__c51_2

12864+DS1302时钟+18B20温度计

#line 1 ".\DS1302.c" /0
  
#line 1 "D:\KEIL\C51\INC\REG51.H" /0






 
 
 
 sfr P0   = 0x80;
 sfr P1   = 0x90;
 sfr P2   = 0xA0;
 sfr P3   = 0xB0;
 sfr PSW  = 0xD0;
 sfr ACC  = 0xE0;
 sfr B    = 0xF0;
 sfr SP   = 0x81;
 sfr DPL  = 0x82;
 sfr DPH  = 0x83;
 sfr PCON = 0x87;
 sfr TCON = 0x88;
 sfr TMOD = 0x89;
 sfr TL0  = 0x8A;
 sfr TL1  = 0x8B;
 sfr TH0  = 0x8C;
 sfr TH1  = 0x8D;
 sfr IE   = 0xA8;
 sfr IP   = 0xB8;
 sfr SCON = 0x98;
 sfr SBUF = 0x99;
 
 
 
 
 sbit CY   = 0xD7;
 sbit AC   = 0xD6;
 sbit F0   = 0xD5;
 sbit RS1  = 0xD4;
 sbit RS0  = 0xD3;
 sbit OV   = 0xD2;
 sbit P    = 0xD0;
 
 
 sbit TF1  = 0x8F;
 sbit TR1  = 0x8E;
 sbit TF0  = 0x8D;
 sbit TR0  = 0x8C;
 sbit IE1  = 0x8B;
 sbit IT1  = 0x8A;
 sbit IE0  = 0x89;
 sbit IT0  = 0x88;
 
 
 sbit EA   = 0xAF;
 sbit ES   = 0xAC;
 sbit ET1  = 0xAB;
 sbit EX1  = 0xAA;
 sbit ET0  = 0xA9;
 sbit EX0  = 0xA8;
 
 
 sbit PS   = 0xBC;
 sbit PT1  = 0xBB;
 sbit PX1  = 0xBA;
 sbit PT0  = 0xB9;
 sbit PX0  = 0xB8;
 
 
 sbit RD   = 0xB7;
 sbit WR   = 0xB6;
 sbit T1   = 0xB5;
 sbit T0   = 0xB4;
 sbit INT1 = 0xB3;
 sbit INT0 = 0xB2;
 sbit TXD  = 0xB1;
 sbit RXD  = 0xB0;
 
 
 sbit SM0  = 0x9F;
 sbit SM1  = 0x9E;
 sbit SM2  = 0x9D;
 sbit REN  = 0x9C;
 sbit TB8  = 0x9B;
 sbit RB8  = 0x9A;
 sbit TI   = 0x99;
 sbit RI   = 0x98;
#line 1 ".\DS1302.c" /0
 
  
#line 1 "D:\KEIL\C51\INC\INTRINS.H" /0






 
 
 extern void          _nop_     (void);
 extern bit           _testbit_ (bit);
 extern unsigned char _cror_    (unsigned char, unsigned char);
 extern unsigned int  _iror_    (unsigned int,  unsigned char);
 extern unsigned long _lror_    (unsigned long, unsigned char);
 extern unsigned char _crol_    (unsigned char, unsigned char);
 extern unsigned int  _irol_    (unsigned int,  unsigned char);
 extern unsigned long _lrol_    (unsigned long, unsigned char);
 extern unsigned char _chkfloat_(float);
#line 2 ".\DS1302.c" /0
 
 
 
 
 
 sbit  DS1302_CLK = P1^7;               
 sbit  DS1302_IO  = P1^6;               
 sbit  DS1302_RST = P1^5;               
 sbit  wireless_1 = P3^0;
 sbit  wireless_2 = P3^1;
 sbit  wireless_3 = P3^2;
 sbit  wireless_4 = P3^3;
 sbit  ACC0 = ACC^0;
 sbit  ACC7 = ACC^7;
 char hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year;   
 sbit Set = P2^0;        
 sbit Up = P2^1;         
 sbit Down = P2^2;       
 sbit out = P2^3;        
 sbit DQ = P1^0;         
 char done,count,temp,flag,up_flag,down_flag;
  unsigned char temp_value;       
  unsigned char TempBuffer[5],week_value[2];
 
 
 void show_time();    
 
 
 
 
 sbit rs		= P2^5;
 sbit rw		= P2^6;
 sbit e  	= P2^7;
 
 sbit busy=P0^7;    
 void wr_d_lcd(unsigned char content);
 void wr_i_lcd(unsigned char content);
 void clrram_lcd (void);
 void init_lcd(void);
 void busy_lcd(void);
 void rev_row_lcd(unsigned char row);
 void rev_co_lcd(unsigned char row,unsigned char col,unsigned char mode);
 void clr_lcd(void);
 void wr_co_lcd(unsigned char row,unsigned char col,unsigned char lcddata1,unsigned char lcddtta2);
 void wr_row_lcd(unsigned char row,char *p);
 
 
 void init_lcd(void)
 {
 wr_i_lcd(0x06);   
 wr_i_lcd(0x0c);   
 }
 
 
 void clrram_lcd (void)
 {
 wr_i_lcd(0x30);
 wr_i_lcd(0x01);
 }
 
 
 
 void wr_d_lcd(unsigned char content)
 {
 busy_lcd();
 rs=1;
 rw=0;
  P0=content;
 e=1;
 ;
 e=0;
 }
 
