单片机程序检测没问题，发送有回应，但无法控制单片机，求大佬看看，蓝牙在最后 -

#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
uchar time_data[7];
uchar code write_add[7]={0x8c,0x8a,0x88,0x86,0x84,0x82,0x80}; //数据的地址
uchar code read_add[7]={0x8d,0x8b,0x89,0x87,0x85,0x83,0x81};
uchar code table1[]="S:000 2000/00/00";
uchar code table2[]="N:000 00:00:00 0";
uchar code table3[]=" "; //清屏内容
uchar code table4[]=" Set Real Time ";
uchar code table5[]=" Set Heat Time ";
uchar code table6[]=" Start Time: ";
uchar code table7[]=" 00:00:00 ";
uchar code table8[]=" End Time: ";
uchar code table9[]=" Set Water Temp";
uchar code table10[]="Temperature: ";
uchar code table11[]=" 000C";
bit Adjust; //调节标志位，=1表示进入调节模式，=0是正常模式
bit Timer; //定时模式标志位，=1表示进入定时开启模式，=0是光线开启模式
sbit rs=P1^0; //LCD1602
sbit rw=P1^1; //LCD1602
sbit e=P1^2; //LCD1602
sbit sck=P3^2; //时钟端口
sbit io=P3^3; //时钟端口
sbit rst=P3^4; //时钟端口
sbit SELT =P1^3; //选择键
sbit ENTER=P1^4; //确认键
sbit UP =P1^5; //加键
sbit DOWN =P1^6; //减键
sbit CLEAN_LED=P3^7; //清洗灯接口
sbit CHECK=P3^6; //水位检测灯接口
sbit HEAT =P3^5; //加热灯端口
sbit JDQ =P2^7; //继电器接口
sbit BEEP =P2^6; //蜂鸣器接口
sbit DQ =P2^0; //温度检测端口
sbit WATER=P2^1; //水位传感器接口
sbit CLOSED=P2^2; //红外检测接口
sbit PUMP=P2^3; //水泵接口
sbit ADD =P2^5; //加水接口
sbit CLEAN=P2^4; //清洗接口
int temperature; //全局变量温度
int temp_set=100; //设定温度默认100
uchar Select_num; //选择按键按下次数
uchar Enter_num; //确认按键按下次数
float Year,Month,Day,Hour,Minute,Second,Week; //时间设置值
float Hour_H,Minute_H,Second_H; //设置开始时间
float Hour_L,Minute_L,Second_L; //设置结束时间
int Count; //T0中断次数
uchar Miao; //延时时间10s
void read_rtc();
uchar receive;
/*********************************************************************************************************************/
void delay1(uint z) //延时函数
{
uint x,y;
for(x=z;x>0;x--)
for(y=10;y>0;y--);
}
void write_com(uchar com) //写指令函数
{
rw=0;
delay1(5);
rs=0;
delay1(5);
e=1;
delay1(5);
P0=com;
delay1(5);
e=0;
delay1(5);
}
void write_date(uchar date) //写数据函数
{
rw=0;
delay1(5);
rs=1;
delay1(5);
e=1;
delay1(5);
P0=date;
delay1(5);
e=0;
delay1(5);
}
void init() //初始化函数
{
uchar num;
Hour_H=23;
Minute_H=59;
Second_H=59;
e=0; // 时序表e初始为0
write_com(0x38); //设置16*2显示，5*7点阵，8位数据接口
write_com(0x0c); //设置光标
write_com(0x06); //光标自动加1,光标输入方式
write_com(0x01); //清屏
write_com(0x80); //设置初始显示位置
for(num=0;num<16;num++)
{
write_date(table1[num]);
delay1(5);
}
write_com(0x80+0x40);
for(num=0;num<16;num++)
{
write_date(table2[num]);
delay1(5);
}
}
void SetTime_dispaly(uchar add,uchar dat) //第一个：参数的地址，第二个：参数的内容
{
uchar shi,ge;
shi=dat/10; //十位提取出来
ge=dat%10; //个位提取出来
write_com(add); //要写的地址
write_date(0x30+shi); //十位的内容 1602字符库
write_date(0x30+ge); //个位的内容 1602字符库
}
void Temperature_dispaly(uchar add,uchar dat) //第一个：参数的地址，第二个：参数的内容
{
uchar bai,shi,ge;
bai=dat/100;
shi=dat%100/10; //把温度的十位提取出来
ge=dat%10; //把温度的个位提取出来
write_com(add); //要写的地址
write_date(0x30+bai);
write_date(0x30+shi); //十位的内容 1602字符库
write_date(0x30+ge); //个位的内容 1602字符库
