51单片机出租车计程计费器仿真及程序设计(12864显示) -

#include<reg52.h>
#include"lcd12864.h"
#include"ds18b20b.h"
#define uchar unsigned char
#define uint unsigned int
typedef unsigned char UINT8;
typedef unsigned int UINT16;
#define GPIO_DIG P0
sbit LSA=P2^2;
sbit LSB=P2^3;
sbit LSC=P2^4;
//unsigned char code DIG_CODE[]={
//0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
////0、1、2、3、4、5、6、7、8、9、A、b、C、d、E、F的显示码
unsigned char code licheng_CharCode[]="里程：";
unsigned char code jine_CharCode[]="金额：";
unsigned char code qibujia_CharCode[]="起步价：";
unsigned char code shijian_CharCode[]="时间：";
unsigned char code shizi_CharCode[]="0123456789";
unsigned char code wuyuan_CharCode[]="元";
unsigned char code fen_CharCode[]="分";
unsigned char code mi_CharCode[]="米";
unsigned char code qianmi_CharCode[]="千米";
unsigned char code dian_CharCode[]=".";
unsigned char code error_CharCode[]="无法显示";
unsigned char code erdianwu_CharCode[]="二点六千";
unsigned char code liuyuan_CharCode[]="六";
unsigned char code wu_CharCode[]="五";
unsigned char code shi_CharCode[]="十一";
unsigned char code shiwu_CharCode[]="十五";
uint num,num2,_10ms,_1s,_1m,_1h,flag,quan,quan2,distancex,distancex2,distancex3;
void delayms(unsigned int n) //延时10×n毫秒程序
{
unsigned int i,j;
for(i=0;i<n;i++)
for(j=0;j<10;j++);
}
/*******************************************************************************
* 函数名 : TimerConfiguration
* 函数功能 : 定时器初始化
* 输入 : 无
* 输出 : 无
*******************************************************************************/
void TimerConfiguration()
{
TMOD=0x51;//选择为定时器0模式，工作方式2，仅用TRX打开启动。
TH0=0XD8; //给定时器赋初值，定时100us
TL0=0XF0;
ET0=1;//打开定时器0中断允许
EA=1;//打开总中断
TR0=1;//打开定时器
}
/*******************************************************************************
* 函数名 : DigDisplay
* 函数功能 : 使用数码管显示
* 输入 : 无
* 输出 : 无
*******************************************************************************/
//void DigDisplay(uchar wei,uchar duan)
//{
// unsigned char i,j;
//// for(i=0;i<8;i++)
//// {
//// GPIO_DIG=0x00;//消隐
// switch(wei) //位选，选择点亮的数码管，
// {
// case(0):
// LSA=0;LSB=0;LSC=0; break;
// case(1):
// LSA=1;LSB=0;LSC=0; break;
// case(2):
// LSA=0;LSB=1;LSC=0; break;
// case(3):
// LSA=1;LSB=1;LSC=0; break;
// case(4):
// LSA=0;LSB=0;LSC=1; break;
// case(5):
// LSA=1;LSB=0;LSC=1; break;
// case(6):
// LSA=0;LSB=1;LSC=1; break;
// case(7):
// LSA=1;LSB=1;LSC=1; break;
// }
// GPIO_DIG=DIG_CODE[duan];
//// duan++;
// if(duan>7)
// duan=0;
//// j=10; //扫描间隔时间设定
//// while(j--)
//// Delay50us();
//// GPIO_DIG=0x00;//消隐
//// }
//}
void exit_init()
{
TMOD=0x50;
TH1=0;
TL1=0;
TR1=1;
}
uint read()
{
uchar t1,th1,th2;
uint val;
while(1)
{
th1=TH1;
t1=TL1;
th2=TH1;
if(th1==th2) break;
}
val=th1*256+t1;
return val;
}
void time_display()
{
uint a=0,b,c,price,find_price;
LCD12864_SetWindow(3, 6);
LCD12864_WriteData(shizi_CharCode[_1s/10]);
