51单片机温湿度时间显示闹钟设置仿真和代码 -

#include<reg52.h>
#include"ds1302.h"
#include"lcd.h"
#include "DHT111.h"
#define uint unsigned int
#define uchar unsigned char
sbit Key_1 = P3^3;
sbit Key_2 = P3^4;
sbit Key_3 = P3^5;
sbit Buzzer = P3^6;
uchar KeyValue = 0; //按键值
uchar Sec_temp;
uchar Clock_Hour=8,Clock_Min=59;
uchar Loc = 1;
uchar Clock_Flag;
void Key_Scan();
void Delay10ms(uchar delaytime);
void Main_DisPlay();
void Display();
void Time_Set();
void Cursor_Set();
void Set_Screen();
void Set_Clock();
void Clock_Check();
void main()
{
Delay10ms(100);
LcdInit();
Ds1302Init();
Ds1302ReadTime();
Main_DisPlay();
while(1)
{
Key_Scan();
Display(); //检查时间是否发生变化
Set_Screen();
Time_Set();
Clock_Check(); //闹钟检测
}
}
void Key_Scan()
{
KeyValue = 0;
if(Key_1 == 0) //增加按键按下
{
Delay10ms(1);
if(Key_1 == 0)
{
KeyValue = 1;
while(Key_1 == 0); //等待按键释放
}
}
if(Key_2 == 0) //减少按键按下
{
Delay10ms(1);
if(Key_2 == 0)
{
KeyValue = 2;
while(Key_2 == 0); //等待按键释放
}
}
if(Key_3 == 0) //设置按键按下
{
Delay10ms(1);
if(Key_3 == 0)
{
KeyValue = 3;
while(Key_3 == 0); //等待按键释放
}
}
}
void Display()
{
RH();
LcdWriteNum(2,6,U8T_data_H_temp);
LcdWriteNum(2,12,U8RH_data_H_temp);
Ds1302ReadTime();
if(Sec_temp != TIME[0])
{
Sec_temp = TIME[0];
LcdWriteNum(1,7,TIME[2]); //写入时
LcdWriteNum(1,10,TIME[1]); //写入分
LcdWriteNum(1,13,TIME[0]); //写入秒
LcdWriteNum(1,1,TIME[4]); //写入月
LcdWriteNum(1,4,TIME[3]); //写入日
}
}
void Main_DisPlay()
{
LcdClear();
LcdWriteStr(1,1,"00-00 00:00:00");
LcdWriteStr(2,1,"TEMP:00 RH:00");
LcdWriteNum(1,7,TIME[2]); //写入时
LcdWriteNum(1,10,TIME[1]); //写入分
LcdWriteNum(1,13,TIME[0]); //写入秒
LcdWriteNum(1,1,TIME[4]); //写入月
LcdWriteNum(1,4,TIME[3]); //写入日
Sec_temp = TIME[0]; //读取当前秒
}
void Time_Set()
{
if(KeyValue == 3)
{
LcdClear();
Ds1302ReadTime();
LcdWriteStr(1,1,"SET:00-00-00 ");
LcdWriteStr(2,1," 00:00:00");
LcdWriteNum(2,5,TIME[2]); //写入时
LcdWriteNum(2,8,TIME[1]); //写入分
LcdWriteNum(2,11,TIME[0]); //写入秒
LcdWriteNum(1,5,TIME[6]); //写入年
LcdWriteNum(1,8,TIME[4]); //写入月
LcdWriteNum(1,11,TIME[3]); //写入日
LcdWriteCom(0x0f); //开光标
LcdWriteCom(0x80+4);
while(1)
{
Key_Scan();
if(KeyValue == 1)
{
switch(Loc)
{
case 1: //设置年
TIME[6]++;
LcdWriteNum(1,5,TIME[6]); //写入年
break;
case 2: //设置月
if( TIME[4] <12)
TIME[4]++;
else
TIME[4] = 1;
LcdWriteNum(1,8,TIME[4]); //写入月
break;
case 3: //设置日
if(TIME[3] < 31)
TIME[3]++;
else
TIME[3] = 1;
LcdWriteNum(1,11,TIME[3]); //写入日
break;
case 4: //设置时
if(TIME[2] < 24)
TIME[2]++;
else
TIME[2] = 0;
LcdWriteNum(2,5,TIME[2]); //写入时
break;
case 5: //设置分
if(TIME[1] < 59)
