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基于 51 单片机 出租车 计价器 设计

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基于51单片机的出租车计价器设计,基于,51,单片机,出租车,计价器,设计

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主程序函数：/出租车计价器/宏定义#define uchar unsigned char#define uint unsigned int /头函数声明#include #include Lcd.h#include Data.h#include DS1302.h#include AT24C02.h/键盘定义sbit K1=P31;sbit K2=P33;sbit K3=P35;sbit K4=P37;sbit K5=P30;sbit K6=P32;sbit K7=P34;sbit K8=P36;sbit FDJ=P20;/模式0时钟 1时钟调整uchar Mode=0;/时钟屏幕调整uchar Wei=0;uchar SS=0;/价格调整uchar JGWei=0;/计价器参数uint Day=0;uint Night=0;uint DanJia=0;uint ZJ=0;uint GL=0;uint Time=0;/白天/晚上uchar DN=0;/公里/时间uchar GT=0;/时间记录uchar TG=0;uchar TT=0;/初始化函数void InitTimer0();/写初值void SETS();/读初值void READS();/主函数void main()/初始化Ds1302_Init();Init_LCD();initeeprom();/SETS();/读取初始参数READS();/定时器初始化InitTimer0();/循环while(1)/时钟模式if(Mode=0)/读时间if(Wei=0)Ds1302_Read_Time();/显示时间display_NYR(time_buf1,Wei,0);else if(Mode=1)/显示计价器信息display_S(Day,Night,DanJia,ZJ,GL,Time,GT,DN);/时间调整if(K8=0)delay(10);/调时if(Mode=0)Wei+;if(Wei=1)SS=1;/闪烁display_NYR(time_buf1,Wei,SS);if(Wei=7)Wei=0;/保存时间Ds1302_Write_Time();Init_LCD();/调节白天/黑夜起价else if(Mode=1)if(DN=0)DN=1;elseDN=0;while(K8=0);/价格调整if(K7=0)delay(10);if(Mode=1)JGWei+;if(JGWei=1)Mode=2;/显示计价器价格Init_LCD_JGTZ();display_D(Day,Night,DanJia,JGWei);else if(Mode=2)JGWei+;display_D(Day,Night,DanJia,JGWei);if(JGWei=4)Mode=1;JGWei=0;/参数初始化/保存SETS();/读初值READS();TG=0;TT=0;ZJ=0;GL=0;Time=0;/白天/晚上DN=0;/公里/时间GT=0;/开启定时器TR0=1;/显示计价器Init_LCD_JJQ();while(K7=0);/+if(K6=0)delay(10);/调时if(Mode=0)/年if(Wei=1)time_buf11+;if(time_buf11=100)time_buf11=0;/月else if(Wei=2)time_buf12+;if(time_buf12=13)time_buf12=1;/日else if(Wei=3)time_buf13+;if(time_buf13=YDay(time_buf11,time_buf12)+1)time_buf13=1;/时else if(Wei=4)time_buf14+;if(time_buf14=24)time_buf14=0;/分else if(Wei=5)time_buf15+;if(time_buf15=59)time_buf15=0;/秒else if(Wei=6)time_buf16+;if(time_buf16=59)time_buf16=0;/显示if(Wei!=0)display_NYR(time_buf1,Wei,SS);/调价else if(Mode=2)/单价if(JGWei=1)DanJia+;if(DanJia999)DanJia=1;/夜间else if(JGWei=2)Night+;if(Night999)Night=1;/白天else if(JGWei=3)Day+;if(Day999)Day=1;display_D(Day,Night,DanJia,JGWei);while(K6=0);/-if(K5=0)delay(10);/调时if(Mode=0)/年if(Wei=1)time_buf11-;if(time_buf11=0xff)time_buf11=99;/月else if(Wei=2)time_buf12-;if(time_buf12=0)time_buf12=12;/日else if(Wei=3)time_buf13-;if(time_buf13=0)time_buf13=YDay(time_buf11,time_buf12);/时else if(Wei=4)time_buf14-;if(time_buf14=0xff)time_buf14=23;/分else if(Wei=5)time_buf15-;if(time_buf15=0xff)time_buf15=59;/秒else if(Wei=6)time_buf16-;if(time_buf16=0xff)time_buf16=59;/显示if(Wei!