Ahmad Radhy
Published

CeriTech (Coffee Beans Drying Process)

Ceri could provide reliable real-time data to the processor to monitor the drying stage of coffee beans.

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CeriTech (Coffee Beans Drying Process)

Things used in this project

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Schematics

Schematic System

Code

Untitled file

Arduino
#include <Arduino.h>
#include <CayenneMQTTMKR1010.h>
#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <Wire.h>
#include <BH1750.h>

#define CAYENNE_DEBUG
#define CAYENNE_PRINT Serial

char ssid[] = "";
char password[] = "";

char username[] = "";
char mqtt_password[] = "";
char client_id[] = "";

DHT dht(5, DHT22); //pin output digital sensordht22 ke pin D5 arduino
BH1750 lightMeter;
long lastData = 0;

void setup() {

  Cayenne.begin(username, mqtt_password, client_id, ssid, password);
  pinMode(5, OUTPUT);
  dht.begin();
  Wire.begin();
  lightMeter.begin();

}

void loop() {

  Cayenne.loop();
  
  float temp = dht.readTemperature();
  float hum = dht.readHumidity();
  float inten = lightMeter.readLightLevel();
  
  long now = millis();

  if (now - lastData > 15000) //kirim data setiap 15 detik
  {
    
    lastData = now;
    Cayenne.virtualWrite(1, temp, TYPE_TEMPERATURE, UNIT_CELSIUS);
    Cayenne.virtualWrite(2, hum, TYPE_RELATIVE_HUMIDITY, UNIT_PERCENT);
    Cayenne.virtualWrite(3, inten, TYPE_LUMINOSITY, UNIT_LUX);
  }
  
}

Credits

Ahmad Radhy

Ahmad Radhy

13 projects • 11 followers
I'm now taking master degree in Physics Department Institut Teknologi Bandung (ITB).
Thanks to Aldi Ardian Raharja.

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