13、51单片机自行车测速里程记忆1602液晶显示

#include<reg52.h> #include"DS18B20.H" #include"DS1302.H" #include"LCD1602.H" #define uchar unsigned char #define uint unsigned int #define Cir_dat 50 //周长(单位：cm) sbit KEY_TIM_SET=P3^3; //时间设置按键 sbit KEY_Hlim_SET=P3^4; //定时时间设置按键 sbit KEY_ADD=P3^5; //时间设置加 sbit KEY_MIN=P3^6; //时间设置减 sbit KEY_LOOK=P3^7; //查看总路程按键 sbit LED1=P1^3; sbit LED2=P1^4; sbit BEEP=P1^5; uchar SET_TIM_FLAG=0; //时间设置标志位 bit SET_Hlim_FLAG=0; //速度上限设置标志位 bit Again_flag=1; //更新时间标志位 bit Updat_flag=0; bit Look_flag=0; uchar Tim_red_tab[6]={0}; //记录年月日时分秒和系统状态信息 uchar Speed_lim=80; uint EX_Time=0; uint R_dat=0; uchar Speed_dat=0; uint SpeedM=0; uint Dis_dat=0; //路程数据 (单位0.1Km) uchar time_num1=0; /************************************ 延时子程序 延时时间(xms*1)ms *************************************/ void delayms(uint xms) { uint x,y; for(x=xms;x>0;x--) for(y=110;y>0;y--); } void KEYSCAN() { uchar i=0; if(!KEY_TIM_SET&&SET_Hlim_FLAG==0) { delayms(10); if(!KEY_TIM_SET) { SET_TIM_FLAG++; if(SET_TIM_FLAG>5) { SET_TIM_FLAG=0; Again_flag=1; WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_NO); //禁止写保护 WRITE_DS1302(WRITE_DS1302_YEAR,Tim_red_tab[0]); //年 WRITE_DS1302(WRITE_DS1302_MONTH,Tim_red_tab[1]); //月 WRITE_DS1302(WRITE_DS1302_DAY,Tim_red_tab[2]); //日 WRITE_DS1302(WRITE_DS1302_HOUR,Tim_red_tab[3]); //时 WRITE_DS1302(WRITE_DS1302_MINUTE,Tim_red_tab[4]); //分 WRITE_DS1302(WRITE_DS1302_SECOND,0); //秒 WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_OFF); //允许写保护 } while(!KEY_TIM_SET); } } else if(!KEY_Hlim_SET&&SET_TIM_FLAG==0) { delayms(10); if(!KEY_Hlim_SET) { if(SET_Hlim_FLAG==0) { SET_Hlim_FLAG=1; } else { SET_Hlim_FLAG=0; } } } else if(!KEY_ADD) { delayms(10); if(!KEY_ADD) { switch(SET_TIM_FLAG) { case 0: if(SET_Hlim_FLAG) { if(Speed_lim<99) Speed_lim++; WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_NO); //禁止写保护 WRITE_DS1302(WRITE_DS1302_Timing_Hour1,Speed_lim); WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_OFF); //允许写保护 } break; case 1: Tim_red_tab[0]++; if(Tim_red_tab[0]>99) Tim_red_tab[0]=0; break; case 2: Tim_red_tab[1]++; if(Tim_red_tab[1]>12) Tim_red_tab[1]=1; break; case 3: Tim_red_tab[2]++; if(Tim_red_tab[2]>31) Tim_red_tab[2]=1; break; case 4: Tim_red_tab[3]++; if(Tim_red_tab[3]>23) Tim_red_tab[3]=0; break; case 5: Tim_red_tab[4]++; if(Tim_red_tab[4]>59) Tim_red_tab[4]=0; break; default: break; } while(!KEY_ADD); } } else if(!KEY_MIN) { delayms(10); if(!KEY_MIN) { switch(SET_TIM_FLAG) { case 0: if(SET_Hlim_FLAG) { if(Speed_lim>0) Speed_lim--; WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_NO); //禁止写保护 WRITE_DS1302(WRITE_DS1302_Timing_Hour1,Speed_lim); WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_OFF); //允许写保护 } else if(Look_flag) { Dis_dat=0; WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_NO); //禁止写保护 WRITE_DS1302(WRITE_DS1302_Timing_Hour2,Dis_dat/256); WRITE_DS1302(WRITE_DS1302_Timing_Min2,Dis_dat%256); WRITE_DS1302(DS1302_WRITE_PROTECT,DS1302_WRITE_PROTECT_OFF); //允许写保护 WRITE_LCD1602_COM(0x80+0x40+8); if(Dis_dat/10000>0) WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat/10000]); else WRITE_LCD1602_DAT(' '); if(Dis_dat/1000>0) WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%10000/1000]); else