=0)display_NYR(time_buf1,Wei,SS);/调价else if(Mode=2)/单价if(JGWei=1)DanJia-;if(DanJia=0)DanJia=999;/夜间else if(JGWei=2)Night-;if(Night=0)Night=999;/白天else if(JGWei=3)Day-;if(Day=0)Day=999;display_D(Day,Night,DanJia,JGWei);while(K5=0);/退出if(K4=0)delay(10);/计价器模式if(Mode=1)Mode=0;FDJ=1;TG=0;TT=0;ZJ=0;GL=0;Time=0;/白天/晚上DN=0;/公里/时间GT=0;/开启定时器TR0=0;/显示计价器Init_LCD();while(K4=0);/暂停if(K2=0)delay(10);/计价器模式if(Mode=1)/公里模式if(GT=0)GT=1;elseGT=0;while(K2=0);/清零if(K3=0)delay(10);/计价器模式if(Mode=1)TG=0;TT=0;ZJ=0;GL=0;Time=0;while(K3=0);/开启计价器模式if(K1=0)delay(10);/为时钟模式if(Mode=0)Mode=1;/参数初始化/读初值READS();TG=0;TT=0;ZJ=0;GL=0;Time=0;/白天/晚上DN=0;/公里/时间GT=0;/开启定时器TR0=1;/显示计价器Init_LCD_JJQ();while(K1=0);/初始化函数void InitTimer0(void) TMOD = 0x01; TH0 = 0x0D8; TL0 = 0x0F0; EA = 1; ET0 = 1; TR0 = 0;/暂时不开定时器FDJ=1;/定时器0中断10msvoid Timer0Interrupt(void) interrupt 1 TH0 = 0x0D8; TL0 = 0x0F0; /赋初值 /公里模式 if(GT=0) /如果是公里模式 FDJ=0; /电机工作TG+; /if(TG100)/如果是大于100/if(TG10)TG=0;/清零GL+;/公里+ /时间模式 else /如果是时间模式 FDJ=0; /电机工作TT+; /tt+if(TT100)/如果大于100/if(TT10)TT=0; /归零Time+; /时间+ /计算钱数 /公里数小于5 if(GL600)ZJ=Day+(Time-540)/60*DanJia/10;elseZJ=Day;elseif(Time600)ZJ=Night+(Time-540)/60*DanJia/10;elseZJ=Night; else if(DN=0)if(Time600)ZJ=Day+(GL-40)/10*DanJia+(Time-540)/60*DanJia/10;elseZJ=Day+(GL-40)/10*DanJia;elseif(Time600)ZJ=Night+(GL-40)/10*DanJia+(Time-540)/60*DanJia/10;elseZJ=Night+(GL-40)/10*DanJia; /读初值void READS()uchar SH=0,SL=0;uint temp=0;delay(10);SL=read_add(0x01);delay(10);SH=read_add(0x02);temp=SH;temp=temp8;temp=temp+SL;Day=temp;delay(10);SL=read_add(0x03);delay(10);SH=read_add(0x04);temp=SH;temp=temp8;temp=temp+SL;Night=temp;delay(10);SL=read_add(0x05);delay(10);SH=read_add(0x06);temp=SH;temp=temp8;delay(10);write_add(0x01,SL);delay(10);write_add(0x02,SH);temp=Night;SL=temp&0x00ff;SH=temp8;delay(10);write_add(0x03,SL);delay(10);write_add(0x04,SH);temp=DanJia;SL=temp&0x00ff;SH=temp8;delay(10);write_add(0x05,SL);delay(10);write_add(0x06,SH);/*主程序函数到此为止*/LCD1602.H文件：/此函数提供与屏幕显示相关的函数及声明/管脚定义sbit rs=P14;sbit lcden=P10;/屏幕初始化/时间初始化uchar code table0= / / ;uchar code table1= : : ;/计价器状态uchar code table4=D . 0Y P . 0Y;uchar code table5= . 0Y . km;/价格调整uchar code table6= P . 0Y ;uchar code table7=N . 0Y D . 0Y;/等待函数void delay(uint z)uint x,y;for(x=z;x0;x-)for(y=110;y0;y-);/LCD写命令void write_com(uchar com)rs=0;lcden=0;P0=com;delay(1);lcden=1;delay(1);lcden=0;/LCD写数据void write_date(uchar date)rs=1;lcden=0;P0=date;delay(1);lcden=1;delay(1);lcden=0;/初始化okvoid Init_LCD()uchar num;lcden=0;/屏幕初始化write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);for(num=0;num16;num+)write_date(table0num);write_com(0x80+0x40);for(num=0;num16;num+)write_date(table1num);/计价器状态void Init_LCD_JJQ()uchar num;lcden=0;/屏幕初始化write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);write_com(0x01);write_com(0x80);for(num=0;num16;num+)write_date(table4num);write_com(0x80+0x40);for(num=0;num16;num+)write_date(table5num);/计价器价格调整void Init_LCD_JGTZ()uchar num;lcden=0;/屏幕初始化write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);write_com(0x01);write_com(0x80);for(num=0;num16;num+)write_date(table6num);write_com(0x80+0x40);for(num=0;num16;num+)write_date(table7num);/起步价白天+起步晚上+单价+总价+公里+时间+模式+夜间或者白天void display_S(uint Day,uint Night,uint DJ,uint ZJ,uint GL,uint Time,uchar Mode,uchar