int main(void)
{
  HAL_Init();
  SystemClock_Config();
  HAL_Delay(90);
  MX_GPIO_Init();
  MX_USART1_UART_Init();//串口1初始化
  OLED_Init();//oled初始化  
  OLED_Clear(); //清屏
  DHT_Init();
  ds1302_init();//RTC初始化
  DS1302_WriteTime();		
  buzz_init();//蜂鸣器
  ir_init();//火焰
  mq2_init();//煤气
  butt_init();//按键
  fan_init();//风扇
  for(int i=0;i<10;i++)
  {
      LEDON;
      HAL_Delay(100);
      LEDOFF;
      delay_us(1000);
  }
  showbegin();//开机动画
  delay_us(10);
  while (1)
  {
	  if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_0) == 0 || HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_1) == 0 || HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_15) == 1)//进入警报模式
	  {
		  if(jingbflag)
		  {
		      jingbao =1;//警报开启
		      if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_0) == 0)//火灾警报
		      {
			      huo = 22;//火焰状态着火
		          HAL_GPIO_WritePin(GPIOA,GPIO_PIN_7,GPIO_PIN_SET);
		          OLED_Clear();
		          OLED_ShowCHinese(47,0,10);
		          OLED_ShowCHinese(64,0,11);		  
		          OLED_ShowCHinese(0,2,21);
		          OLED_ShowCHinese(17,2,22);
		          OLED_ShowCHinese(34,2,23);  
		          showhuo();//显示火灾图片
		      }
		      else//火焰状态正常
		      {
			      huo = 11;
		      }
			  if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_1) == 0)//煤气报警
		      {
			      mei = 22;
			      HAL_GPIO_WritePin(GPIOA,GPIO_PIN_7,GPIO_PIN_SET);
                  HAL_GPIO_WritePin(GPIOB,GPIO_PIN_8,GPIO_PIN_SET);
		          OLED_Clear();
			      OLED_ShowCHinese(24,0,10);//显示文字
			      OLED_ShowCHinese(41,0,11);
		          OLED_ShowCHinese(0,2,49);
			      OLED_ShowCHinese(17,2,50);//
			      OLED_ShowCHinese(34,2,51);//
			      OLED_ShowCHinese(51,2,52);//
			      showmei();//显示泄漏图片
		      }
		      else
		      {
			      mei = 11;
		      }
		      if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_15) == 1)//防盗警报
		      {
			      ren =22;
			      HAL_GPIO_WritePin(GPIOA,GPIO_PIN_7,GPIO_PIN_SET);
		  	      OLED_Clear();
			      OLED_ShowCHinese(24,0,10);
			      OLED_ShowCHinese(41,0,11);//显示汉字
			      OLED_ShowCHinese(0,2,12);
			      OLED_ShowCHinese(17,2,13);//
			      OLED_ShowCHinese(34,2,14);//
			      OLED_ShowCHinese(51,2,15);//
		          showman();//显示防盗图片
		      }
		      else
		      {
			      ren =11;
		      }
	      }
	  }
	  else//正常模式
	  {
		  huo = 11;
		  mei = 11;
		  ren = 11;
		  if(jingbao == 1)
		  {
			  OLED_Clear();
			  jingbao = 0;//警报解除
		  }
		  HAL_GPIO_WritePin(GPIOA,GPIO_PIN_7,GPIO_PIN_RESET);
          HAL_GPIO_WritePin(GPIOB,GPIO_PIN_8,GPIO_PIN_RESET);
		  DHT_ReadData();
          OLED_ShowCHinese(0,6,7);//显示温度汉字
		  OLED_ShowCHinese(15,6,8);
		  OLED_ShowChar(28,6,':');
		  OLED_ShowCHinese(68,6,9);//显示湿度汉字
		  OLED_ShowCHinese(83,6,8);
		  OLED_ShowChar(96,6,':');
	  	  OLED_ShowNum(35,6,DHT_data[2],2,16);//显示温度数值
		  OLED_ShowCHinese(50,6,48);
		  OLED_ShowChar(57,6,'C');
		  OLED_ShowNum(104,6,DHT_data[0],2,16);//显示湿度数值
          OLED_ShowChar(121,6,'%');
          showtime(); 
      }
      int num = search(rxdata,18,'Z');
      if(num!=-1)
      {
          rxok = 1;
          int begin = 0;
          for(int i=0;i<18;i++)
          {
              if(num<18)
              {
                  rx_normal_data[i]=rxdata[num++];
              }
              else
              {
                  rx_normal_data[i]=rxdata[begin++];
              }
          }
      }
      sprintf(senddata,"%d-%d-%d-%d-%d",DHT_data[2],DHT_data[0],huo,mei,ren);//将温度数值。湿度数值。火灾状态、煤气、防盗、整合到数组
      AL_UART_Transmit_IT(&huart1,"AT+CIPSEND=0,14\r\n",sizeof("AT+CIPSEND=0,14\r\n"));//发送初始化
      HAL_Delay(300);
      HAL_UART_Transmit_IT(&huart1,senddata,14);//启动发送向手机发送数据
      HAL_Delay(500);
  }