}
void Date_dispaly(uchar add,uchar dat) //第一个：参数的地址，第二个：参数的内容
{
uchar shi,ge;
shi=dat/16; //把温度的十位提取出来
ge=dat%16; //把温度的个位提取出来
write_com(add); //要写的地址
write_date(0x30+shi); //十位的内容 1602字符库
write_date(0x30+ge); //个位的内容 1602字符库
}
void Week_dispaly(uchar add,uchar dat) //第一个：参数的地址，第二个：参数的内容
{
write_com(add); //要写的地址
write_date(0x30+dat); //十位的内容 1602字符库
}
void LCD_Clean(uchar i) //液晶屏清除显示
{
uchar num;
if(i==1)
{
write_com(0x80); //设置初始显示位置
for(num=0;num<16;num++) //显示第一行内容
{
write_date(table3[num]);
delay1(1);
}
}
if(i==2)
{
write_com(0x80+0x40);
for(num=0;num<16;num++) //显示第二行内容
{
write_date(table3[num]);
delay1(1);
}
}
}
void LCD_Display_String(unsigned char line,unsigned char *string)
{ //液晶屏显示内容，把要显示的内容写到对应的位置
unsigned char i;
unsigned char address=0;
if(line==1)
{
address=0x80; //0X80是第1行的第1个位置 ,0x81第2位
}
else if(line==2)
{
address=0x80+0x40; //0X80+0x40是第2行的第1个位置 ,0X80+0x40+1是第2行第2位
}
for(i=0;i<16;i++)
{
write_com(address);
write_date(string[i]);
address++;
}
}
void Time_Display(void)
{
read_rtc();
Date_dispaly(0x80+0x40+12,time_data[6]); //显示秒
Date_dispaly(0x80+0x40+9,time_data[5]); //显示分
Date_dispaly(0x80+0x40+6,time_data[4]); //显示时
Date_dispaly(0x80+14,time_data[3]); //显示日
Date_dispaly(0x80+11,time_data[2]); //显示月
Week_dispaly(0x80+0x40+15,time_data[1]); //显示周
Date_dispaly(0x80+8,time_data[0]); //显示年
// Year/10*16+Year%10
Year=time_data[0]/16*10+time_data[0]%16;
Week=time_data[1]/16*10+time_data[1]%16;
Month=time_data[2]/16*10+time_data[2]%16;
Day=time_data[3]/16*10+time_data[3]%16;
Hour=time_data[4]/16*10+time_data[4]%16;
Minute=time_data[5]/16*10+time_data[5]%16;
Second=time_data[6]/16*10+time_data[6]%16;
}
void write_ds1302_byte(uchar dat)
{
uchar i;
for(i=0;i<8;i++)
{
sck=0;
io=dat&0x01; //准备数据,从最低位开始
dat=dat>>1;
sck=1;
}
}
void write_ds1302(uchar add,uchar dat)
{
rst=0;
_nop_(); //CPU原地踏步
sck=0;
_nop_();
rst=1;
_nop_();
write_ds1302_byte(add); //传地址
write_ds1302_byte(dat); //传数据
rst=0; //不受其他影响
_nop_();
io=1; //释放
sck=1;
}
uchar read_ds1302(uchar add)
{
uchar i,value;
rst=0;
_nop_(); //CPU原地踏步
sck=0;
_nop_();
rst=1;
_nop_();
write_ds1302_byte(add);
for(i=0;i<8;i++)
{
value=value>>1;
sck=0;
if(io)
value=value|0x80;
sck=1;
}
rst=0;
_nop_();
sck=0;
_nop_();
sck=1;
io=1;
return value;
}
void set_rtc() //设置时间
{
uchar i,j;
for(i=0;i<7;i++) //转换BCD码
{
j=time_data[i]/10;
time_data[i]=time_data[i]%10;
time_data[i]=time_data[i]+j*16;
}
write_ds1302(0x8e,0x00); //去除写保护
for(i=0;i<7;i++)
{
write_ds1302(write_add[i],time_data[i]);
}
write_ds1302(0x8e,0x80); //加写保护
}
void read_rtc()
{
uchar i;
for(i=0;i<7;i++)
{
time_data[i]=read_ds1302(read_add[i]); //最终读出来的数 16进制
}
}
/*************************************************按键****************************************************************/
void Keyscan(void)
{
if(SELT==0)
{
delay1(2);
if(SELT==0)
{
while(!SELT);
Select_num++; //选择键按下一次
Adjust=1; //进入调节模式
}
