#include "DHT.h" 
#include <Wire.h> 
#include <Adafruit_GFX.h> 
#include <Adafruit_SSD1306.h> 
#define DHTPIN 15 
#define DHTTYPE DHT22 
DHT dht(DHTPIN, DHTTYPE); 
#define SCREEN_WIDTH 128 
#define SCREEN_HEIGHT 64 
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1); 
void setup() { 
Serial.begin(115200); 
dht.begin(); 
if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { 
Serial.println(F("SSD1306 allocation failed")); 
for (;;); 
} 
display.clearDisplay(); 
display.setTextSize(1); 
display.setTextColor(SSD1306_WHITE); 
} 
void loop() { 
float temperature = dht.readTemperature(); 
float humidity = dht.readHumidity(); 
Serial.print("Temp: "); 
Serial.print(temperature); 
Serial.print("°C  Humidity: "); 
Serial.print(humidity); 
Serial.println("%"); 
display.clearDisplay(); 
display.setCursor(0, 0); 
display.print("Temp: "); 
display.print(temperature); 
display.println(" C"); 
display.print("Humidity: "); 
display.print(humidity); 
display.println(" %"); 
display.display(); 
delay(2000); 
}