小车壁障自动计数小车程序.doc

#include#define uchar unsigned char#define uint unsigned intuchar code table = LIU ZU QIANG;uchar code table0 = BI ZHANG: ;uchar code table1 = 0,1,2,3,4,5,6,7,8,9;sbit lcdrs = P20;sbit lcdrw = P21;sbit lcden = P22;sbit ENA = P10;sbit ENB = P11;sbit A1 = P12;sbit A2 = P13;sbit B1 = P14;sbit B2 = P15;sbit red1 = P30;sbit red2 = P31;uchar num = 0;uint temp = 0;/*延时函数*/void delay(uint z)uint x,y;for(x = z;x 0;x -)for(y = 110;y 0;y -);/*LCD1602写指令程序*/void write_com(uchar com)lcdrs = 0;lcdrw = 0;P0 = com;delay(10);lcden = 1;delay(10);lcden = 0;/*LCD1602写数据程序*/void write_data(uchar date)lcdrs = 1;lcdrw = 0;P0=date;delay(10);lcden = 1;delay(10);lcden = 0;/*初始化函数*/void init()ENA = 1;ENB = 1;A1 = 0;A2 = 0;B1 = 0;B2 = 0;lcden = 0;write_com(0x38); /设置16X2显示，5X7点阵，8位数据接口write_com(0x0c); /设置开显示，设置不显示光标，设置光标不闪烁write_com(0x06); /设置读一个字符后地址指针加一，且光标加一write_com(0x01);write_com(0x80+0x02); /设置开始读字符的地址for(num = 0;num 12;num +) write_data(tablenum);delay(10);write_com(0x80+0x41);/换行地址指针delay(5);for(num = 0;num 10;num +) write_data(table0num);delay(10);/*小车壁障计数函数*/void jishu()uchar qian,bai,shi,ge;write_com(0x80+0x4b); /设置每次计数地址指针delay(10);qian = temp/1000;write_data(table1qian);bai = temp%1000/100;write_data(table1bai);delay(10);shi = temp%100/10;write_data(table1shi);delay(10);ge = temp%10;write_data(table1ge);delay(10);if(temp = 9999)temp = 0;/*小车壁障函数*/void bizhang()A1 = 1;A2 = 0;B1 = 1;B2 = 0;if(!red1)A1 = 1;A2 = 0;B1 = 0;B2 = 1;delay(120);while(!red1);temp +;if(!red2)A1 = 0;A2 = 1;B1 = 1;B2 = 0;delay(12