WRITE_LCD1602_DAT(' '); if(Dis_dat/100>0) WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%1000/100]); else WRITE_LCD1602_DAT(' '); WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%100/10]); WRITE_LCD1602_DAT('.'); WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%10]); WRITE_LCD1602_DAT('K'); WRITE_LCD1602_DAT('m'); } break; case 1: if(Tim_red_tab[0]==0) Tim_red_tab[0]=100; Tim_red_tab[0]--; break; case 2: if(Tim_red_tab[1]==1) Tim_red_tab[1]=13; Tim_red_tab[1]--; break; case 3: if(Tim_red_tab[2]==1) Tim_red_tab[2]=32; Tim_red_tab[2]--; break; case 4: if(Tim_red_tab[3]==0) Tim_red_tab[3]=24; Tim_red_tab[3]--; break; case 5: if(Tim_red_tab[4]==0) Tim_red_tab[4]=60; Tim_red_tab[4]--; break; default: break; } while(!KEY_MIN); } } else if(!KEY_LOOK&&SET_TIM_FLAG==0&&SET_Hlim_FLAG==0) { delayms(10); if(!KEY_LOOK) { Look_flag=~Look_flag; if(Look_flag) { WRITE_LCD1602_COM(0x80); for(i=0;i<16;i++) WRITE_LCD1602_DAT(DIS_SET_TIM[i]); WRITE_LCD1602_COM(0x80+0x40); for(i=0;i<16;i++) WRITE_LCD1602_DAT(DIS_THE_TIM[i]); WRITE_LCD1602_COM(0x80+0x40+8); if(Dis_dat/10000>0) WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat/10000]); else WRITE_LCD1602_DAT(' '); if(Dis_dat/1000>0) WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%10000/1000]); else WRITE_LCD1602_DAT(' '); if(Dis_dat/100>0) WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%1000/100]); else WRITE_LCD1602_DAT(' '); WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%100/10]); WRITE_LCD1602_DAT('.'); WRITE_LCD1602_DAT(LCD1602_Table[Dis_dat%10]); WRITE_LCD1602_DAT('K'); WRITE_LCD1602_DAT('m'); } else { init_1602(); Again_flag=1; } while(!KEY_LOOK); } } } void Main_Display() { static uchar Year=0,Month=0,Day=0,Hour=0,Min=0,Sec=0; static uchar i; i++; if(i>10) i=0; if(Again_flag) { Again_flag=0; Year=0;Month=0;Day=0;Hour=0;Min=0;Sec=0; } if(SET_TIM_FLAG==0) { Tim_red_tab[0]=READ_DS1302(READ_DS1302_YEAR); Tim_red_tab[1]=READ_DS1302(READ_DS1302_MONTH); Tim_red_tab[2]=READ_DS1302(READ_DS1302_DAY); Tim_red_tab[3]=READ_DS1302(READ_DS1302_HOUR); Tim_red_tab[4]=READ_DS1302(READ_DS1302_MINUTE); Tim_red_tab[5]=READ_DS1302(READ_DS1302_SECOND); if(Year!=Tim_red_tab[0]) { Year=Tim_red_tab[0]; WRITE_LCD1602_COM(0x80+2); //指定显示字符的地址 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[0]/10]); //年 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[0]%10]); //年 } if(Month!=Tim_red_tab[1]) { Month=Tim_red_tab[1]; WRITE_LCD1602_COM(0x80+5); //指定显示字符的地址 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[1]/10]); //月 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[1]%10]); //月 } if(Day!=Tim_red_tab[2]) { Day=Tim_red_tab[2]; WRITE_LCD1602_COM(0x80+8); //指定显示字符的地址 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[2]/10]); //日 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[2]%10]); //日 } if(Hour!=Tim_red_tab[3]) { Hour=Tim_red_tab[3]; WRITE_LCD1602_COM(0x80+11); //指定显示字符的地址 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[3]/10]); //时 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[3]%10]); //时 } if(Min!=Tim_red_tab[4]) { Min=Tim_red_tab[4]; WRITE_LCD1602_COM(0x80+14); //指定显示字符的地址 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[4]/10]); //分 WRITE_LCD1602_DAT(LCD1602_Table[Tim_red_tab[4]%10]); //分 } WRITE_LCD1602_COM(0x80+13); //指定显示字