DN)/单价显示模式if(DN=0)write_com(0x80);write_date(D);/起步价if(Day100)write_com(0x80+1);write_date( );write_date(0+Day/10);write_date(.);write_date(0+Day%10);else if(Day1000)write_com(0x80+1);write_date(0+Day/100);write_date(0+Day/10%10);write_date(.);write_date(0+Day%10);elsewrite_com(0x80);write_date(N);/单价if(Night100)write_com(0x80+1);write_date( );write_date(0+Night/10);write_date(.);write_date(0+Night%10);else if(Night1000)write_com(0x80+1);write_date(0+Night/100);write_date(0+Night/10%10);write_date(.);write_date(0+Night%10);/单价if(DJ100)write_com(0x80+10);write_date( );write_date(0+DJ/10);write_date(.);write_date(0+DJ%10);else if(Night1000)write_com(0x80+10);write_date(0+DJ/100);write_date(0+DJ/10%10);write_date(.);write_date(0+DJ%10);/总价if(ZJ100)write_com(0x80+0x40);write_date( );write_date( );write_date(0+ZJ/10);write_date(.);write_date(0+ZJ%10);else if(ZJ1000)write_com(0x80+0x40);write_date( );write_date(0+ZJ/100);write_date(0+ZJ/10%10);write_date(.);write_date(0+ZJ%10);else if(ZJ10000)write_com(0x80+0x40);write_date(0+ZJ/1000);write_date(0+ZJ/100%10);write_date(0+ZJ/10%10);write_date(.);write_date(0+ZJ%10);/公里模式if(Mode=0)if(GL100)write_com(0x80+0x40+8);write_date( );write_date( );write_date( );write_date(0+GL/10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);else if(GL1000)write_com(0x80+0x40+8);write_date( );write_date( );write_date(0+GL/100);write_date(0+GL/10%10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);else if(GL10000)write_com(0x80+0x40+8);write_date( );write_date(0+GL/1000);write_date(0+GL/100%10);write_date(0+GL/10%10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);else if(GL60000)write_com(0x80+0x40+8);write_date(0+GL/10000);write_date(0+GL/1000%10);write_date(0+GL/100%10);write_date(0+GL/10%10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);/时间模式else write_com(0x80+0x40+8);write_date( );write_date(0+Time/600);write_date(0+Time/60%10);write_date(:);write_date(0+Time%60/10);write_date(0+Time%60%10);write_date( );write_date( );/写年月日时分秒 W闪烁位置 M是否闪烁void display_NYR(uchar *Data,uchar W,uchar M)if(M=1)/打开闪烁 write_com(0x0F); write_com(0x80+5);else/关闭闪烁write_com(0x06);write_com(0x06);/年write_com(0x80+4);write_date(0+Data1/10);write_date(0+Data1%10);/月write_com(0x80+7);write_date(0+Data2/10);write_date(0+Data2%10);/日write_com(0x80+10);write_date(0+Data3/10);write_date(0+Data3%10);/时write_com(0x80+0x40+4);write_date(0+Data4/10);write_date(0+Data4%10);/分write_com(0x80+0x40+7);write_date(0+Data5/10);write_date(0+Data5%10);/秒write_com(0x80+0x40+10);write_date(0+Data6/10);write_date(0+Data6%10);/选择switch(W)case 1:write_com(0x80+5);break;case 2:write_com(0x80+8);break;case 3:write_com(0x80+11);break;case 4:write_com(0x80+0x40+5);break;case 5:write_com(0x80+0x40+8);break;case 6:write_com(0x80+11+0x40);break;/起步价白天+起步晚上+单价+模式void display_D(uint Day,uint Night,uint DJ,uchar Mode)/打开闪烁 write_com(0x0F);/单价if(DJ100)write_com(0x80+6);write_date( );write_date(0+DJ/10);write_date(.);write_date(0+DJ%10);else