 
 
 void wr_i_lcd(unsigned char content)
 {
 busy_lcd();
 rs=0;
 rw=0;
  P0=content;
 e=1;
 ;
 e=0;
 }
 
 
 
 void busy_lcd(void)
 {
  P0=0xff;
 rs=0;
 rw=1;
 e =1;
 while(busy==1);
 e =0;
 }
 
 
 
 void wr_row_lcd(unsigned char row,char *p)
 {
  unsigned char i;
 if (row==1)wr_i_lcd(0x80);
 else if (row==2)wr_i_lcd(0x90);
 else if (row==3)wr_i_lcd(0x88);
 else wr_i_lcd(0x98);
 for(i=0;i<16;i++)wr_d_lcd(*p++);
 }
 
 
 
 
 void wr_co_lcd(unsigned char row,unsigned char col,unsigned char lcddata1,unsigned char lcddata2)
 {
  unsigned char coor;
 if (row==1)coor=0x7f+col;
 else if (row==2)coor=0x8f+col;
 else if (row==3)coor=0x87+col;
 else coor=0x97+col;
 wr_i_lcd(coor);
 wr_d_lcd(lcddata1);
 wr_d_lcd(lcddata2);
 }
 
 void GOTOXY(unsigned char y, unsigned char x)
 {
 if(y==1)
 wr_i_lcd(0x80|x);
 if(y==2)
 wr_i_lcd(0x90|x);
 if(y==3)
 wr_i_lcd((0x80|x)+8);
 if(y==4)
 wr_i_lcd((0x90|x)+8);
 }
 
 void print(unsigned char *str)
 {
 while(*str!='\0')
 {
 wr_d_lcd(*str);
 str++;
 }
 }
 
 
 
 
 
 
 
 typedef struct __SYSTEMTIME__
 {
  unsigned char Second;
  unsigned char Minute;
  unsigned char Hour;
  unsigned char Week;
  unsigned char Day;
  unsigned char Month;
  unsigned char  Year;
  unsigned char DateString[11];
  unsigned char TimeString[9];
 }SYSTEMTIME;	 
 SYSTEMTIME CurrentTime;
 
 
 
 
 
 
 
 
 
 
 
 
 void DS1302InputByte(unsigned char d) 	 
 { 
  unsigned char i;
 ACC = d;
 for(i=8; i>0; i--)
 {
 DS1302_IO = ACC0;           	 
 DS1302_CLK = 1;
 DS1302_CLK = 0;
 ACC = ACC >> 1; 
 } 
 }
 
  unsigned char DS1302OutputByte(void) 	 
 { 
  unsigned char i;
 for(i=8; i>0; i--)
 {
 ACC = ACC >>1;         			 
 ACC7 = DS1302_IO;
 DS1302_CLK = 1;
 DS1302_CLK = 0;
 } 
 return(ACC); 
 }
 
 void Write1302(unsigned char ucAddr, unsigned char ucDa)	 
 {
 DS1302_RST = 0;
 DS1302_CLK = 0;
 DS1302_RST = 1;
 DS1302InputByte(ucAddr);       	 
 DS1302InputByte(ucDa);       	 
 DS1302_CLK = 1;
 DS1302_RST = 0;
 } 
 
  unsigned char Read1302(unsigned char ucAddr)	 
 {
 unsigned char ucData;
 DS1302_RST = 0;
 DS1302_CLK = 0;
 DS1302_RST = 1;
 DS1302InputByte(ucAddr|0x01);         
 ucData = DS1302OutputByte();          
 DS1302_CLK = 1;
 DS1302_RST = 0;
 return(ucData);
 }
 
 
 
 void DS1302_GetTime(SYSTEMTIME *Time)   
 {
  unsigned char ReadValue;
 ReadValue = Read1302(0x80);
 Time->Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
 ReadValue = Read1302(0x82);
 Time->Minute = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
 ReadValue = Read1302(0x84);
 Time->Hour = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
 ReadValue = Read1302(0x86);
 Time->Day = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);	
 ReadValue = Read1302(0x8A);
 Time->Week = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
 ReadValue = Read1302(0x88);
 Time->Month = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
 ReadValue = Read1302(0x8C);
 Time->Year = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);	
 }
 
 void DateToStr(SYSTEMTIME *Time)     
 {   
  unsigned char tab[ ]={'一','二','