#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPL3XvWT_aYr"
#define BLYNK_TEMPLATE_NAME "poject3"
#define BLYNK_AUTH_TOKEN "O6zkM7ErXBvIgU5jg5ztdcCtUCvDbuXA"
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include "DHTesp.h"
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";
BlynkTimer timer;
#define LED1 13 // Merah
#define LED2 12 // Kuning
#define LED3 14 // Hijau
#define LED4 27
#define LED5 26
DHTesp dhtSensor;
const int DHT_PIN = 15;
#define Trig 18
#define Echo 19
float jarak = 0;
float ketinggian_air = 0;
//---widget lcd
WidgetLCD lcd(V20);
String inputText;
float latitude, longitude, altitude;
// baca jarak dari sensor ultra sonic
void baca_jarak()
{
digitalWrite(Trig, LOW);
delayMicroseconds(2);
digitalWrite(Trig, HIGH);
delayMicroseconds(10);
digitalWrite(Trig, LOW);
int duration = pulseIn(Echo, HIGH);
jarak = duration * 0.034 / 2;
ketinggian_air = jarak;
}
void setup()
{
dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(LED4, OUTPUT);
pinMode(LED5, OUTPUT);
pinMode(Trig, OUTPUT);
pinMode(Echo, INPUT);
Serial.begin(9600);
//Blynk.begin(auth, ssid, pass);
Blynk.begin(auth, ssid, pass, "iot.serangkota.go.id", 8080);
lcd.clear(); //Use it to clear the LCD Widget
lcd.print(4, 0, "Hello"); // use: (position X: 0-15, position Y: 0-1, "Message you want to print")
lcd.print(4, 1, "World");
delay(1000);
lcd.clear();
}
void loop()
{
TempAndHumidity data = dhtSensor.getTempAndHumidity();
baca_jarak();
Blynk.virtualWrite(V12, data.temperature);
Blynk.virtualWrite(V13, data.humidity);
Blynk.virtualWrite(V14, ketinggian_air);
lcd.print(0, 0, "Temp:");
lcd.print(6, 0, data.temperature);
lcd.print(0, 1, "Hum :");
lcd.print(6, 1, data.humidity);
Blynk.run();
timer.run();
//Serial.println(latitude);
}
BLYNK_WRITE(V11) {
latitude = param[0].asFloat(); // Membaca latitude
longitude = param[1].asFloat(); // Membaca longitude
altitude = param[2].asFloat(); // Membaca altitude (jika tersedia)
// Tampilkan di Serial Monitor
Serial.print("Latitude: ");
Serial.println(latitude);
Serial.print("Longitude: ");
Serial.println(longitude);
Serial.print("Altitude: ");
Serial.println(altitude);
}
BLYNK_WRITE(V10) {
inputText = param.asStr(); // Membaca teks dari widget Text Input
Serial.print("Received Text: ");
Serial.println(inputText);
}
BLYNK_WRITE (V0)
{
digitalWrite(LED1, param.asInt());
}
BLYNK_WRITE (V1)
{
digitalWrite(LED2, param.asInt());
}
BLYNK_WRITE (V2)
{
digitalWrite(LED3, param.asInt());
}
BLYNK_WRITE (V3)
{
digitalWrite(LED4, param.asInt());
}
BLYNK_WRITE (V4)
{
digitalWrite(LED5, param.asInt());
}