M5 Stack Core 2: 온도 습도 센서 사용

// ---------------------------------------------------------------
/*
    temperature_humidity.ino

                        Sep/01/2021
*/
// ---------------------------------------------------------------
#include <M5Core2.h>
#include "DHT.h"

#define DHTTYPE DHT22
#define DHTPIN 33 
DHT dht(DHTPIN, DHTTYPE);

int count = 0;
// ---------------------------------------------------------------
void setup()
{
    M5.begin(true, true, true, false);
    M5.Lcd.setTextSize(4);
    M5.Lcd.println("Temperature");
    M5.Lcd.println("Humidity");

    while (!Serial);
    M5.lcd.setBrightness(80);

    Serial.println("Sep/01/2021 AM 10:00 ***");
}

// ---------------------------------------------------------------
void display_proc(float temp_hum[])
{
    Serial.print("temperature = ");
    Serial.print(temp_hum[1]);
    Serial.print(" C  ");
    Serial.print("humidity = ");
    Serial.print(temp_hum[0]);
    Serial.println(" %");

    M5.Lcd.setTextSize(4);
    M5.Lcd.setCursor(50,100);
    M5.Lcd.print(temp_hum[1]);
    M5.Lcd.println(" C");

    M5.Lcd.setCursor(50,160);
    M5.Lcd.print(temp_hum[0]);
    M5.Lcd.println(" %");
}

// ---------------------------------------------------------------
void loop()
{
    float temp_hum[2] = {0,0};

    Serial.print("count = " + String(count) + "  ");

    if (!dht.readTempAndHumidity(temp_hum))
        {
        display_proc(temp_hum);
        }
    else
        {
        Serial.println("ERROR! *** readTempAndHumidity ***");
        }

    delay(5000);

    count++;
}

// ---------------------------------------------------------------