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Blynk.cpp
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60 lines (47 loc) · 1.11 KB
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#include <Arduino.h>
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <DHT.h>
#define BLYNK_PRINT Serial
int pin = 16;
#define DHTPIN 17
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
unsigned long previousMillis = 0;
char auth[] = "token";
char ssid[] = "ssid";
char pass[] = "password";
void setup() {
pinMode(pin, OUTPUT);
pinMode(pin, HIGH);
Serial.begin(115200);
dht.begin();
delay(10);
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.begin(ssid, pass);
int wifi_ctr = 0;
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("WiFi connected");
Blynk.begin(auth, ssid, pass);
}
void loop(){
Blynk.run();
unsigned long currentMillis = millis();
if (currentMillis - previousMillis >= 10000) {
previousMillis = currentMillis;
float t = dht.readTemperature();
if (!isnan(t)) {
Blynk.virtualWrite(V0, t);
}
float h = dht.readHumidity();
if (!isnan(h)) {
Blynk.virtualWrite(V1, h);
}
Serial.println(t);
}
}