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#include <reg51.h>
#define uint unsigned int
#define uchar unsigned char
#include "value.h"
#include <UART.h>
sbit x_key=P1^3;
sbit s_key=P1^4;
sbit bz_key=P1^5;
sbit gb_key=P1^6;
sbit x_LED=P2^6;
sbit s_LED=P2^7;
sbit key_zhantai=P3^7;
sbit key_gongjiao=P1^7;
uchar x_mode,s_mode;
uchar x_num,s_num;
bit flag_200ms = 1;
uchar flag_c_en;
bit flag_100ms;
sbit dq=P3^2; //18b20 IO口的定義
uint temperature ; //溫度變量
uint flag_zhantai ; //站臺顯示標志位
uint flag_gongjiao ; //公交顯示標志位
/************ 延時函數 *****************/
void delay_uint(uint z)
{
while(z--);
}
/********************************************************************
* 名稱 : delay_1ms()
* 功能 : 延時1ms函數
* 輸入 : q
* 輸出 : 無
***********************************************************************/
void delay_1ms(uint q)
{
uint i,j;
for(i=0;i<q;i++)
for(j=0;j<115;j++);
}
uchar dis_lcd[10];
#include "lcd12864bu.h"
/******************顯示時間函數***************************/
void dis_shijian() //顯示時間
{
write_shu16(0,0*8,shi,0);
write_shuzi(1,0*2,2*8,fuhao[1],0);
write_shu16(0,3*8,fen,0);
write_shuzi(1,0*2,5*8,fuhao[1],0);
write_shu16(0,6*8,miao,0);
write_yhanzi(2,0,5*16,qita[6]); //星期
//write_shu16(0,14*8,week,0);
if(week==0)
{
write_yhanzi(1,0,7*16,xingqi[0]);
}
if(week==1)
{
write_yhanzi(1,0,7*16,xingqi[1]);
}
if(week==2)
{
write_yhanzi(1,0,7*16,xingqi[2]);
}
if(week==3)
{
write_yhanzi(1,0,7*16,xingqi[3]);
}
if(week==4)
{
write_yhanzi(1,0,7*16,xingqi[4]);
}
if(week==5)
{
write_yhanzi(1,0,7*16,xingqi[5]);
}
if(week==6)
{
write_yhanzi(1,0,7*16,xingqi[6]);
}
write_shu16(1*2,0*8,0x20,0);
write_shu16(1*2,2*8,nian,0);
write_shuzi(1,1*2,4*8,fuhao[0],0);
write_shu16(1*2,5*8,yue,0);
write_shuzi(1,1*2,7*8,fuhao[0],0);
write_shu16(1*2,8*8,ri,0);
write_shu18b20(1*2,12*8,temperature,0);
write_shuzi(1,1*2,14*8,dian,0);
}
/************初始化顯示*****************/
void init_12864_dis() //初始化顯示
{
cs1=1; //左屏開顯示
cs2=0;
dis_shijian(); //顯示時間
}
/***********************18b20初始化函數*****************************/
void init_18b20()
{
bit q;
dq=1; //把總線拿高
delay_uint(1); //15us
dq=0; //給復位脈沖
delay_uint(80); //750us
dq=1; //把總線拿高等待
delay_uint(10); //110us
q=dq; //讀取18b20初始化信號
delay_uint(20); //200us
dq=1; //把總線拿高釋放總線
}
/*************寫18b20內的數據***************/
void write_18b20(uchar dat)
{
uchar i;
for(i=0;i<8;i++)
{ //寫數據是低位開始
dq=0; //把總線拿低寫時間隙開始
dq=dat&0x01; //向18b20總線寫數據了
delay_uint(5); // 60us
dq=1; //釋放總線
dat>>=1;
}
}
/*************讀取18b20內的數據***************/
