#include <dht.h>
#include <TinyWireM.h>
#include <Tiny4kOLED.h>

#define DHT22_PIN PB1
dht DHT;

void splash() {
 
  oled.setCursor(13, 1);
  oled.print(F("ATtiny85 & SSD1306"));

  oled.setCursor(12, 7);
  oled.print(F("^_^  ^_^  ^_^  ^_^"));
  
}

float getTemperature() {
  return DHT.temperature;
}

float getHumidity() {
  return DHT.humidity;
}

void setup() {
  pinMode(DHT22_PIN, INPUT);

  oled.begin(128, 64, sizeof(tiny4koled_init_128x64br), tiny4koled_init_128x64br);

  // Two fonts are supplied with this library, FONT8X16 and FONT6X8
  oled.setFont(FONT6X8);

  // To clear all the memory
  
  oled.on();
  splash();
  delay (3000);
  oled.clear();

}

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

    // Update temperature
    float temperature = getTemperature();
    oled.setCursor(1, 3);
    oled.print(F("temperature"));
    // Set cursor
    oled.setCursor(75, 3);
   

    // Print to display
    oled.print(temperature, 1);
    oled.print("C");

    // Update humidity
    float humidity = getHumidity();
    oled.setCursor(1, 5);
    oled.print(F("humidity"));

    // Set cursor
    oled.setCursor(75, 5);

    // Print to display
    oled.print(humidity, 1);
    oled.print("%");
  
}