if(DJ1000)write_com(0x80+6);write_date(0+DJ/100);write_date(0+DJ/10%10);write_date(.);write_date(0+DJ%10);/晚间if(Night100)write_com(0x80+0x40+1);write_date( );write_date(0+Night/10);write_date(.);write_date(0+Night%10);else if(Night1000)write_com(0x80+0x40+1);write_date(0+Night/100);write_date(0+Night/10%10);write_date(.);write_date(0+Night%10);/白天if(Day100)write_com(0x80+0x40+10);write_date( );write_date(0+Day/10);write_date(.);write_date(0+Day%10);/白天else if(Day1000)write_com(0x80+0x40+10);write_date(0+Day/100);write_date(0+Day/10%10);write_date(.);write_date(0+Day%10);/选择switch(Mode)case 1:write_com(0x80+10);break;case 2:write_com(0x80+0x40+5);break;case 3:write_com(0x80+0x40+14);break;/*LCD1602.H文件到此为止*/根据年和月返回当月的天数：/知道 年和月返回 月的最大值uchar YDay(uchar Y,uchar M)uint temp=2000;temp=temp+Y;if(M=1|M=3|M=5|M=7|M=8|M=10|M=12)return 31;else if(M=4|M=6|M=9|M=11)return 30;elseif(temp%400!=0|temp%4!=0)return 28;elsereturn 29;/*根据年和月返回当月的天数 到此为止*/1302.H文件：/DS1302相关内容的定义与声明/管脚定义sbit SCK=P15;sbit SDA=P16;sbit RST=P17;/复位脚#define RST_CLRRST=0/电平置低#define RST_SETRST=1/电平置高/双向数据#define IO_CLRSDA=0/电平置低#define IO_SETSDA=1/电平置高#define IO_RSDA /电平读取/时钟信号#define SCK_CLRSCK=0/时钟信号#define SCK_SETSCK=1/电平置高#define ds1302_sec_add0x80/秒数据地址#define ds1302_min_add0x82/分数据地址#define ds1302_hr_add0x84/时数据地址#define ds1302_date_add0x86/日数据地址#define ds1302_month_add0x88/月数据地址#define ds1302_day_add0x8a/星期数据地址#define ds1302_year_add0x8c/年数据地址#define ds1302_control_add0x8e/控制数据地址#define ds1302_charger_add0x90 #define ds1302_clkburst_add0xbeextern unsigned char time_buf18;/空年月日时分秒周extern unsigned char time_buf8 ;/空年月日时分秒周unsigned char time_buf18 = 20,11,4,12,0,0,0,2;/空年月日时分秒周unsigned char time_buf8 ; /空年月日时分秒周/*- 向DS1302写入一字节数据-*/void Ds1302_Write_Byte(unsigned char addr, unsigned char d)unsigned char i;RST_SET;/写入目标地址：addraddr = addr & 0xFE; /最低位置零for (i = 0; i 1;/写入数据：dfor (i = 0; i 1;RST_CLR;/停止DS1302总线/*- 从DS1302读出一字节数据-*/unsigned char Ds1302_Read_Byte(unsigned char addr) unsigned char i;unsigned char temp;RST_SET;/写入目标地址：addraddr = addr | 0x01;/最低位置高for (i = 0; i 1;/输出数据：tempfor (i = 0; i 1;if (IO_R) temp |= 0x80;else temp &= 0x7F;SCK_SET;SCK_CLR;RST_CLR;/停止DS1302总线return temp;/*- 向DS1302写入时钟数据-*/void Ds1302_Write_Time(void) unsigned char i,tmp;for(i=1;i8;i+) /BCD处理tmp=time_buf1i/10;time_bufi=time_buf1i%10;time_bufi=time_bufi+tmp*16; Ds1302_Write_Byte(ds1302_control_add,0x00);/关闭写保护 Ds1302_Write_Byte(ds1302_sec_add,0x80);/暂停 /Ds1302_Write_Byte(ds1302_charger_add,0xa9);/涓流充电 Ds1302_Write_Byte(ds1302_year_add,time_buf1);/年 Ds1302_Write_Byte(ds1302_month_add,time_buf2);/月 Ds1302_Write_Byte(ds1302_date_add,time_buf3);/日 Ds1302_Write_Byte(ds1302_day_add,time_buf7);/周 Ds1302_Write_Byte(ds1302_hr_add,time_buf4);/时 Ds1302_Write_Byte(ds1302_min_add,time_buf5);/分Ds1302_Write_Byte(ds1302_sec_add,time_buf6);/秒Ds1302_Write_Byte(ds1302_day_add,time_buf7);/周 Ds1302_Write_Byte(ds1302_control_add,0x80);/打开写保护 /*- 从DS1302读出时钟数据-*/void Ds1302_Read_Time(void) unsigned char