uchar read_18b20()
{
uchar i,value;
for(i=0;i<8;i++)
{
dq=0; //把總線拿低讀時間隙開始
value>>= 1; //讀數據是低位開始
dq=1; //釋放總線
if(dq==1) //開始讀寫數據
value|=0x80;
delay_uint(5); //60us 讀一個時間隙最少要保持60us的時間
}
return value; //返回數據
}
/*************讀取溫度的值讀出來的是小數***************/
uint read_temp()
{
uint value;
uchar low; //在讀取溫度的時候如果中斷的太頻繁了，就應該把中斷給關了，否則會影響到18b20的時序
init_18b20(); //初始化18b20
write_18b20(0xcc); //跳過64位ROM
write_18b20(0x44); //啟動一次溫度轉換命令
delay_uint(50); //500us
init_18b20(); //初始化18b20
write_18b20(0xcc); //跳過64位ROM
write_18b20(0xbe); //發出讀取暫存器命令
EA=0;
low=read_18b20(); //讀溫度低字節
value=read_18b20(); //讀溫度高字節
EA =1;
value<<=8; //把溫度的高位左移8位
value|=low; //把讀出的溫度低位放到value的低八位中
value*=0.625; //轉換到溫度值小數
return value; //返回讀出的溫度帶小數
}
/******************顯示時間函數***************************/
void dis_shijian_set() //顯示時間
{
write_shu16(0*2,0*8,0x20,0);
write_shu16(1*2,2*8,shi,0);
write_shu16(1*2,6*8,fen,0);
write_shu16(1*2,10*8,miao,0);
write_shu16(0*2,2*8,nian,0);
write_shu16(0*2,6*8,yue,0);
write_shu16(0*2,10*8,ri,0);
write_yhanzi(1,4,5*16,xingqi[week]);
}
/************初始化設置顯示*****************/
void init_12864_set1()
{
write_yhanzi(1,0,2*16,qita[0]); //年
write_yhanzi(1,0,4*16,qita[1]); //月
write_yhanzi(1,0,6*16,qita[2]); //日
write_yhanzi(1,2,2*16,qita[3]); //時
write_yhanzi(1,2,4*16,qita[4]); //分
write_yhanzi(1,2,6*16,qita[5]); //秒
write_yhanzi(2,4,3*16,qita[6]); //星期
dis_shijian_set(); //顯示時間
}
/******************時間芯片顯示函數**********************/
void ds1302_dis()
{
uchar miao_1;
if(menu_1 == 0)
{
read_time();
if(miao_1 != miao)
{
miao_1 = miao;
dis_shijian(); //顯示時間
}
}
}
/********************獨立按鍵程序*****************/
uchar key_can; //按鍵值
void key() //獨立按鍵程序
{
static uchar key_new;
key_can=20; //按鍵值還原
P3|=0x78; //對應的按鍵IO口輸出為1
if((P3&0x78)!=0x78) //按鍵按下
{
delay_1ms(1); //按鍵消抖動
if(((P3&0x78)!=0x78)&&(key_new==1))
{ //確認是按鍵按下
key_new=0;
switch(P3&0x78)
{
case 0x70:key_can=1;break; //得到按鍵值
case 0x68:key_can=2;break; //得到按鍵值
case 0x58:key_can=3;break; //得到按鍵值
case 0x38:key_can=4;break; //得到按鍵值
}
}
}
else
key_new=1;
}
/**********************設置函數************************/
void key_with()
{
if(key_can==4) //退出鍵
{
qingling();
init_12864_dis(); //初始化顯示
flag_200ms=1;
menu_1=0;
}
if(key_can==1) //設置鍵
{
menu_1 ++;
flag_200ms=1;
if(menu_1==1)
{
x_num=0;
s_num=0;
x_mode=0;
s_mode=0;
qingling();
init_12864_set1();
}
if(menu_1>7)
menu_1 = 1;
}
if(menu_1!=0)
{
if(menu_1==1) //設置年
{
if(key_can==2) //加
set_ds1302time(1,&nian,0x99);
if(key_can==3) //減
set_ds1302time(0,&nian,0x99);
