基于單片機的出租車計價器的設(shè)計

uinti,j;for(i=0;i<q;i++)for(j=0;j<120;j++);}#include"iic.h"voidwrite_iic_data(){write_24c02(0,flag_bai_hei);write_24c02(1,bai_3l_price%256);//保存數(shù)據(jù)write_24c02(2,bai_3l_price/256);//保存數(shù)據(jù)write_24c02(3,bai_3w_price%256);//保存數(shù)據(jù)write_24c02(4,bai_3w_price/256);//保存數(shù)據(jù)write_24c02(5,bai_wait_price%256);//保存數(shù)據(jù)write_24c02(6,bai_wait_price/256);//保存數(shù)據(jù)write_24c02(7,wan_3l_price%256);//保存數(shù)據(jù)write_24c02(8,wan_3l_price/256);//保存數(shù)據(jù)write_24c02(9,wan_3w_price%256);//保存數(shù)據(jù)write_24c02(10,wan_3w_price/256);//保存數(shù)據(jù)write_24c02(11,wan_wait_price%256);//保存數(shù)據(jù)write_24c02(12,wan_wait_price/256);//保存數(shù)據(jù)}/****************自動初始化保存的數(shù)據(jù)*******************/voidzidong_chushifa_iic(){value=read_24c02(200);value=read_24c02(200);if(value!=0x91)//新的單片機初始單片機內(nèi)問EEPOM{value=0x91;write_iic_data();write_24c02(200,value);//保存數(shù)據(jù)}delay_1ms(300);}/****************讀出來保存的數(shù)據(jù)**********************/voidread_iic_data(){flag_bai_hei=read_24c02(0);bai_3l_price=read_24c02(2);bai_3l_price=bai_3l_price*256+read_24c02(1);bai_3w_price=read_24c02(4);bai_3w_price=bai_3w_price*256+read_24c02(3);bai_wait_price=read_24c02(6);bai_wait_price=bai_wait_price*256+read_24c02(5);wan_3l_price=read_24c02(8);wan_3l_price=wan_3l_price*256+read_24c02(7);wan_3w_price=read_24c02(10);wan_3w_price=wan_3w_price*256+read_24c02(9);wan_wait_price=read_24c02(12);wan_wait_price=wan_wait_price*256+read_24c02(11);}/****************獨立按鍵處理函數(shù)************************/#definekey_ioP2ucharkey_can;voidkey(){staticucharkey_new=0,key_old=0,key_value=0;key_io|=0x3f;if(key_new==0)//按鍵松開{if((key_io&0x3f)==0x3f)key_value++;elsekey_value=0;if(key_value>=5)//按鍵松開松手檢測{key_value=0;key_new=1;//按鍵松開后進入等待按鍵狀態(tài)}}else{if((key_io&0x3f)!=0x3f)//按鍵按下key_value++;elsekey_value=0;if(key_value>=5)//按鍵按下消抖{key_value=0;key_new=0;//按鍵松開后進入等待松開按鍵狀態(tài)}}key_can=20;if((key_new==0)&&(key_old==1)){switch(key_io&0x3f){case0x3e:key_can=1;break;//得到按鍵值case0x3d:key_can=2;break;//得到按鍵值case0x3b:key_can=3;break;//得到按鍵值case0x37:key_can=4;break;//得到按鍵值case0x1f:key_can=5;break;//得到按鍵值case0x2f:key_can=6;break;//得到按鍵值}//write_sfm2(2,0,key_can);//按鍵按下顯示按鍵值}key_old=key_new;}#include"menu.h"/*********************對應(yīng)菜單內(nèi)的處理函數(shù)******************/voidmenu_dis(){if(menu_1==0){if(key_can==10){distance++;write_sfm4(1,0,distance);}if(key_can==5)//清零從新計價{flag_time_en=0;shi=0;fen=0;miao=0;zong_jia=0;distance=0;}if(key_can==2){flag_time_en=~flag_time_en;}if(flag_300ms==1){flag_300ms=0;if(distance<=30)//3公里內(nèi)的價格{if(flag_bai_hei==0){if(fen<=3)zong_jia=bai_3l_price;elsezong_jia=bai_3l_price+(shi*60+fen-3)*bai_wait_price;}else{if(fen<=3)zong_jia=wan_3l_price;elsezong_jia=wan_3l_price+(shi*60+fen-3)*bai_wait_price;}}else//3公里外的價格{if(flag_bai_hei==0){if(fen<=3)zong_jia=bai_3l_price+bai_3w_price*(distance-30)/10;elsezong_jia=bai_3l_price+bai_3w_price*(distance-30)/10+(shi*60+fen-3)*bai_wait_price;}else{if(fen<=3)zong_jia=wan_3l_price+wan_3w_price*(distance-30)/10;elsezong_jia=wan_3l_price+wan_3w_price*(distance-30)/10+(shi*60+fen-3)*wan_wait_price;}}if(flag_bai_hei==0)write_sfm2_dian(2,9,bai_3w_price);elsewrite_sfm2_dian(2,9,wan_3w_price);write_sfm2(2,0,shi);write_sfm2(2,3,fen);write_sfm2(2,6,miao);write_sfm4(1,10,zong_jia);write_sfm4(1,0,distance);write_zifu(1,15,0x5c);//￥write_zifu(2,12,0x5c);//￥}}}/*********************顯示函數(shù)******************/voidjishu_chashu(){if((flag_1s==1)&&(flag_time_en==1)){flag_1s=0;miao++;if(miao>=60){miao=0;fen++;if(fen>=60){fen=0;shi++;if(shi>=24){shi=0;}}}}}/*************定時器0初始化程序***************/voidtime_init(){EA=1;//開總中斷TMOD=0X01;//定時器0、工作方式1ET0=1;//開定時器0中斷TR0=1;//允許定時器0定時}voidmain(){init_1602();init_1602_dis_csf();zidong_chushifa_iic();read_iic_data();time_init();init_menu();while(1){key();if(key_can<20)key_with();menu_dis()