i,tmp;time_buf1=Ds1302_Read_Byte(ds1302_year_add);/年 time_buf2=Ds1302_Read_Byte(ds1302_month_add);/月 time_buf3=Ds1302_Read_Byte(ds1302_date_add);/日 time_buf4=Ds1302_Read_Byte(ds1302_hr_add);/时 time_buf5=Ds1302_Read_Byte(ds1302_min_add);/分 time_buf6=(Ds1302_Read_Byte(ds1302_sec_add)&0x7F;/秒 time_buf7=Ds1302_Read_Byte(ds1302_day_add);/周 for(i=1;i8;i+) /BCD处理tmp=time_bufi/16;time_buf1i=time_bufi%16;time_buf1i=time_buf1i+tmp*10; /*- DS1302初始化-*/void Ds1302_Init(void)RST_CLR;/RST脚置低SCK_CLR;/SCK脚置低 Ds1302_Write_Byte(ds1302_sec_add,0x00); /*1302.H到此为止*/AT24C02.H文件/EEPROMsbit WP =P11;sbit sda=P13;sbit scl=P12;void delay24() ; void start() /开始信号sda=1;delay24();scl=1;delay24();sda=0;delay24();void stop() /停止sda=0;delay24();scl=1;delay24();sda=1;delay24();void respons() /应答uchar i;scl=1;delay24();while(sda=1)&(i250)i+;scl=0;delay24();void initeeprom()WP=0;sda=1;delay24();scl=1;delay24();void write_byte(uchar date)uchar i,temp;temp=date;for(i=0;i8;i+)temp=temp1;scl=0; delay24();sda=CY;delay24();scl=1;delay24();/scl=0; / delay();scl=0;delay24();sda=1;delay24();uchar read_byte()uchar i,k;scl=0;delay24();sda=1;delay24();for(i=0;i8;i+)scl=1;delay24();k=(k1)|sda;scl=0;delay24();return k;void write_add(uchar address,uchar date)WP=0;start();write_byte(0xa0);respons();write_byte(address);respons();write_byte(date);respons();stop();uchar read_add(uchar address)uchar date;WP=0;start();write_byte(0xa0);respons();write_byte(address);respons();start();write_byte(0xa1);respons();date=read_byte();stop();return date;/*AT24C02.H文件到此为止*//出租车计价器/宏定义#define uchar unsigned char#define uint unsigned int /头函数声明#include #include Lcd.h#include Data.h#include DS1302.h#include AT24C02.h/键盘定义sbit K1=P31;sbit K2=P33;sbit K3=P35;sbit K4=P37;sbit K5=P30;sbit K6=P32;sbit K7=P34;sbit K8=P36;sbit FDJ=P20;/模式0时钟 1时钟调整uchar Mode=0;/时钟屏幕调整uchar Wei=0;uchar SS=0;/价格调整uchar JGWei=0;/计价器参数uint Day=0;uint Night=0;uint DanJia=0;uint ZJ=0;uint GL=0;uint Time=0;/白天/晚上uchar DN=0;/公里/时间uchar GT=0;/时间记录uchar TG=0;uchar TT=0;/初始化函数void InitTimer0();/写初值void SETS();/读初值void READS();/主函数void main()/初始化Ds1302_Init();Init_LCD();initeeprom();/SETS();/读取初始参数READS();/定时器初始化InitTimer0();/循环while(1)/时钟模式if(Mode=0)/读时间if(Wei=0)Ds1302_Read_Time();/显示时间display_NYR(time_buf1,Wei,0);else if(Mode=1)/显示计价器信息display_S(Day,Night,DanJia,ZJ,GL,Time,GT,DN);/时间调整if(K8=0)delay(10);/调时if(Mode=0)Wei+;if(Wei=1)SS=1;/闪烁display_NYR(time_buf1,Wei,SS);if(Wei=7)Wei=0;/保存时间Ds1302_Write_Time();Init_LCD();/调节白天/黑夜起价else if(Mode=1)if(DN=0)DN=1;elseDN=0;while(K8=0);/价格调整if(K7=0)delay(10);if(Mode=1)JGWei+;if(JGWei=1)Mode=2;/显示计价器价格Init_LCD_JGTZ();display_D(Day,Night,DanJia,JGWei);else if(Mode=2)JGWei+;display_D(Day,Night,DanJia,JGWei);if(JGWei=4)Mode=1;JGWei=0;/参数初始化/保存SETS();/读初值READS();TG=0;TT=0;ZJ=0;GL=0;Time=0;/白天/晚上DN=0;/公里/时间GT=0;/开启定时器TR0=1;/显示计价器Init_LCD_JJQ();while(K7=0);/+if(K6=0)delay(10);/调时if(Mode=0)/年if(Wei=1)time_buf11+;if(time_buf11=100)time_buf11=0;/月else if(Wei=2)time_buf12+;if(time_buf12=13)time_buf12=1;/日else if(Wei=3)time_buf13+;if(time_buf13=YDay(time_buf11,time_buf12)+1)time_buf13=1;/时else if(Wei=4)time_buf14+;if(time_buf14=24)time_buf14=0;/分else if(Wei=5)time_buf15+;if(time_buf15=59)time_buf15=0;/秒else if(Wei=6)time_buf16+;if(time_buf16=59)time_buf16=0;/显示if(Wei!