}
if(menu_1==2) //設置月
{
if(key_can==2) //加
set_ds1302time(1,&yue,0x13);
if(key_can==3) //減
set_ds1302time(0,&yue,0x13);
}
if(menu_1==3) //設置日
{
if(key_can==2) //加
set_ds1302time(1,&ri,0x32);
if(key_can==3) //減
set_ds1302time(0,&ri,0x32);
}
if(menu_1==4) //設置時
{
if(key_can==4) //加
set_ds1302time(1,&shi,0x24);
if(key_can==3) //減
set_ds1302time(0,&shi,0x24);
}
if(menu_1==5) //設置分
{
if(key_can==2) //加
set_ds1302time(1,&fen,0x60);
if(key_can==3) //減
set_ds1302time(0,&fen,0x60);
}
if(menu_1==6) //設置秒
{
if(key_can==2) //加
set_ds1302time(1,&miao,0x60);
if(key_can==3) //減
set_ds1302time(0,&miao,0x60);
}
if(menu_1==7) //設置星期
{
if(key_can==2) //加
set_ds1302time(1,&week,0x8);
if(key_can==3) //減
set_ds1302time(0,&week,0x8);
}
dis_shijian_set(); //顯示時間
switch(menu_1) // 光標顯示
{
case 1:write_shu16(0*2,2*8,nian,1);break;
case 2:write_shu16(0*2,6*8,yue,1);break;
case 3:write_shu16(0*2,10*8,ri,1);break;
case 4:write_shu16(1*2,2*8,shi,1);break;
case 5:write_shu16(1*2,6*8,fen,1);break;
case 6:write_shu16(1*2,10*8,miao,1);break;
case 7:write_yhanzi(1,4,5*16,xingqi[week]);break;
}
write_time(); //把時間寫進去
}
}
/*********************定時器0、定時器1初始化******************/
void time0_init()
{
EA=1; //開總中斷
TMOD=0X11; //定時器0、定時器1工作方式1
ET0=1; //開定時器0中斷
TR0=1; //允許定時器0定時
}
void baozhan()
{
if(key_zhantai==0)
{
delay_1ms(20);
if(key_zhantai==0)
{
qingling();
x_mode=1;
s_mode=0;
x_num=0;
s_num=0;
x_LED=0;
s_LED=0;
write_yhanzi(1,4,0*16,yihaozhan[0]); //一
write_yhanzi(1,4,1*16,yihaozhan[1]); //號
write_yhanzi(1,4,2*16,yihaozhan[2]); //站
write_yhanzi(1,4,4*16,erhaozhan[0]); //二
write_yhanzi(1,4,5*16,erhaozhan[1]); //號
write_yhanzi(1,4,6*16,erhaozhan[2]); //站
write_yhanzi(1,6,0*16,sanhaozhan[0]); //三
write_yhanzi(1,6,1*16,sanhaozhan[1]); //號
write_yhanzi(1,6,2*16,sanhaozhan[2]); //站
write_yhanzi(1,6,4*16,sinhaozhan[0]); //四
write_yhanzi(1,6,5*16,sinhaozhan[1]); //號
write_yhanzi(1,6,6*16,sinhaozhan[2]); //站
}
while(!key_zhantai);
}
if(x_key==0 || key_gongjiao==0)
{
delay_1ms(20);
if(x_key==0 || key_gongjiao==0)
{
qingling();
x_mode=1;
s_mode=0;
x_num=0;
s_num=0;
x_LED=0;
s_LED=1;
write_yhanzi(1,4,0*16,daoda[0]); //到
write_yhanzi(1,4,1*16,daoda[1]); //達
write_shuzi(1,2*2,4*8,fuhao[1],0);//：
write_yhanzi(1,6,0*16,xiayizhan[0]); //下
write_yhanzi(1,6,1*16,xiayizhan[1]); //站
write_shuzi(1,3*2,4*8,fuhao[1],0); //：
}
while((!x_key) || (!key_gongjiao));
}
if(s_key==0 || key_gongjiao==0)
{
delay_1ms(20);
if(s_key==0 || key_gongjiao==0)
{
qingling();
x_mode=0;
