#include <LiquidCrystal_I2C.h>
#include <dht.h>
#include <SoftwareSerial.h>
#define DHT22_PIN PB4
#define SERIAL_TX PB3
#define SERIAL_RX PB0

SoftwareSerial mySerial(SERIAL_RX, SERIAL_TX);
LiquidCrystal_I2C lcd(0x27, 16, 2); // set the LCD address to 0x27 for a 16 chars and 2 line display
dht DHT;

void setup(){
  
  mySerial.begin(9600);
  lcd.init();                      
  lcd.backlight();
  

  }
uint32_t t;

void loop(){
  DHT.read22(DHT22_PIN);

  lcd.setCursor(0,0);
  lcd.print(DHT.temperature);

  if(millis()-t>=1000){
    mySerial.println(DHT.temperature);
    t+=1000;
  }

}