// Praktik 4 - HTTP Request with Blynk.io (Cloud)
// Wahyu Priambodo / TMJ 3B / 2207421048
#define BLYNK_PRINT Serial
// Blynk configuration
#define BLYNK_TEMPLATE_ID "TMPL6BT5dncQ0"
#define BLYNK_TEMPLATE_NAME "PraktikWokwi"
#define BLYNK_AUTH_TOKEN "_uZ2S_tRjAnKZ5vHbM-3Wq7EZdN9pqpP"
#define LED 2 // Pin LED ungu
#define DHT_PIN 15 // Pin sensor DHT22
// WiFi Connection
#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASS ""
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include "DHTesp.h"
DHTesp dhtSensor;
BlynkTimer timer;
BLYNK_WRITE(V1) // V1 = Pin widget Switch pada dashboard Blynk Cloud
{
int pinValue = param.asInt();
digitalWrite(LED, pinValue);
}
void sendSensor()
{
TempAndHumidity data = dhtSensor.getTempAndHumidity();
Serial.println("Temp: " + String(data.temperature, 2) + "°C");
Serial.println("Humidity: " + String(data.humidity, 1) + "%");
Serial.println("---");
Blynk.virtualWrite(V0, data.temperature); // Send data ke pin V0 di dashboard Blynk Cloud
}
void setup()
{
Serial.begin(9600);
Blynk.begin(BLYNK_AUTH_TOKEN, WIFI_SSID, WIFI_PASS);
pinMode(LED, OUTPUT);
dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
timer.setInterval(2000L, sendSensor);
}
void loop()
{
Blynk.run();
timer.run();
}