s_mode=1;
x_num=0;
s_num=0;
x_LED=1;
s_LED=0;
write_yhanzi(1,4,0*16,daoda[0]); //到
write_yhanzi(1,4,1*16,daoda[1]); //達
write_shuzi(1,2*2,4*8,fuhao[1],0);//：
write_yhanzi(1,6,0*16,xiayizhan[0]); //下
write_yhanzi(1,6,1*16,xiayizhan[1]); //站
write_shuzi(1,3*2,4*8,fuhao[1],0); //：
}
while((!s_key) || (!key_gongjiao));
}
if((bz_key==0)&&(x_mode==1))
{
delay(20);
if((bz_key==0)&&(x_mode==1))
{
x_num++;
x_num%=6;
}
while(!bz_key);
}
if((bz_key==0)&&(s_mode==1))
{
delay(20);
if((bz_key==0)&&(s_mode==1))
{
s_num++;
s_num%=6;
}
while(!bz_key);
}
if(gb_key==0)
{
delay_1ms(20);
if(gb_key==0)
{
x_mode=0;
s_mode=0;
x_num=0;
s_num=0;
x_LED=1;
s_LED=1;
qingling();
}
}
}
void yuyin()
{
/******************************下行報站顯示***********/
if(x_num==1)
{
write_yhanzi(1,4,3*16,yihaozhan[0]); //一
write_yhanzi(1,4,4*16,yihaozhan[1]); //號
write_yhanzi(1,4,5*16,yihaozhan[2]); //站
write_yhanzi(1,6,3*16,erhaozhan[0]); //二
write_yhanzi(1,6,4*16,erhaozhan[1]); //號
write_yhanzi(1,6,5*16,erhaozhan[2]); //站
putstring("列車即將出發，從成都東開往西安北\r\n"); //發送字符串，結尾回車換行
delay(500);
}
if(x_num==2)
{
write_yhanzi(1,4,3*16,erhaozhan[0]); //二
write_yhanzi(1,4,4*16,erhaozhan[1]); //號
write_yhanzi(1,4,5*16,erhaozhan[2]); //站
write_yhanzi(1,6,3*16,sanhaozhan[0]); //三
write_yhanzi(1,6,4*16,sanhaozhan[1]); //號
write_yhanzi(1,6,5*16,sanhaozhan[2]); //站
putstring("列車即將到達漢中站\r\n"); //發送字符串，結尾回車換行
delay(500);
putstring("漢中站到了\r\n");
}
if(x_num==3)
{
write_yhanzi(1,4,3*16,sanhaozhan[0]); //三
write_yhanzi(1,4,4*16,sanhaozhan[1]); //號
write_yhanzi(1,4,5*16,sanhaozhan[2]); //站
write_yhanzi(1,6,3*16,sinhaozhan[0]); //四
write_yhanzi(1,6,4*16,sinhaozhan[1]); //號
write_yhanzi(1,6,5*16,sinhaozhan[2]); //站
}
if(x_num==4)
{
write_yhanzi(1,4,3*16,sinhaozhan[0]); //四
write_yhanzi(1,4,4*16,sinhaozhan[1]); //號
write_yhanzi(1,4,5*16,sinhaozhan[2]); //站
write_yhanzi(1,6,3*16,zhongdianzhan[0]); //終
write_yhanzi(1,6,4*16,zhongdianzhan[1]); //點
write_yhanzi(1,6,5*16,zhongdianzhan[2]); //站
}
if(x_num==5)
{
write_yhanzi(1,4,3*16,zhongdianzhan[0]); //終
write_yhanzi(1,4,4*16,zhongdianzhan[1]); //點
write_yhanzi(1,4,5*16,zhongdianzhan[2]); //站
write_yhanzi(1,6,0*16,ganxiechengzuo[0]); //感
write_yhanzi(1,6,1*16,ganxiechengzuo[1]); //謝
write_yhanzi(1,6,2*16,ganxiechengzuo[2]); //乘
write_yhanzi(1,6,3*16,ganxiechengzuo[3]); //坐
write_yhanzi(1,6,4*16,ganxiechengzuo[4]); //本
write_yhanzi(1,6,5*16,ganxiechengzuo[5]); //公
write_yhanzi(1,6,6*16,ganxiechengzuo[6]); //車
}
/******************************上行報站顯示***********/
