Smart Plant ( Sistem Penyiraman otomatis Pada Tanaman ) Berbasis IOT
1. NodeMcu esp 8266
2. Relay 1 Chanel
3. Sensor Kelembapan
4. LCD 16 x2 dengan I2c
5. Pompa Air 12 V
Gambar Rangkaian :
Kode Program
#define BLYNK_PRINT Serial
#include <SPI.h>
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
#include <SimpleTimer.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C LCD(0x27,16,2); //lcd board
int led =2; //pin 2 pada nodemcupin 4
int pump=0; //pin 0 pada nodemcupin 3
char auth[] = "rt1UaiOiz2cbCA7n7D3oc_BdtvtKHWOj"; //ISI TOKEN PADA APLIKASI BLYNX ANDROID
char ssid[] = "Wifi Zone"; //NAMA HOTSPOT
char pass[] = "bismillah"; //PASSWORD HOTSPOT
SimpleTimer timer;
WidgetLCD lcd(V1); //lcd android
void sendSensor()
{ //lcd to android && LCD to board lcd
int POT = analogRead(A0);
Serial.print(POT);
lcd.print(0,0,"KEADAAN"); LCD.setCursor(0,0);LCD.print("ADC");LCD.setCursor(4,0);LCD.print(POT);LCD.print(" ");
lcd.print(0,1,"PUMP"); LCD.setCursor(0,1);LCD.print("PUMP");
Blynk.virtualWrite(V0, POT);
if (POT>500){
Serial.println("KERING");//ke serial monitor
lcd.print(8,0,"KERING"); LCD.setCursor(9,0);LCD.print("KERING");
lcd.print(5,1,"ON "); LCD.setCursor(5,1);LCD.print("ON ");
digitalWrite(pump,LOW);
for(int x=0; x<=10; x++){ LCD.setCursor(9,1);LCD.print(x);
lcd.print(9,1,x);delay(500);}
lcd.clear(); LCD.clear();
digitalWrite(pump,HIGH);
lcd.print(0,0,"AIR MERESAP"); LCD.setCursor(0,0);LCD.print("AIR MERESAP");
lcd.print(0,1," WAIT"); LCD.setCursor(0,1);LCD.print(" WAIT");
for(int x=9; x>0; x--){ LCD.setCursor(9,1);LCD.print(x);
lcd.print(9,1,x);delay(500);}
lcd.clear(); LCD.clear();
}
else if (POT>400&&POT<500){
Serial.println("NORMAL");
lcd.print(8,0,"NORMAL"); LCD.setCursor(9,0);LCD.print("NORMAL");
lcd.print(5,1,"OFF"); LCD.setCursor(5,1);LCD.print("OFF");
digitalWrite(pump,HIGH);
}
else if (POT<400){
Serial.println("BASAH");
lcd.print(8,0,"BASAH "); LCD.setCursor(9,0);LCD.print("BASAH ");
lcd.print(5,1,"OFF"); LCD.setCursor(5,1);LCD.print("OFF");
digitalWrite(pump,HIGH);
}
}
void setup()
{
Serial.begin(9600);
Blynk.begin(auth, ssid, pass);
timer.setInterval(1000L, sendSensor);
pinMode(pump,OUTPUT);
lcd.clear();
LCD.init();
LCD.backlight();
}
void loop()
{
Blynk.run();
timer.run();
delay(100);
}
Untuk Library nya bisa di download Disini
Untuk Seting Esp8266 Bisa lihat Disini
Seting Aplikasi Blink
untuk Widged yang digunakan adalah
a. LCD
b. Gauge
- Untuk Setting Gauge Inputan di A0
- Untuk Copy token berada di Project Settings
Sekian Semoga Bermanfaat
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