3-i-1 sensor Temperatur Luftfugtighed og Lufttryk | 5V | I2C | Bosch BME280

/*
 * ==================================================================
 *  Generated by Codey.online  —  https://www.codey.online
 * ==================================================================
 *  Project   : BME280 Temperature, Humidity & Pressure Sensor
 *  Board     : Arduino UNO (arduino:avr:uno)
 *  Parts     : Bosch BME280 5V 3-in-1 sensor Temperature Humidity and Air Pressure
 *  Libraries : Adafruit BME280 Library 2.3.0, Adafruit Unified Sensor 1.1.15
 *
 *  Codey Online is an AI-powered browser IDE for Arduino and ESP32.
 *  Describe your project and Codey writes the code, draws the wiring
 *  diagram and uploads it to your board, straight from the browser.
 *  This code is free to use, modify and share, without warranty.
 * ==================================================================
 */

#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>

Adafruit_BME280 bme;

void setup() {
  Serial.begin(115200);
  while (!Serial) {
    delay(10);
  }

  Serial.println(F("--- BME280 Sensor Test ---"));

  // Try I2C address 0x76 first, fallback to 0x77 if needed
  if (!bme.begin(0x76) && !bme.begin(0x77)) {
    Serial.println(F("Could not find a valid BME280 sensor! Check wiring."));
    while (1) {
      delay(100);
    }
  }

  Serial.println(F("BME280 sensor initialized successfully."));
}

void loop() {
  float temperature = bme.readTemperature();
  float humidity = bme.readHumidity();
  float pressure = bme.readPressure() / 100.0F; // Convert Pa to hPa

  Serial.print(F("Temperature: "));
  Serial.print(temperature, 2);
  Serial.println(F(" °C"));

  Serial.print(F("Humidity:    "));
  Serial.print(humidity, 2);
  Serial.println(F(" %"));

  Serial.print(F("Pressure:    "));
  Serial.print(pressure, 2);
  Serial.println(F(" hPa"));

  Serial.println(F("---------------------------"));
  delay(2000);
}

/*
 * ==================================================================
 *  Generated by Codey.online  —  https://www.codey.online
 * ==================================================================
 *  Project   : BME280 Weather Sensor on ESP32
 *  Board     : ESP32 DEVKIT V1 (esp32:esp32:esp32doit-devkit-v1)
 *  Parts     : Bosch BME280 5V 3-in-1 sensor Temperature Humidity and Air Pressure
 *  Libraries : Adafruit BME280 Library 2.3.0, Adafruit Unified Sensor 1.1.15
 *
 *  Codey Online is an AI-powered browser IDE for Arduino and ESP32.
 *  Describe your project and Codey writes the code, draws the wiring
 *  diagram and uploads it to your board, straight from the browser.
 *  This code is free to use, modify and share, without warranty.
 * ==================================================================
 */

#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>

Adafruit_BME280 bme;

void setup() {
  Serial.begin(115200);
  while (!Serial) delay(10);

  Serial.println("BME280 Sensor Test");

  // Default I2C address is 0x76 or 0x77
  if (!bme.begin(0x76) && !bme.begin(0x77)) {
    Serial.println("Could not find a valid BME280 sensor, check wiring!");
    while (1) delay(10);
  }

  Serial.println("BME280 sensor initialized successfully.");
}

void loop() {
  float temperature = bme.readTemperature();
  float humidity = bme.readHumidity();
  float pressure = bme.readPressure() / 100.0F; // hPa

  Serial.print("Temperature: ");
  Serial.print(temperature, 1);
  Serial.print(" °C | Humidity: ");
  Serial.print(humidity, 1);
  Serial.print(" % | Pressure: ");
  Serial.print(pressure, 1);
  Serial.println(" hPa");

  delay(2000);
}