=0)display_NYR(time_buf1,Wei,SS);/调价else if(Mode=2)/单价if(JGWei=1)DanJia+;if(DanJia999)DanJia=1;/夜间else if(JGWei=2)Night+;if(Night999)Night=1;/白天else if(JGWei=3)Day+;if(Day999)Day=1;display_D(Day,Night,DanJia,JGWei);while(K6=0);/-if(K5=0)delay(10);/调时if(Mode=0)/年if(Wei=1)time_buf11-;if(time_buf11=0xff)time_buf11=99;/月else if(Wei=2)time_buf12-;if(time_buf12=0)time_buf12=12;/日else if(Wei=3)time_buf13-;if(time_buf13=0)time_buf13=YDay(time_buf11,time_buf12);/时else if(Wei=4)time_buf14-;if(time_buf14=0xff)time_buf14=23;/分else if(Wei=5)time_buf15-;if(time_buf15=0xff)time_buf15=59;/秒else if(Wei=6)time_buf16-;if(time_buf16=0xff)time_buf16=59;/显示if(Wei!=0)display_NYR(time_buf1,Wei,SS);/调价else if(Mode=2)/单价if(JGWei=1)DanJia-;if(DanJia=0)DanJia=999;/夜间else if(JGWei=2)Night-;if(Night=0)Night=999;/白天else if(JGWei=3)Day-;if(Day=0)Day=999;display_D(Day,Night,DanJia,JGWei);while(K5=0);/退出if(K4=0)delay(10);/计价器模式if(Mode=1)Mode=0;FDJ=1;TG=0;TT=0;ZJ=0;GL=0;Time=0;/白天/晚上DN=0;/公里/时间GT=0;/开启定时器TR0=0;/显示计价器Init_LCD();while(K4=0);/暂停if(K2=0)delay(10);/计价器模式if(Mode=1)/公里模式if(GT=0)GT=1;elseGT=0;while(K2=0);/清零if(K3=0)delay(10);/计价器模式if(Mode=1)TG=0;TT=0;ZJ=0;GL=0;Time=0;while(K3=0);/开启计价器模式if(K1=0)delay(10);/为时钟模式if(Mode=0)Mode=1;/参数初始化/读初值READS();TG=0;TT=0;ZJ=0;GL=0;Time=0;/白天/晚上DN=0;/公里/时间GT=0;/开启定时器TR0=1;/显示计价器Init_LCD_JJQ();while(K1=0);/初始化函数void InitTimer0(void) TMOD = 0x01; TH0 = 0x0D8; TL0 = 0x0F0; EA = 1; ET0 = 1; TR0 = 0;/暂时不开定时器FDJ=1;/定时器0中断10msvoid Timer0Interrupt(void) interrupt 1 TH0 = 0x0D8; TL0 = 0x0F0; /公里模式 if(GT=0) FDJ=0;TG+;if(TG100)/if(TG10)TG=0;GL+; /时间模式 else FDJ=0;TT+;if(TT100)/if(TT10)TT=0;Time+; /计算钱数 /公里数小于5 if(GL600)ZJ=Day+(Time-540)/60*DanJia/10;elseZJ=Day;elseif(Time600)ZJ=Night+(Time-540)/60*DanJia/10;elseZJ=Night; else if(DN=0)if(Time600)ZJ=Day+(GL-40)/10*DanJia+(Time-540)/60*DanJia/10;elseZJ=Day+(GL-40)/10*DanJia;elseif(Time600)ZJ=Night+(GL-40)/10*DanJia+(Time-540)/60*DanJia/10;elseZJ=Night+(GL-40)/10*DanJia; /读初值void READS()uchar SH=0,SL=0;uint temp=0;delay(10);SL=read_add(0x01);delay(10);SH=read_add(0x02);temp=SH;temp=temp8;temp=temp+SL;Day=temp;delay(10);SL=read_add(0x03);delay(10);SH=read_add(0x04);temp=SH;temp=temp8;temp=temp+SL;Night=temp;delay(10);SL=read_add(0x05);delay(10);SH=read_add(0x06);temp=SH;temp=temp8;delay(10);write_add(0x01,SL);delay(10);write_add(0x02,SH);temp=Night;SL=temp&0x00ff;SH=temp8;delay(10);write_add(0x03,SL);delay(10);write_add(0x04,SH);temp=DanJia;SL=temp&0x00ff;SH=temp8;delay(10);write_add(0x05,SL);delay(10);write_add(0x06,SH);/此函数提供与屏幕显示相关的函数及声明/管脚定义sbit rs=P14;sbit lcden=P10;/屏幕初始化/时间初始化uchar code table0= / / ;uchar code table1= : : ;/计价器状态uchar code table4=D . 0Y P . 0Y;uchar code table5= . 