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

#define DHT22_PIN PB1

const unsigned char  img_thermometer[] PROGMEM = {
  0x00, 0xfe, 0x03, 0xfe, 0x50,
  0x00, 0xff, 0x00, 0xff, 0x55,
  0x60, 0x9f, 0x80, 0x9f, 0x65,
};

dht DHT;

void setup() {
  pinMode(DHT22_PIN, INPUT);//recieve data from sensor

  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.clear();
  oled.on();
  oled.begin();

  oled.setCursor(0, 0);
  oled.print("Temperature|Humidity");
  oled.bitmap(105, 4, 110, 7, img_thermometer);
}

void loop() {
  DHT.read22(DHT22_PIN);//get data for DHT object

  float temperature = DHT.temperature;//get T from DHT object
  // Set cursor
  oled.setCursor(57, 4);
  // Print to display
  oled.print(temperature);
  oled.print("C  ");

  // Update humidity
  float humidity = DHT.humidity;
  // Set cursor
  oled.setCursor(57, 5);
  // Print to display
  oled.print(humidity);
  oled.print("%  ");
  
  delay(3000);
}