📄 main1424.c
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//////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////出租车计价器///////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////
#include <reg52.h>
#include <intrins.h>
#include <string.h>
#define uchar unsigned char
#define uint unsigned int
#define TIME1H 0x9C //0.1ms
sbit KEY_1= P1^0;
sbit KEY_2= P1^1;
sbit KEY_3= P1^2;
sbit KEY_4= P1^3;
uchar KEY;
uchar tpKEY;
//////////////////////////////////////////Menu//////////////////////////////////////////////
uchar setPriceMod=0;//0设置白天，1设置晚上
uchar priceMod=0;//0按白天计价，1按晚上计价
///////////////////////////////////计算用全局变量///////////////////////////////////////////
uchar isBilling=0;
float dayPrice=5.5, nightPrice=6.5; //价格
float distance;//里程
float waitDistance=0;
uint wheelPerimeter=100;//车轮周长cm
uint circle=0; //圈数
uint kCircle=0;//千圈数
uint hCircle=0;//百圈数
uint totalCost=0;//总价格
uint waitPrice=0;//
uint waitTime=0;//等待时间
uint tpCircle=0;
uint _testWait=0;
uint timeMs=0;
uint timeS=0;
///////////////////////////////////////显示/////////////////////////////////////////////////
uchar data arr_dayPrice[4],arr_nightPrice[4];
//uchar data arr_totalCost[3];
uchar data arr_distance[5];
uchar data arr_wheelPerimeter[4];
uchar data arr_kCircle[4]; //千圈
uchar data arr_totalCost[4];
//-----------------------------------LCD------------------------------
#define LCD12864_IO P0
#define LINE1 0
#define LINE2 1
#define HIGH 1
#define LOW 0
#define CLERADISPLAY LCD12864_command(0x01);
#define uchar unsigned char
#define uint unsigned int
sbit xssjj=P2^5;
//uchar temp=33;
//uchar code weiB_a[8]={0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01};
//uchar code weiB_b[8]={0x80,0xa0,0x50,0x28,0x14,0x0a,0x05,0x01};
//uchar weiB_c[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
// int a=16;
//uchar data juli[3];
/********************************************************************/
sbit LCD12864_EN=P2^2; //en
sbit LCD12864_DIN=P2^0; //rs
sbit LCD12864_CLK=P2^1; //rw
sbit cs1=P2^3;
sbit cs2=P2^4;
/********************************************************************/
//void lcd_gps_wei(unsigned char wei_x,unsigned char wei_y);
void LCD12864_DELAY(unsigned int a)
{
for(;a>0;a--)
_nop_();
}
/*******************************************************************/
void LCD12864_busy(void)
{
bit BF = 0;
LCD12864_EN=0;
LCD12864_DIN=0;
LCD12864_CLK=1;
LCD12864_IO=0xff; //单片机读数据之前必须先置高位
do
{
LCD12864_EN=1;
BF=LCD12864_IO&0x80;
LCD12864_EN=0;
} while(BF);
}
/*******************************************************************/
// 写入命令
/*******************************************************************/
void LCD12864_command(unsigned char command)
{
LCD12864_busy();
LCD12864_EN=0;
LCD12864_DIN=0;
LCD12864_CLK=0;
LCD12864_EN=1;
LCD12864_IO=command;
LCD12864_EN=0;
}
/*******************************************************************/
// 写入一字节数据
/*******************************************************************/
void LCD12864_data(unsigned char dat)
{
LCD12864_busy();
LCD12864_EN=0;
LCD12864_DIN=1;
LCD12864_CLK=0;
LCD12864_EN=1;
LCD12864_IO=dat;
LCD12864_EN=0;
}
void LCD12864_char(unsigned char dat)
{
if((dat>=0)&&(dat<=9))
dat|=0x30;
LCD12864_data(dat);
}
/*******************************************************************/
// 设置显示位置 X(1~8),Y(1~4)
/*******************************************************************/
void LCD12864_address(unsigned char line,unsigned char row)
{
switch(row)
{
case 1:LCD12864_command(0x7f + line);
break;
case 2:LCD12864_command(0x8f + line);
break;
case 3:LCD12864_command(0x87 + line);
break;
case 4:LCD12864_command(0x97 + line);
default:
break;
}
}
/*******************************************************************/
// 在指定位置显示字符串
/*******************************************************************/
void LCD12864_string(unsigned char row,unsigned char line,unsigned char *s)
{
unsigned char LCD12864_temp;
LCD12864_address(row,line);
LCD12864_temp=*s;
while(LCD12864_temp != 0x00)
{
LCD12864_data(LCD12864_temp);
LCD12864_temp=*(++s);
}
}
/********************************************************************/
void Delay_100xuS(uint x) //
{
unsigned int i,j;
for( i =0;i < x;i++ )
{
for( j =0;j<9;j++ );
}
}