0Y . km;/价格调整uchar code table6= P . 0Y ;uchar code table7=N . 0Y D . 0Y;/等待函数void delay(uint z)uint x,y;for(x=z;x0;x-)for(y=110;y0;y-);/LCD写命令void write_com(uchar com)rs=0;lcden=0;P0=com;delay(1);lcden=1;delay(1);lcden=0;/LCD写数据void write_date(uchar date)rs=1;lcden=0;P0=date;delay(1);lcden=1;delay(1);lcden=0;/初始化okvoid Init_LCD()uchar num;lcden=0;/屏幕初始化write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);for(num=0;num16;num+)write_date(table0num);write_com(0x80+0x40);for(num=0;num16;num+)write_date(table1num);/计价器状态void Init_LCD_JJQ()uchar num;lcden=0;/屏幕初始化write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);write_com(0x01);write_com(0x80);for(num=0;num16;num+)write_date(table4num);write_com(0x80+0x40);for(num=0;num16;num+)write_date(table5num);/计价器价格调整void Init_LCD_JGTZ()uchar num;lcden=0;/屏幕初始化write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);write_com(0x80);write_com(0x01);write_com(0x80);for(num=0;num16;num+)write_date(table6num);write_com(0x80+0x40);for(num=0;num16;num+)write_date(table7num);/起步价白天+起步晚上+单价+总价+公里+时间+模式+夜间或者白天void display_S(uint Day,uint Night,uint DJ,uint ZJ,uint GL,uint Time,uchar Mode,uchar DN)/单价显示模式if(DN=0)write_com(0x80);write_date(D);/起步价if(Day100)write_com(0x80+1);write_date( );write_date(0+Day/10);write_date(.);write_date(0+Day%10);else if(Day1000)write_com(0x80+1);write_date(0+Day/100);write_date(0+Day/10%10);write_date(.);write_date(0+Day%10);elsewrite_com(0x80);write_date(N);/单价if(Night100)write_com(0x80+1);write_date( );write_date(0+Night/10);write_date(.);write_date(0+Night%10);else if(Night1000)write_com(0x80+1);write_date(0+Night/100);write_date(0+Night/10%10);write_date(.);write_date(0+Night%10);/单价if(DJ100)write_com(0x80+10);write_date( );write_date(0+DJ/10);write_date(.);write_date(0+DJ%10);else if(Night1000)write_com(0x80+10);write_date(0+DJ/100);write_date(0+DJ/10%10);write_date(.);write_date(0+DJ%10);/总价if(ZJ100)write_com(0x80+0x40);write_date( );write_date( );write_date(0+ZJ/10);write_date(.);write_date(0+ZJ%10);else if(ZJ1000)write_com(0x80+0x40);write_date( );write_date(0+ZJ/100);write_date(0+ZJ/10%10);write_date(.);write_date(0+ZJ%10);else if(ZJ10000)write_com(0x80+0x40);write_date(0+ZJ/1000);write_date(0+ZJ/100%10);write_date(0+ZJ/10%10);write_date(.);write_date(0+ZJ%10);/公里模式if(Mode=0)if(GL100)write_com(0x80+0x40+8);write_date( );write_date( );write_date( );write_date(0+GL/10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);else if(GL1000)write_com(0x80+0x40+8);write_date( );write_date( );write_date(0+GL/100);write_date(0+GL/10%10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);else if(GL10000)write_com(0x80+0x40+8);write_date( );write_date(0+GL/1000);write_date(0+GL/100%10);write_date(0+GL/10%10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);else if(GL60000)write_com(0x80+0x40+8);write_date(0+GL/10000);write_date(0+GL/1000%10);write_date(0+GL/100%10);write_date(0+GL/10%10);write_date(.);write_date(0+GL%10);write_date(k);write_date(m);/时间模式else