#include <SPI.h>
#include <Wire.h>
#include <LM75A.h>

int buzzer = 3;

void setup() {
  Serial.begin(9600);
  Serial.println("Temperatures will be displayed every second:");
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  delay(2000);
  display.clearDisplay();
  display.setTextColor(WHITE);
  pinMode(buzzer, OUTPUT);
}

void loop() {
  float temperature_in_degrees = lm75a_sensor.getTemperatureInDegrees();
  if (temperature_in_degrees == INVALID_LM75A_TEMPERATURE) {
    Serial.println("Error while getting temperature");
  } else {
    Serial.print("Temperature: ");
    Serial.print(temperature_in_degrees);
    Serial.print(" degrees (");
    Serial.print(LM75A::degreesToFahrenheit(temperature_in_degrees));
    Serial.println(" fahrenheit)");
  }
  Serial.println("Temperatures will be displayed every second:");
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  delay(2000);
  display.clearDisplay();
  display.setTextColor(WHITE);
  pinMode(buzzer, OUTPUT);
}
``` [2](https://www.electroniclinic.com/lm75-with-arduino-lm75-i2c-lm75a-arduino-library-cjmcu-75-temperature-sensor/).
Kopyala