/* 
KELOMPOK 6 Prak. Desain Sistem Mikroprosesor - Kelas C
Muhammad Bintang Tri Surya - 21060121310056
Kattaya Mahesa Arane - 21060123130094
Muhammad Tsani Ainul Khakim - 21060123130102

Kontrol Adaptif pada Kipas menggunakan fungsi map sederhana
Klik sensor DHT22 untuk mengatur suhunya, rentang suhu dibuat 
sewajarnya, jadi kalau bisa atur di suhu 25 - 35 Celcius Saja.

*/

#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#include <Stepper.h>
#define DHTPIN 4
#define DHTTYPE DHT22
LiquidCrystal_I2C lcd(0x27, 16, 2);
DHT dht(DHTPIN, DHTTYPE);

int steps = 200;
Stepper C6 (steps, 16, 15, 2, 17);

void setup() 
{
  Serial.begin(115200);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("Monitoring Suhu");
  lcd.setCursor(0, 1);
  lcd.print("Inisialisasi...");
  dht.begin();

  
}
void loop()
{
  delay(2000);
  float suhu = dht.readTemperature();
  if (isnan(suhu)) {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.println("Gagal membaca DHT!");
    return;
  }
  int RPM = map(suhu, 20, 35, 0, 500); 
  C6.setSpeed(RPM);
  C6.step(5);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Suhu:");
  lcd.print(suhu);
  lcd.print((char)233);
  lcd.print("C");
  lcd.setCursor(0, 1);
  lcd.print("RPM: ");
  lcd.print(RPM);
  lcd.print(" rpm");
}