if(s_num==1)
{
write_yhanzi(1,4,3*16,sinhaozhan[0]); //四
write_yhanzi(1,4,4*16,sinhaozhan[1]); //號
write_yhanzi(1,4,5*16,sinhaozhan[2]); //站
write_yhanzi(1,6,3*16,sanhaozhan[0]); //三
write_yhanzi(1,6,4*16,sanhaozhan[1]); //號
write_yhanzi(1,6,5*16,sanhaozhan[2]); //站
}
if(s_num==2)
{
write_yhanzi(1,4,3*16,sanhaozhan[0]); //三
write_yhanzi(1,4,4*16,sanhaozhan[1]); //號
write_yhanzi(1,4,5*16,sanhaozhan[2]); //站
write_yhanzi(1,6,3*16,erhaozhan[0]); //二
write_yhanzi(1,6,4*16,erhaozhan[1]); //號
write_yhanzi(1,6,5*16,erhaozhan[2]); //站
}
if(s_num==3)
{
write_yhanzi(1,4,3*16,erhaozhan[0]); //二
write_yhanzi(1,4,4*16,erhaozhan[1]); //號
write_yhanzi(1,4,5*16,erhaozhan[2]); //站
write_yhanzi(1,6,3*16,yihaozhan[0]); //一
write_yhanzi(1,6,4*16,yihaozhan[1]); //號
write_yhanzi(1,6,5*16,yihaozhan[2]); //站
}
if(s_num==4)
{
write_yhanzi(1,4,3*16,yihaozhan[0]); //一
write_yhanzi(1,4,4*16,yihaozhan[1]); //號
write_yhanzi(1,4,5*16,yihaozhan[2]); //站
write_yhanzi(1,6,3*16,zhongdianzhan[0]); //終
write_yhanzi(1,6,4*16,zhongdianzhan[1]); //點
write_yhanzi(1,6,5*16,zhongdianzhan[2]); //站
}
if(s_num==5)
{
write_yhanzi(1,4,3*16,zhongdianzhan[0]); //終
write_yhanzi(1,4,4*16,zhongdianzhan[1]); //點
write_yhanzi(1,4,5*16,zhongdianzhan[2]); //站
write_yhanzi(1,6,0*16,ganxiechengzuo[0]); //感
write_yhanzi(1,6,1*16,ganxiechengzuo[1]); //謝
write_yhanzi(1,6,2*16,ganxiechengzuo[2]); //乘
write_yhanzi(1,6,3*16,ganxiechengzuo[3]); //坐
write_yhanzi(1,6,4*16,ganxiechengzuo[4]); //本
write_yhanzi(1,6,5*16,ganxiechengzuo[5]); //公
write_yhanzi(1,6,6*16,ganxiechengzuo[6]); //車
}
}
void main()
{
x_key=1;
s_key=1;
bz_key=1;
gb_key=1;
x_LED=1;
s_LED=1;
P0=P1=P2=P3=0xff; //單片機IO口初始化為1
init_ds1302();
delay_1ms(5);
init_lcd();
delay_1ms(5);
Clr_Scr();
time0_init();
delay_1ms(5);
init_12864_dis(); //初始化顯示
delay_1ms(5);
uart_cfg();
while(1)
{
baozhan(); //顯示上站和下站字頭
yuyin(); //顯示上站和下站是哪一站
key(); //改變key_san的值，判斷K1-K4哪個鍵按下即設置時間的4個鍵哪個被按下
if(key_can<10)
{
key_with(); //根據key_san的值執行相應程序
}
if(flag_100ms==1)
{
flag_100ms=0;
}
if(flag_200ms==1) //200ms
{
flag_200ms=0;
temperature=read_temp(); //先讀出溫度的值
ds1302_dis(); //時鐘顯示函數，同時顯示溫度函數也在里面
}
}
}
/*********************定時器0中斷服務程序************************/
void time0_int() interrupt 1
{
static uchar value; //定時10ms中斷一次
TH0=0x3c;
TL0=0xb0; //50ms
value++;
if(value%2==0)
{
flag_100ms=1; //每20ms置flag_100ms位1一次
}
if(value%20==0) //每200ms置flag_200ms為1一次
{
flag_200ms = 1;
}
}

復制代碼

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