/*******************************************************************/
// 初始化设置
/*******************************************************************/
void LCD12864_init(void)
{
CLERADISPLAY // clear DDRAM
LCD12864_command(0x30); // 8 bits unsigned interface,basic instrument
LCD12864_command(0x02); // cursor return
LCD12864_command(0x0c); // display,cursor on
LCD12864_command(0x03);
LCD12864_command(0x06);
CLERADISPLAY // clear DDRAM
}
void Mcu_init(void)
{
LCD12864_init();
CLERADISPLAY
CLERADISPLAY
LCD12864_init();
}
//----------------------------------------------------LCD-------------------------------------
//--------------------------------------------------Menu----------------------------------
void MainMenu()
{
CLERADISPLAY
LCD12864_string(1,1,"1.菜单");
if(priceMod==0)
LCD12864_string(7,4,"白天");
if(priceMod==1)
LCD12864_string(7,4,"夜晚");
LCD12864_string(1,2,"2.开始计费");
LCD12864_string(1,3,"3.停止计费");
LCD12864_string(1,4,"4.收费模式");
}
void ListMenu()
{
CLERADISPLAY
LCD12864_string(1,1,"1.设置价格");
//if(feeMode==0)
LCD12864_string(1,2,"2.设置轮胎周长");
//if(feeMode==1)
LCD12864_string(1,4,"3.返回");
}
void SetPriceMenu()
{
CLERADISPLAY
if(setPriceMod==0)
LCD12864_string(1,1,"1.白天： 元");
if(setPriceMod==1)
LCD12864_string(1,1,"1.晚上： 元");
LCD12864_string(1,2,"2.++");
LCD12864_string(1,3,"3.--");
LCD12864_string(1,4,"4.完成");
}
void BillingMenu()
{
CLERADISPLAY
LCD12864_string(1,1,"行驶： 千米");
LCD12864_string(1,2,"单价： 元");
LCD12864_string(1,3,"总价： 元");
}
void SetWheelMenu()
{
CLERADISPLAY
LCD12864_string(1,1,"周长： 厘米");
LCD12864_string(1,2,"++");
LCD12864_string(1,3,"--");
LCD12864_string(1,4,"完成");
}
void BillingData()
{
LCD12864_string(4,1,arr_distance);//路程
if(priceMod==0)
{
LCD12864_string(6,2,arr_dayPrice);//价格
}
else if(priceMod==1)
{
LCD12864_string(6,2,arr_nightPrice);
}
LCD12864_string(6,3,arr_totalCost);//总价格
//LCD12864_string(4,1,"10.9");//定位
// LCD12864_string(6,2,arr_dayPrice);//定位
//LCD12864_string(6,3,"550");//定位
}
//--------------------------------------------------Menu----------------------------------
//--------------------------------------------------数据转换------------------------------
void ChangeDayPrice()
{
uint tpDayPrice=dayPrice*10;
arr_dayPrice[0]=tpDayPrice/10+'0';
arr_dayPrice[1]='.';
arr_dayPrice[2]=tpDayPrice%10+'0';
arr_dayPrice[3]='\0';
}
void ChangeNightPrice()
{
uint tpNightPrice=nightPrice*10;
arr_nightPrice[0]=tpNightPrice/10+'0';
arr_nightPrice[1]='.';
arr_nightPrice[2]=tpNightPrice%10+'0';
arr_dayPrice[3]='\0';
}
void ChangeWheelPerimeter()
{
uint tpWheelPerimeter=wheelPerimeter;
arr_wheelPerimeter[0]=wheelPerimeter/100+'0';
arr_wheelPerimeter[1]=wheelPerimeter/10%10+'0';
arr_wheelPerimeter[2]=wheelPerimeter%10+'0';
arr_dayPrice[3]='\0';
}
/*void ChangeKCircle()
{
uint tpCircle=kCircle;
arr_kCircle[0]=tpCircle/100+'0';
arr_kCircle[1]=tpCircle/10%10+'0';
arr_kCircle[2]=tpCircle%10+'0';
arr_dayPrice[3]='\0';
} */
void ChangeDistance()
{
uint tpDistance=(unsigned int)(distance*10);
arr_distance[0]=tpDistance/100+'0';
arr_distance[1]=tpDistance/10%10+'0';
arr_distance[2]='.';
arr_distance[3]=tpDistance%10+'0';
arr_dayPrice[4]='\0';
}
void ChangeTotalCost()
{
uint tpTotalCost=totalCost;
arr_totalCost[0]=tpTotalCost/100+'0';
arr_totalCost[1]=tpTotalCost/10%10+'0';
arr_totalCost[2]=tpTotalCost%10+'0';
arr_dayPrice[3]='\0';
}
//---------------------------------------------------------------------------------------------
void Delay(void)
{
unsigned char i;
unsigned int j;
for(i=0;i<200;i++)
for(j=1000;j>0;j--);
}
void DelayM(unsigned int a)
{//延时函数 1MS/次
unsigned char i;
while( --a != 0)
{
for(i = 0; i < 125; i++); //一个 ; 表示空语句,CPU空转。
} //i 从0加到125，CPU大概就耗时1毫秒
}
void ShowSetPrice()
{
uchar tpKEY=0;
SetPriceMenu();
ChangeDayPrice();
ChangeNightPrice();
if(setPriceMod==0)
{
LCD12864_string(6,1,arr_dayPrice);
}
else if(setPriceMod==1)
{
LCD12864_string(6,1,arr_nightPrice);
}
while(1)
{
if(KEY_1==0)
{
DelayM(20);
tpKEY=1;
while(KEY_1==0);
DelayM(20);
if(tpKEY==1)
{
if(setPriceMod==0)
{
LCD12864_string(1,1,"1.晚上");
LCD12864_string(6,1,arr_nightPrice);
setPriceMod=1;
}
else if(setPriceMod==1)
{
LCD12864_string(1,1,"1.白天");
LCD12864_string(6,1,arr_dayPrice);
setPriceMod=0;
}
tpKEY=0;
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