if(Select_num==1)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table4);
LCD_Display_String(2,table5);
write_com(0x80+0); //写 >>
write_date(0x3e);
write_com(0x80+1); //写 >>
write_date(0x3e);
Enter_num=0;
}
if(Select_num==2)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table4);
LCD_Display_String(2,table5);
write_com(0x80+0x40+0); //写 >>
write_date(0x3e);
write_com(0x80+0x40+1); //写 >>
write_date(0x3e);
Enter_num=0;
}
if(Select_num==3)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table9);
LCD_Display_String(2,table3);
write_com(0x80+0); //写 >>
write_date(0x3e);
write_com(0x80+1); //写 >>
write_date(0x3e);
Enter_num=0;
}
if(Select_num==4)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table1);
LCD_Display_String(2,table2);
Select_num=0;
Enter_num=0;
Adjust=0;
}
write_com(0x0c); //光标不再闪烁
Enter_num=0;
}
if(ENTER==0)
{
delay1(2);
if(ENTER==0)
{
while(!ENTER);
Enter_num++;
}
if(Select_num==1) //设置实时时间
{
if(Enter_num==1)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table1);
LCD_Display_String(2,table2);
SetTime_dispaly(0x80+8,Year);
SetTime_dispaly(0x80+11,Month);
SetTime_dispaly(0x80+14,Day);
SetTime_dispaly(0x80+0x40+6,Hour);
SetTime_dispaly(0x80+0x40+9,Minute);
SetTime_dispaly(0x80+0x40+12,Second);
Week_dispaly(0x80+0x40+15,Week);
write_com(0x80+8); //光标闪烁地址，停留在年的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==2)
{
write_com(0x80+11); //光标闪烁地址，停留在月的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==3)
{
write_com(0x80+14); //光标闪烁地址，停留在日的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==4)
{
write_com(0x80+0x40+6); //光标闪烁地址，停留在时的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==5)
{
write_com(0x80+0x40+9); //光标闪烁地址，停留在分的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==6)
{
write_com(0x80+0x40+12); //光标闪烁地址，停留在秒的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==7)
{
write_com(0x80+0x40+15); //光标闪烁地址，停留在星期的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==8)
{
Enter_num=0;
write_com(0x0c); //光标不再闪烁
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table1);
LCD_Display_String(2,table2);
time_data[0]=Year;///10*16+Year%10;
time_data[1]=Week;///10*16+Week%10;
time_data[2]=Month;///10*16+Month%10;
time_data[3]=Day;///10*16+Day%10;
time_data[4]=Hour;///10*16+Hour%10;
time_data[5]=Minute;///10*16+Minute%10;
time_data[6]=Second;///10*16+Second%10;
set_rtc(); //设置时间
Select_num=0;
Adjust=0;
}
}
if(Select_num==2) //设置时间段
{
if(Enter_num==1)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table6);
LCD_Display_String(2,table7);
SetTime_dispaly(0x80+0x40+4,Hour_L);
SetTime_dispaly(0x80+0x40+7,Minute_L);
SetTime_dispaly(0x80+0x40+10,Second_L);
write_com(0x80+0x40+4); //光标闪烁地址，停留在时的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==2)
{
write_com(0x80+0x40+7); //光标闪烁地址，停留在分的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==3)
{
write_com(0x80+0x40+10); //光标闪烁地址，停留在秒的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==4)