write_com(0x80+0x40+8);write_date( );write_date(0+Time/600);write_date(0+Time/60%10);write_date(:);write_date(0+Time%60/10);write_date(0+Time%60%10);write_date( );write_date( );/写年月日时分秒 W闪烁位置 M是否闪烁void display_NYR(uchar *Data,uchar W,uchar M)if(M=1)/打开闪烁 write_com(0x0F); write_com(0x80+5);else/关闭闪烁write_com(0x06);write_com(0x06);/年write_com(0x80+4);write_date(0+Data1/10);write_date(0+Data1%10);/月write_com(0x80+7);write_date(0+Data2/10);write_date(0+Data2%10);/日write_com(0x80+10);write_date(0+Data3/10);write_date(0+Data3%10);/时write_com(0x80+0x40+4);write_date(0+Data4/10);write_date(0+Data4%10);/分write_com(0x80+0x40+7);write_date(0+Data5/10);write_date(0+Data5%10);/秒write_com(0x80+0x40+10);write_date(0+Data6/10);write_date(0+Data6%10);/选择switch(W)case 1:write_com(0x80+5);break;case 2:write_com(0x80+8);break;case 3:write_com(0x80+11);break;case 4:write_com(0x80+0x40+5);break;case 5:write_com(0x80+0x40+8);break;case 6:write_com(0x80+11+0x40);break;/起步价白天+起步晚上+单价+模式void display_D(uint Day,uint Night,uint DJ,uchar Mode)/打开闪烁 write_com(0x0F);/单价if(DJ100)write_com(0x80+6);write_date( );write_date(0+DJ/10);write_date(.);write_date(0+DJ%10);else if(DJ1000)write_com(0x80+6);write_date(0+DJ/100);write_date(0+DJ/10%10);write_date(.);write_date(0+DJ%10);/晚间if(Night100)write_com(0x80+0x40+1);write_date( );write_date(0+Night/10);write_date(.);write_date(0+Night%10);else if(Night1000)write_com(0x80+0x40+1);write_date(0+Night/100);write_date(0+Night/10%10);write_date(.);write_date(0+Night%10);/白天if(Day100)write_com(0x80+0x40+10);write_date( );write_date(0+Day/10);write_date(.);write_date(0+Day%10);/白天else if(Day1000)write_com(0x80+0x40+10);write_date(0+Day/100);write_date(0+Day/10%10);write_date(.);write_date(0+Day%10);/选择switch(Mode)case 1:write_com(0x80+10);break;case 2:write_com(0x80+0x40+5);break;case 3:write_com(0x80+0x40+14);break;/EEPROMsbit WP =P11;sbit sda=P13;sbit scl=P12;void delay24() ; void start() /开始信号sda=1;delay24();scl=1;delay24();sda=0;delay24();void stop() /停止sda=0;delay24();scl=1;delay24();sda=1;delay24();void respons() /应答uchar i;scl=1;delay24();while(sda=1)&(i250)i+;scl=0;delay24();void initeeprom()WP=0;sda=1;delay24();scl=1;delay24();void write_byte(uchar date)uchar i,temp;temp=date;for(i=0;i8;i+)temp=temp1;scl=0; delay24();sda=CY;delay24();scl=1;delay24();/scl=0; / delay();scl=0;delay24();sda=1;delay24();uchar read_byte()uchar i,k;scl=0;delay24();sda=1;delay24();for(i=0;i8;i+)scl=1;delay24();k=(k1)|sda;scl=0;delay24();return k;void write_add(uchar address,uchar date)WP=0;start();write_byte(0xa0);respons();write_byte(address);respons();write_byte(date);respons();stop();uchar read_add(uchar address)uchar date;WP=0;start();write_byte(0xa0);respons();write_byte(address);respons();start();write_byte(0xa1);respons();date=read_byte();stop();return date;/DS1302相关内容的定义与声明/管脚定义sbit SCK=P15;sbit SDA=P16;sbit RST=P17;/复位脚#define RST_CLRRST=0/电平置低#define RST_SETRST=1/电平置高/双向数据#define IO_C