基于51单片机的温湿度监测系统设计

#include <REG52.h>
#include <intrins.h> 
#define uchar unsigned char
#define uint unsigned int
typedef unsigned char  U8;     
typedef signed   char  S8;   
typedef unsigned int   U16;     
typedef signed   int   S16;     
typedef unsigned long  U32;     
typedef signed   long  S32;        
typedef float          F32;      
typedef double         F64;      
U8  FLAG,FLAG2;
U8  temp,temp2;
U8  WH,WL,SH,SL,checkdata;
U8  WH2,WL2,SH2,SL2,checkdata2;
U8  WH_temp,WL_temp,SH_temp,SL_temp,checkdata_temp;
U8  WH_temp2,WL_temp2,SH_temp2,SL_temp2,checkdata_temp2;
U8  comdata,comdata2;
U8  count,miao,fen,shi;
U8  str[5]={"RS232"};
U8  str2[5]={"rs322"};
U8  AA=0;
U8 xdata sjcc[5][32];
U8 xdata  a1,aa1,b1,bb1,c1,cc1,ccc1; 
U16 p=0,Q=0;
U16 n=0;               
uchar set_sel=0;
uint W_H1=16,W_L1=5,S_H1=60,S_L1=30; //温湿度上下限
uint W_H2=30,W_L2=4,S_H2=25,S_L2=10;

uchar LCD_5,LCD_4,LCD_3,LCD_2,LCD_1,LCD_0;//用于存放调节好后的温湿度
uchar LCD_52,LCD_42,LCD_32,LCD_22,LCD_12,LCD_02;
uchar code  LCDData[] ="0123456789";  //字符串数组存放在ROM里
uchar first_line[16] ="A      %B      %";  
uchar second_line[16]="                "; 
sbit DHT11_1  = P3^2;
sbit DHT11_2  = P3^3;
sbit RS=P2^5;
sbit RW=P2^6;
sbit E=P2^7;
sbit alarm_led_m  = P2^0; //红灯  节点一
sbit alarm_led_n = P2^2; //绿灯  节点二
sbit K1 = P1^0;   // 查看节点温湿度、时间、超限类型  
sbit K2 = P1^1;   // 确定修改位置
sbit K3 = P1^2;   // +  
sbit K4 = P1^3;   // -
sbit K5 = P1^4;   // 调时 
sbit K6 = P1^5;   // 查看存储
  
void Delay(U16 j)  //1ms延时函数
{  
U8 i;
for(;j>0;j--)
{ 
for(i=0;i<220;i++);  
}  
}
void  Delay_10us(void)
{  
U8 i;