{
write_com(0x0c); //光标不再闪烁
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table8);
LCD_Display_String(2,table7);
SetTime_dispaly(0x80+0x40+4,Hour_H);
SetTime_dispaly(0x80+0x40+7,Minute_H);
SetTime_dispaly(0x80+0x40+10,Second_H);
write_com(0x80+0x40+4); //光标闪烁地址，停留在时的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==5)
{
write_com(0x80+0x40+7); //光标闪烁地址，停留在分的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==6)
{
write_com(0x80+0x40+10); //光标闪烁地址，停留在秒的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==7)
{
Enter_num=0;
write_com(0x0c); //光标不再闪烁
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table1);
LCD_Display_String(2,table2);
Select_num=0;
Adjust=0;
}
}
if(Select_num==3) //设置水温
{
if(Enter_num==1)
{
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table10);
LCD_Display_String(2,table11);
Temperature_dispaly(0x80+0x40+12,temp_set);
write_com(0x80+0x40+12); //光标闪烁地址，停留在水温的位置上
write_com(0x0f); //光标闪烁
}
if(Enter_num==2)
{
Enter_num=0;
write_com(0x0c); //光标不再闪烁
LCD_Clean(1);
LCD_Clean(2);
LCD_Display_String(1,table1);
LCD_Display_String(2,table2);
Select_num=0;
Adjust=0;
}
}
}
if(UP==0)
{
delay1(2);
if(UP==0)
{
while(!UP);
if(Select_num==1)
{
if(Enter_num==1)
{
Year++;
if(Year>99)
Year=0;
SetTime_dispaly(0x80+8,Year);
write_com(0x80+8);
write_com(0x0f);
}
if(Enter_num==2)
{
Month++;
if(Month>12)
Month=1;
SetTime_dispaly(0x80+11,Month);
write_com(0x80+11);
write_com(0x0f);
}
if(Enter_num==3)
{
Day++;
if(Day>31)
Day=1;
SetTime_dispaly(0x80+14,Day);
write_com(0x80+14);
write_com(0x0f);
}
if(Enter_num==4)
{
Hour++;
if(Hour>23)
Hour=0;
SetTime_dispaly(0x80+0x40+6,Hour);
write_com(0x80+0x40+6);
write_com(0x0f);
}
if(Enter_num==5)
{
Minute++;
if(Minute>59)
Minute=0;
SetTime_dispaly(0x80+0x40+9,Minute);
write_com(0x80+0x40+9);
write_com(0x0f);
}
if(Enter_num==6)
{
Second++;
if(Second>59)
Second=0;
SetTime_dispaly(0x80+0x40+12,Second);
write_com(0x80+0x40+12);
write_com(0x0f);
}
if(Enter_num==7)
{
Week++;
if(Week>7)
Week=1;
Week_dispaly(0x80+0x40+15,Week);
write_com(0x80+0x40+15);
write_com(0x0f);
}
}
if(Select_num==2)
{
if(Enter_num==1)
{
Hour_L++;
if(Hour_L>23)
Hour_L=0;
SetTime_dispaly(0x80+0x40+4,Hour_L);
write_com(0x80+0x40+4);
write_com(0x0f);
}
if(Enter_num==2)
{
Minute_L++;
if(Minute_L>59)
Minute_L=0;
SetTime_dispaly(0x80+0x40+7,Minute_L);
write_com(0x80+0x40+7);
write_com(0x0f);
}
if(Enter_num==3)
{
Second_L++;
if(Second_L>59)
Second_L=0;
SetTime_dispaly(0x80+0x40+10,Second_L);
write_com(0x80+0x40+10);
write_com(0x0f);
}
if(Enter_num==4)
{
Hour_H++;
if(Hour_H>23)
Hour_H=0;
SetTime_dispaly(0x80+0x40+4,Hour_H);
write_com(0x80+0x40+4);
write_com(0x0f);
}
if(Enter_num==5)
{
Minute_H++;
if(Minute_H>59)
Minute_H=0;
SetTime_dispaly(0x80+0x40+7,Minute_H);
write_com(0x80+0x40+7);
write_com(0x0f);
}
if(Enter_num==6)
{
Second_H++;
if(Second_H>59)
Second_H=0;
