Jam suhu arduino

     Link CHANNEL YOUTUBE disini     

ini adalah wiring diagramnya

     Link video disini     

1. #include <Wire.h>
2. #include <DHT.h>
3. #include <RTClib.h>
4. #include <LiquidCrystal_I2C.h>
5. #define DHTPIN  A0   
6. #define DHTTYPE DHT11  
7. DHT dht(DHTPIN, DHTTYPE);
8. LiquidCrystal_I2C lcd = LiquidCrystal_I2C(0x3F, 20, 4);
9. RTC_DS3231 rtc;
10. char namaHari[7][12] = {"Min", "Sen", "Sel", "Rab", "Kam", "Jum", "Sab"};
11. byte sd  = B11011111 ;
12. void setup() {
13.  Serial.begin(9600);
14.  lcd.begin();
15.  rtc.begin();
16.  lcd.backlight();
17.  dht.begin();
18. 
    
19. }
20. 
    
21. void loop() {
22.    delay(1000);
23.   float h = dht.readHumidity();
24.   float t = dht.readTemperature();
25.   if (isnan(h) || isnan(t))
26.     {
27.      Serial.println("Tidak menemukan sensor DTH");
28.      lcd.print("Tidak menemukan sensor DTH");
29.      return;
30.     }
31.   Serial.print("Kelembapan: ");
32.   Serial.print(h);
33.   Serial.print(" %\t");
34.   Serial.print("Temperature: ");
35.   Serial.print(t);
36.   Serial.println(" *C ");
37.  
38. DateTime now = rtc.now ();
39. lcd.setCursor(0,0);
40.   lcd.print("Jam   :");
41. if(now.hour()< 10) {lcd.print ("0");
42.   lcd.print(now.hour());}
43.  else
44.   {lcd.print(now.hour());}
45.   lcd.print(":");
46. if(now.minute()< 10) {lcd.print ("0");
47.   lcd.print(now.minute());}
48.  else
49.   {lcd.print(now.minute());}
50.   lcd.print(":");
51. if(now.second()< 10)
52.   {lcd.print("0");
53.   lcd.print(now.second());
54.  }
55. else
56.   {lcd.print(now.second());
57.  }
58. lcd.setCursor(0,1);
59.   lcd.print("Tgl   :");
60.   lcd.print(namaHari[now.dayOfTheWeek()]);
61.   lcd.print(",");
62.   lcd.print(now.day());
63.   lcd.print("/");
64.   lcd.print(now.month());
65.   lcd.print("/");
66.   lcd.print(now.year());
67. 
    
68.  lcd.setCursor(0,2);
69.    lcd.print("Suhu  :");
70.    lcd.print (t);
71.    lcd.write(sd);
72.    lcd.print("C");
73.  
74.  lcd.setCursor(0,3);
75.    lcd.print("Lembab:");
76.    lcd.print (h);
77.    lcd.print("%");
78.    }