LCD12864_SetWindow(3, 7);
LCD12864_WriteData(shizi_CharCode[_1s%10]);
LCD12864_SetWindow(3, 3);
LCD12864_WriteData(shizi_CharCode[_1m/10]);
LCD12864_SetWindow(3, 4);
LCD12864_WriteData(shizi_CharCode[_1m%10]);
LCD12864_SetWindow(3, 5);
while(fen_CharCode[a]!='\0')
{
LCD12864_WriteData(fen_CharCode[a]);
a++;
}
if(distancex<10000)
{
LCD12864_SetWindow(0, 3);
LCD12864_WriteData(shizi_CharCode[distancex/1000]);
LCD12864_SetWindow(0, 4);
LCD12864_WriteData(shizi_CharCode[distancex%1000/100]);
LCD12864_SetWindow(0, 5);
LCD12864_WriteData(shizi_CharCode[distancex%1000%100/10]);
LCD12864_SetWindow(0, 6);
LCD12864_WriteData(shizi_CharCode[distancex%1000%100%10]);
LCD12864_SetWindow(0, 7);
while(mi_CharCode[b]!='\0')
{
LCD12864_WriteData(mi_CharCode[b]);
b++;
}
}
else
{
LCD12864_SetWindow(0, 3);
while(error_CharCode[c]!='\0')
{
LCD12864_WriteData(error_CharCode[c]);
c++;
}
}
if(distancex<=5)
{
LCD12864_SetWindow(1, 3);
LCD12864_WriteData(shizi_CharCode[0]);
LCD12864_SetWindow(1, 4);
LCD12864_WriteData(shizi_CharCode[0]);
LCD12864_SetWindow(1, 5);
LCD12864_WriteData(shizi_CharCode[2]);
}
else
{
price=distancex-5;
price=price/10;
find_price=1*price+2;
LCD12864_SetWindow(1, 5);
LCD12864_WriteData(shizi_CharCode[find_price%100%10]);
LCD12864_SetWindow(1, 4);
LCD12864_WriteData(shizi_CharCode[find_price%100/10]);
LCD12864_SetWindow(1, 3);
LCD12864_WriteData(shizi_CharCode[find_price/100]);
}
if( distancex>9999)
{
LCD12864_SetWindow(0, 3);
while(error_CharCode[c]!='\0')
{
LCD12864_WriteData(error_CharCode[c]);
c++;
}
}
// LCD12864_SetWindow(3, 5);
// LCD12864_WriteData(shizi_CharCode[_1s%10]);
// LCD12864_SetWindow(3, 5);
// LCD12864_WriteData(shizi_CharCode[_1s%10]);
}
void distance()
{
distancex=quan*0.222+quan2*65535*0.222;
}
void main()
{
unsigned char i,j,k,l,m,p,q,r,s,t,u;
exit_init();
TimerConfiguration();
LCD12864_Init();
LCD12864_SetWindow(0, 0);
// LCD12864_WriteData(licheng_CharCode[i]);
while(licheng_CharCode[i]!='\0')
{
LCD12864_WriteData(licheng_CharCode[i]);
i++;
}
LCD12864_SetWindow(1, 0);
while(jine_CharCode[j]!='\0')
{
LCD12864_WriteData(jine_CharCode[j]);
j++;
}
LCD12864_SetWindow(2, 0);
while(qibujia_CharCode[k]!='\0')
{
LCD12864_WriteData(qibujia_CharCode[k]);
k++;
}
LCD12864_SetWindow(2, 5);
LCD12864_WriteData(shizi_CharCode[5]);
LCD12864_SetWindow(2, 4);
LCD12864_WriteData(shizi_CharCode[0]);
LCD12864_SetWindow(2, 6);
while(wuyuan_CharCode[m]!='\0')
{
LCD12864_WriteData(wuyuan_CharCode[m]);
m++;
}
LCD12864_SetWindow(1, 6);
while(wuyuan_CharCode[p]!='\0')
{
LCD12864_WriteData(wuyuan_CharCode[p]);
p++;
}
LCD12864_SetWindow(3, 0);
while(shijian_CharCode[l]!='\0')
{
LCD12864_WriteData(shijian_CharCode[l]);
l++;
}
LCD12864_SetWindow(0, 3);
while(erdianwu_CharCode[q]!='\0')
{
LCD12864_WriteData(erdianwu_CharCode[q]);
q++;
}
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