我做一个定时开关电机的程序并显示时间。但小弟写了时间程序然而并不能调整时间,求各位大神帮忙修改一下。最好顺便告诉一下设置定时开关的思路#include <reg52.h>#include <intrins.h>#include <string.h>#define uint unsigned int#define uchar unsigned charsbit IO = P1^0;sbit SCLK = P1^1;sbit RST = P1^2;sbit RS = P2^0;sbit RW = P2^1;sbit EN = P2^2;sbit KEY1=P3^4;sbit KEY2=P3^5;sbit KEY3=P3^6;uchar *WEEK[]={"SUN","***","MON","TUS","WEN","THU","FRI","SAT"};uchar LCD_DSY_BUFFER1[]={"DATE 00-00-00 "};uchar LCD_DSY_BUFFER2[]={"TIME 00:00:00 "};uchar DateTime[7]; //秒,分,时,日,月,周,年uchar flag,flag_1,i,miao,fen,shi,ri,yue,zhou,nian;void DelayMS(uint ms){ uchar i; while(ms--) { for(i=0;i<120;i++); }} /*****************************************************///函数名称: Write_A_Byte_TO_DS1302(uchar x)//函数功能: 向1302写入一个字节//入口参数: x//出口参数: 无//调用子程序: 无/*****************************************************/ void Write_A_Byte_TO_DS1302(uchar x){ uchar i; for(i=0;i<8;i++) { IO=x&0x01; SCLK=1; SCLK=0; x>>=1; }}void Write_DS1302(uchar add,uchar num){ SCLK=0; RST=0; RST=1; Write_A_Byte_TO_DS1302(add); Write_A_Byte_TO_DS1302(num); RST=0; SCLK=1;}/*****************************************************///函数名称: Get_A_Byte_FROM_DS1302()//函数功能: 从1302读一个字节//入口参数: 无//出口参数: b/16*10+b%16//调用子程序: 无/*****************************************************/uchar Get_A_Byte_FROM_DS1302(){ uchar i,b=0x00; for(i=0;i<8;i++) { b |= _crol_((uchar)IO,i); SCLK=1;SCLK=0; } return b/16*10+b%16;}/*****************************************************///函数名称: Read_Data(uchar addr)//函数功能: 指定位置读数据//入口参数: addr//出口参数: dat//调用子程序: Write_Abyte_1302(addr)/*****************************************************/uchar Read_Data(uchar addr){ uchar dat; RST = 0;SCLK=0;RST=1; Write_A_Byte_TO_DS1302(addr); dat = Get_A_Byte_FROM_DS1302(); SCLK=1;RST=0; return dat;}/*****************************************************///函数名称: GetTime()//函数功能: 读取时间//入口参数: 无//出口参数: 无//调用子程序: 无 /*****************************************************/void GetTime(){ uchar i,addr = 0x81; for(i=0;i<7;i++) { DateTime[ i]=Read_Data(addr);addr+=2; }}uchar Read_LCD_State(){ uchar state; RS=0;RW=1;EN=1;DelayMS(1); state=P0; EN = 0;DelayMS(1); return state;}void LCD_Busy_Wait(){ while((Read_LCD_State()&0x80)==0x80); DelayMS(5);}void Write_LCD_Data(uchar dat) //写数据到1602{ LCD_Busy_Wait(); RS=1;RW=0;EN=0;P0=dat;EN=1;DelayMS(1);EN=0; }void Write_LCD_Command(uchar cmd) //写命令{ LCD_Busy_Wait(); RS=0;RW=0;EN=0;P0=cmd;EN=1;DelayMS(1);EN=0; }void Init_LCD() //1602 初始化{ Write_LCD_Command(0x38); DelayMS(1); Write_LCD_Command(0x01); DelayMS(1); Write_LCD_Command(0x06); DelayMS(1); Write_LCD_Command(0x0c); DelayMS(1); }void Set_LCD_POS(uchar p){ Write_LCD_Command(p|0x80); }void Display_LCD_String(uchar p,uchar *s) //1602显示{ uchar i; Set_LCD_POS(p); for(i=0;i<16;i++) { Write_LCD_Data(s[ i]); DelayMS(1); }}void write_com(uchar com){ RS=0; P0=com; DelayMS(5); EN=1; DelayMS(5); EN=0;}void write_date(uchar date){ RS=1; P0=date; DelayMS(5); EN=1; DelayMS(5); EN=0;}void display(uchar add,uchar date){ uchar shi,ge; shi=date/10; ge=date%10; write_com(0x80+0x40+add); write_date(0x30+shi); write_date(0x30+ge);}void display1(uchar add,uchar date){ uchar shi,ge; shi=date/10; ge=date%10; write_com(0x80+add); write_date(0x30+shi); write_date(0x30+ge);}void Format_DateTime(uchar d,uchar *a){ a[0]=d/10+'0'; a[1]=d%10+'0';}uchar ZH(uchar dat){ uchar tmp; tmp=dat/10; dat=dat%10; dat=dat+tmp*16; return dat;}void Keyscan(){ flag_1=1; while(flag_1) { if(KEY1==0) { DelayMS(5); while(!KEY1); flag=(flag+1)%8; switch(flag) { case(1): Write_LCD_Command(0x0f); Write_LCD_Command(0x80+0x40+11); break; case(2): Write_LCD_Command(0x80+0x40+8); break; case(3): Write_LCD_Command(0x80+0x40+5); break; case(4): Write_LCD_Command(0x80+13); break; case(5): Write_LCD_Command(0x80+11); break; case(6): Write_LCD_Command(0x80+8); break; case(7): Write_LCD_Command(0x80+5); break; case(0): flag_1=0; Write_LCD_Command(0x0c); //miao Write_DS1302(0x8e,0x00); Write_DS1302(0x80,ZH(DateTime[0])); Write_DS1302(0x8e,0x80); //fen Write_DS1302(0x8e,0x00); Write_DS1302(0x82,ZH(DateTime[1])); Write_DS1302(0x8e,0x80); //shi Write_DS1302(0x8e,0x00); Write_DS1302(0x84,ZH(DateTime[2])); Write_DS1302(0x8e,0x80); //ri Write_DS1302(0x8e,0x00); Write_DS1302(0x86,ZH(DateTime[3])); Write_DS1302(0x8e,0x80); // yue Write_DS1302(0x8e,0x00); Write_DS1302(0x88,ZH(DateTime[4])); Write_DS1302(0x8e,0x80); //nian Write_DS1302(0x8e,0x00); Write_DS1302(0x8c,ZH(DateTime[6])); Write_DS1302(0x8e,0x80); break; } } if(flag!=0) { if(KEY2==0) { DelayMS(5); if(KEY2==0) while(!KEY2); if(flag==1) //miao { DateTime[0]++; if(DateTime[0]==60) DateTime[0]=0; write_com(0x80+0x40+11); display(11,DateTime[0]); } if(flag==2) //fen { DateTime[1]++; if(DateTime[1]==60) DateTime[1]=0; write_com(0x80+0x40+8); display(8,DateTime[1]); } if(flag==3) //shi { DateTime[2]++; if(DateTime[2]==24) DateTime[2]=0; write_com(0x80+0x40+5); display(5,DateTime[2]); } /* if(flag==4) //zhou { DateTime[0]++; if(DateTime[0]==60) DateTime[0]=0; write_com(0x80+0x40+11); display(11,DateTime[0]); } */ if(flag==5) // ri { DateTime[3]++; if(DateTime[3]==30) DateTime[3]=0; write_com(0x80+11); display1(11,DateTime[3]); } if(flag==6) //yue { DateTime[4]++; if(DateTime[4]==13) DateTime[4]=0; write_com(0x80+8); display1(8,DateTime[4]); } if(flag==7) //nian { DateTime[6]++; if(DateTime[6]==100) DateTime[6]=0; write_com(0x80+5); display1(5,DateTime[6]); } } } if(flag!=0) { if(KEY3==0) { DelayMS(5); if(KEY3==0) while(!KEY3); if(flag==1) //miao { DateTime[0]--; if(DateTime[0]==-1) DateTime[0]=0; write_com(0x80+0x40+11); display(11,DateTime[0]); } if(flag==2) //fen { DateTime[1]--; if(DateTime[1]==-1) DateTime[1]=0; write_com(0x80+0x40+8); display(8,DateTime[1]); } if(flag==3) //shi { DateTime[2]--; if(DateTime[2]==-1) DateTime[2]=0; write_com(0x80+0x40+5); display(5,DateTime[2]); } /* if(flag==4) //zhou { DateTime[0]++; if(DateTime[0]==60) DateTime[0]=0; write_com(0x80+0x40+11); display(11,DateTime[0]); } */ if(flag==5) // ri { DateTime[3]--; if(DateTime[3]==-1) DateTime[3]=0; write_com(0x80+11); display1(11,DateTime[3]); } if(flag==6) //yue { DateTime[4]--; if(DateTime[4]==-1) DateTime[4]=0; write_com(0x80+8); display1(8,DateTime[4]); } if(flag==7) //nian { DateTime[6]--; if(DateTime[6]==-1) DateTime[6]=0; write_com(0x80+5); display1(5,DateTime[6]); } } } }}void main(){ Init_LCD(); while(1) { EA=1; EX0=1; GetTime(); Format_DateTime(DateTime[6],LCD_DSY_BUFFER1+5); //年 Format_DateTime(DateTime[4],LCD_DSY_BUFFER1+8); //月 Format_DateTime(DateTime[3],LCD_DSY_BUFFER1+11); //日 strcpy(LCD_DSY_BUFFER1+13,WEEK[DateTime[5]]); //周 串拷贝 包含于STRING.H Format_DateTime(DateTime[2],LCD_DSY_BUFFER2+5); //时 Format_DateTime(DateTime[1],LCD_DSY_BUFFER2+8); //分 Format_DateTime(DateTime[0],LCD_DSY_BUFFER2+11); //秒 Display_LCD_String(0x00,LCD_DSY_BUFFER1); Display_LCD_String(0x40,LCD_DSY_BUFFER2); }}void int0() interrupt 0{ Keyscan();} |