SetTime_dispaly(0x80+0x40+10,Second_H);
write_com(0x80+0x40+10);
write_com(0x0f);
}
}
if(Select_num==3)
{
if(Enter_num==1)
{
temp_set++;
if(temp_set>100) //最高100度
temp_set=0;
Temperature_dispaly(0x80+0x40+12,temp_set);
write_com(0x80+0x40+12);
write_com(0x0f);
}
}
}
}
if(DOWN==0)
{
delay1(2);
if(DOWN==0)
{
while(!DOWN);
if(Select_num==1)
{
if(Enter_num==1)
{
Year--;
if(Year<0)
Year=99;
SetTime_dispaly(0x80+8,Year);
write_com(0x80+8);
write_com(0x0f);
}
if(Enter_num==2)
{
Month--;
if(Month<1)
Month=12;
SetTime_dispaly(0x80+11,Month);
write_com(0x80+11);
write_com(0x0f);
}
if(Enter_num==3)
{
Day--;
if(Day<1)
Day=31;
SetTime_dispaly(0x80+14,Day);
write_com(0x80+14);
write_com(0x0f);
}
if(Enter_num==4)
{
Hour--;
if(Hour<0)
Hour=23;
SetTime_dispaly(0x80+0x40+6,Hour);
write_com(0x80+0x40+6);
write_com(0x0f);
}
if(Enter_num==5)
{
Minute--;
if(Minute<0)
Minute=59;
SetTime_dispaly(0x80+0x40+9,Minute);
write_com(0x80+0x40+9);
write_com(0x0f);
}
if(Enter_num==6)
{
Second--;
if(Second<0)
Second=59;
SetTime_dispaly(0x80+0x40+12,Second);
write_com(0x80+0x40+12);
write_com(0x0f);
}
if(Enter_num==7)
{
Week--;
if(Week<1)
Week=7;
Week_dispaly(0x80+0x40+15,Week);
write_com(0x80+0x40+15);
write_com(0x0f);
}
}
if(Select_num==2)
{
if(Enter_num==1)
{
Hour_L--;
if(Hour_L<0)
Hour_L=23;
SetTime_dispaly(0x80+0x40+4,Hour_L);
write_com(0x80+0x40+4);
write_com(0x0f);
}
if(Enter_num==2)
{
Minute_L--;
if(Minute_L<0)
Minute_L=59;
SetTime_dispaly(0x80+0x40+7,Minute_L);
write_com(0x80+0x40+7);
write_com(0x0f);
}
if(Enter_num==3)
{
Second_L--;
if(Second_L<0)
Second_L=59;
SetTime_dispaly(0x80+0x40+10,Second_L);
write_com(0x80+0x40+10);
write_com(0x0f);
}
if(Enter_num==4)
{
Hour_H--;
if(Hour_H<0)
Hour_H=23;
SetTime_dispaly(0x80+0x40+4,Hour_H);
write_com(0x80+0x40+4);
write_com(0x0f);
}
if(Enter_num==5)
{
Minute_H--;
if(Minute_H<0)
Minute_H=59;
SetTime_dispaly(0x80+0x40+7,Minute_H);
write_com(0x80+0x40+7);
write_com(0x0f);
}
if(Enter_num==6)
{
Second_H--;
if(Second_H<0)
Second_H=59;
SetTime_dispaly(0x80+0x40+10,Second_H);
write_com(0x80+0x40+10);
write_com(0x0f);
}
}
if(Select_num==3)
{
if(Enter_num==1)
{
temp_set--;
if(temp_set<0) //最高70度
temp_set=100;
Temperature_dispaly(0x80+0x40+12,temp_set);
write_com(0x80+0x40+12);
write_com(0x0f);
}
}
}
}
}
void Open(void)
{
float Now;
float Set_L,Set_H;
Now=Hour+Minute/60+Second/3600; //把实时时间化成小时为单位
Set_L=Hour_L+Minute_L/60+Second_L/3600; //把设置下限时间化成小时为单位
Set_H=Hour_H+Minute_H/60+Second_H/3600; //把设置上限时间化成小时为单位
if(WATER==1) //表示有水
{
ADD=1; //停止加水
BEEP=0; //关蜂鸣器
CHECK=1; //缺水灯灭
if(temperature<temp_set) //温度低于设置值需要加热
{
if((Now>=Set_L)&(Now<=Set_H)) //实时时间在上下限时间范围内
{
HEAT=0; //加热
JDQ=0; //闭合继电器
}
if((Now<Set_L)|(Now>Set_H)) //实时时间不在范围内
{
HEAT=1; //停止加热
JDQ=1; //断开继电器
}
}
else
{
HEAT=1; //停止加热
JDQ=1; //断开继电器
}
if(CLOSED==0) //有水时靠近开水泵出水
PUMP=0;
else
PUMP=1;
}
else //如果缺水
{
CHECK=0; //缺水灯亮
BEEP=1; //开蜂鸣器
HEAT=1; //停止加热
JDQ=1; //断开继电器
