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- Project: Sensor Data
- Source Code compiled for: Arduino Uno
- Source Code created on: 2023-12-18 19:00:35
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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
/* DHT sensor detects an temeperature and if its over */
/* 25 celsius it beeeeps */
/****** END SYSTEM REQUIREMENTS *****/
/****** DEFINITION OF LIBRARIES *****/
#include
#include
/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t Temp_DHT11_DOUT_PIN_D3 = 3;
/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
DHT dht(Temp_DHT11_DOUT_PIN_D3, DHT11);
void setup(void)
{
// put your setup code here, to run once:
Serial.begin(9600);
dht.begin();
}
void loop(void)
{
// put your main code here, to run repeatedly:
float humidity = dht.readHumidity();
float temperature = dht.readTemperature();
// Check if any reads failed and exit early (to try again).
if (isnan(humidity) || isnan(temperature)) {
Serial.println("Failed to read from DHT sensor!");
return;
}
Serial.print("Humidity: ");
Serial.print(humidity);
Serial.print(" %\t");
Serial.print("Temperature: ");
Serial.print(temperature);
Serial.print(" °C\t");
Serial.print("Temperature: ");
Serial.print(dht.readTemperature(true));
Serial.println(" °F");
// Check if temperature is over 25°C and beep
if (temperature > 25) {
// Beep code here
Serial.println("Temperature is over 25°C. Beeping...");
}
delay(2000);
}