TIME[1]++;
else
TIME[1] = 0;
LcdWriteNum(2,8,TIME[1]); //写入分
break;
case 6: //设置秒
if(TIME[0] < 59)
TIME[0]++;
else
TIME[0] = 0;
LcdWriteNum(2,11,TIME[0]); //写入秒
break;
}
Cursor_Set();
}
if(KeyValue == 2)
{
switch(Loc)
{
case 1: //设置年
TIME[6]--;
LcdWriteNum(1,5,TIME[6]); //写入年
break;
case 2: //设置月
if( TIME[4] > 1)
TIME[4]--;
else
TIME[4] = 12;
LcdWriteNum(1,8,TIME[4]); //写入月
break;
case 3: //设置日
if(TIME[3] > 1)
TIME[3]--;
else
TIME[3] = 31;
LcdWriteNum(1,11,TIME[3]); //写入日
break;
case 4: //设置时
if(TIME[2] > 0)
TIME[2]--;
else
TIME[2] = 24;
LcdWriteNum(2,5,TIME[2]); //写入时
break;
case 5: //设置分
if(TIME[1] > 0)
TIME[1]--;
else
TIME[1] = 59;
LcdWriteNum(2,8,TIME[1]); //写入分
break;
case 6: //设置秒
if(TIME[0] > 0)
TIME[0]--;
else
TIME[0] = 59;
LcdWriteNum(2,11,TIME[0]); //写入秒
break;
}
Cursor_Set();
}
if(KeyValue == 3)
{
if(Loc < 6)
Loc++;
else
{
Ds1302WriteTime(); //写入时间
LcdWriteCom(0x0c); //开显示不显示光标
return;
}
Cursor_Set();
}
}
}
}
void Clock_Check()
{
static uchar i;
if(KeyValue == 1 || KeyValue == 2)
{
Buzzer = 1;
Clock_Flag = 2;
}
if(TIME[1] == Clock_Min) //分相等
{
if(Clock_Flag == 0)
{
if(TIME[2] == Clock_Hour) //时相等
{
i++;
if(i > 5)
{
i = 0;
Buzzer = ~Buzzer;
}
}
}
}
else
{
i = 0;
Clock_Flag = 0;
Buzzer = 1;
}
}
void Cursor_Set()
{
if(Loc <= 3)
{
LcdWriteCom(0x80+4+(Loc-1)*3);
}
else
{
LcdWriteCom(0xc0+4+(Loc-4)*3);
}
}
void Set_Screen()
{
uchar Cursor;
if(KeyValue == 3)
{
Cursor = 1; //设置光标
LcdClear();
LcdWriteStr(1,1,">");
LcdWriteStr(1,3,"Set Time");
LcdWriteStr(2,3,"Set Clock");
while(1)
{
Key_Scan();
if(KeyValue == 1 || KeyValue == 2)
{
if(KeyValue == 1)
Cursor++;
if(KeyValue == 2)
Cursor--;
if(Cursor == 0)
Cursor=2;
if(Cursor == 3)
Cursor=1;
if(Cursor == 1)
{
LcdWriteStr(1,1,">");
LcdWriteStr(2,1," ");
}
if(Cursor == 2)
{
LcdWriteStr(1,1," ");
LcdWriteStr(2,1,">");
}
}
if(KeyValue == 3)
{
switch(Cursor)
{
case 1:
Time_Set();
break;
case 2:
Set_Clock();
break;
}
Main_DisPlay();
KeyValue = 0;
return;
}
}
}
}
void Set_Clock()
{
uchar Cursor=0;
LcdClear();
LcdWriteStr(1,3," Set Clock ");
LcdWriteStr(2,5," : ");
LcdWriteNum(2,5,Clock_Hour);
LcdWriteNum(2,8,Clock_Min);
LcdWriteCom(0xc0+5);
LcdWriteCom(0x0f); //光标闪烁
while(1)
{
Key_Scan();
if(KeyValue == 1)
{
if(Cursor == 0)
{
if(Clock_Hour < 59)
Clock_Hour++;
LcdWriteNum(2,5,Clock_Hour);
LcdWriteCom(0xc0+5);
}
if(Cursor == 1)
{
Clock_Min++;
if(Clock_Hour < 59)
Clock_Min++;
LcdWriteNum(2,8,Clock_Min);
LcdWriteCom(0xc0+8);
}
}
if(KeyValue == 2)
{
if(Cursor == 0)
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