,0xFE05,0xFE21,0xFE55,0xFE83,0xFE99,0xFEC0};
/****************************************************************************
 数组功能：定义音节频率低音3到高音7
****************************************************************************/
unsigned int code tab[32]={64021,64103,64185,64260,64331,64400,64463,64524,
						   64580,64633,64684,64732,64777,64820,64860,64898,
						   64934,64968,64994,65030,65058,65085,65110,65134,
						   65157,65178,65198,65217,65235,65252,65268,65283};
code ksp[8]={0x8F,0x9F,0xAF,0xBF,0xCF,0xDF,0xEF,0xFF};
/****************************************************************************
 数组功能：定义	 按键按下时 P2口的数据
****************************************************************************/
code key_code1[32]={142,206,174,238,158,222,190,254,
                    141,205,173,237,157,221,189,253,
				    139,203,171,235,155,219,187,251,
				   	135,199,167,231,151,215,183,247};

/****************************************************************************/
sbit in = P0 ^ 2 ;// 定义闹钟停止端口
sbit cut = P0 ^ 4;//功能切换端口
sbit bell = P0 ^ 5; //定义蜂鸣器端口
/*****************************************************************************
* 名称: timer1_isr(void) inturrupt 2
* 功能:
* 入口参数:
* 出口参数:
*****************************************************************************/
void calendar();
void singing();
static void timer1_isr(void) interrupt TF1_VECTOR using 2
{
   TR1=0;
   TL1=low_note;
   TH1=hi_note;
   TR1=1;
   bell=~bell;
}
 /*****************************************************************************
* 名称: timer1_initialize() inturrupt 0
* 功能:
* 入口参数:
* 出口参数:
*****************************************************************************/              
static void timer1_initialize(void)
{
   EA=0;
   TR1=0;
   TMOD = 0X10;
   ET1=1;
   EA=1;
}
/*****************************************************************************
* 名称: Timer0_Service() inturrupt 0
* 功能:
* 入口参数:
* 出口参数:	  
*****************************************************************************/
void t0(void) interrupt 1 using 0
{ 
  TH0=STH0;
  TL0=STL0; 
  bell=~bell;
}
/*****************************************************************************
* 名称: void switcch()
* 功能:功能选择键钮
* 入口参数:
* 出口参数:
/*****************************************************************************/
void switcch()
 {	 void calendar();
     void input();
	 void piano();
	 void singsong();
	 void calculator(); 
       switch(ID) 
        { case 0: 
			{Lcd_Clear();
             calendar();break;}	
			 case 1: 
           {Lcd_Clear();
             calculator();break;} 
		  case 2: 
           {Lcd_Clear();
            piano();break;}
		   case 3: 
           {Lcd_Clear();
             input();break;}
		 case 4: 
           {Lcd_Clear();
             singsong();break;}
		  
          }
 }   
/******************************************************************************
* 函数名称