ADD=0; //加水
PUMP=1; //无水时无法出水
}
if((time_data[1]==2)&(Hour>=6)&(Hour<7)) //清洗功能固定周一早上六点到七点 2表示一个星期第二天，星期一
{
CLEAN=0; //开启清洗电机
CLEAN_LED=0; //开启清洗灯
}
else
{
CLEAN=1; //关闭清洗电机
CLEAN_LED=1; //关闭清洗灯
}
}
/****************************************************************************************************/
/*void delay(uint y) //DS18B20延时函数（仿真用）
{
while(y--);
}
*/
void delay(uint z) //DS18B20延时函数（实物用）
{
uint x,y;
for(x=z;x>0;x--)
for(y=1;y>0;y--);
}
void write_byte(uint dat) //写一个字节
{
uchar i;
for(i=0;i<8;i++) //循环八次共有八位
{
DQ=0; //写零
DQ=dat&0x01; //向总线写位数据，从最低位写起
delay(4);
DQ=1; //写一
dat>>=1; //下次写作准备，移位数据
}
delay(4);
}
uchar read_byte(void) //读一个字节，返回值
{
uchar i;
uint value;
for(i=0;i<8;i++) //循环八次共有八位
{
DQ=0;
value>>=1;
DQ=1; //释放总线
if(DQ)
value|=0x80; //DQ=1，value取1
delay(4);
}
return value;
}
void ds18b20_init() //初始化函数
{
uint n;
DQ=1;
delay(8);
DQ=0;
delay(80); //低电平480——960us
DQ=1; //总线释放
delay(8); //等待50——100us
n=DQ; //读取复位状态
delay(4);
}
int readtemperature() //读整数部分
{
int a,b; //高八位，低八位
ds18b20_init();
write_byte(0xcc); //跳过rom匹配，跳过读序列号的操作，可节省操作时间
write_byte(0x44); //启动温度检测
delay(300); //测温度
ds18b20_init(); //开始操作前需要复位
write_byte(0xcc); //跳过rom匹配
write_byte(0xbe); //写读寄存器中温度值的命令
a=read_byte(); //low 低位开始读取
b=read_byte(); //high 高位开始读取
b<<=8; //把高位左移八位
b=b|a; //高八位与第八位进行或运算，得到总和
if(b>=0) //如果温度大于等于0
{
b=b*0.0625; //直接乘以0.0625
}
else //温度小于0
{
b=~b+1; //取反码再加一
b=b*0.0625; //再运算
}
return b; //返回b，此时以表示温度
}
/*******************************************************************************************************/
void T0_init(void)
{
TMOD=0x11; //设置定时器0为工作方式1
TH0=(65536-50000)/256; //50MS定时
TL0=(65536-50000)%256;
EA=1; //开定时器T0的中断总中断
ET0=1; //允许T0中断
TR0=1; //开启定时器
}
void UsartConfiguration(void)
{
SCON=0X50; //设置为工作方式1,8位数据，可变波特率
TMOD=0X20; //设置计数器工作方式2
PCON=0X00; //波特率不加倍
TH1=0XFd; //计数器初始值设置，[url=mailto:9600@11.0592MHz]9600@11.0592MHz[/url]
TL1=0XFd;
TR1=1; //打开计数器
ES = 1; //开串口中断
EA = 1; //开总中断
}
void main()
{
BEEP=0; //关闭蜂鸣器
T0_init(); //定时器初始化
init(); //液晶初始化
UsartConfiguration();
while(1)
{
if(Adjust==0) //非调节模式下显示时间和开锁
{
Time_Display(); //显示时间
if(Count>=10) //50ms*10次=0.5s
{
temperature=readtemperature(); //读取温度
Temperature_dispaly(0x80+0x40+2,temperature);//显示温度
Temperature_dispaly(0x80+2,temp_set); //显示设置温度
Count=0; //清除计数
}
Open(); //动作判断
}
Keyscan(); //扫描键盘
}
}
void Timer0() interrupt 1 //定时器T0中断函数
{
TH0=(65536-50000)/256; //赋初值=50ms
TL0=(65536-50000)%256; //TH0=3C,TL0=B0
Count++; //每中断一次，Count加一，计数20次，表示1s的时间到
}
void UART_SER(void) interrupt 4
{
EA=0;
receive=SBUF;
RI=0;
if(receive=='1')
{
HEAT=0; //加热
JDQ=0; //闭合继电器
}
if(receive=='2')
{
HEAT=1; //停止加热
JDQ=1; //断开继电器
}
if(receive=='3')
{
CLEAN=0; //开启清洗电机
CLEAN_LED=0; //开启清洗灯
}
if(receive=='4')
{
CLEAN=1; //关闭清洗电机
CLEAN_LED=1; //关闭清洗灯
}
SBUF = receive; //将要发送的数据放入到发送寄存器
while(!TI); //等待发送数据完成
TI=0; //清除发送完成标志位
EA=1;
}

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