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#define TEMP_SENSOR_PIN 12
#define HUMIDITY_SENSOR_PIN 12
#define FAN_PIN 15
#define CO2_PIN 16
#define ULTRASONIC_PIN 17
#define CHECK_FREQUENCY 2 // check sensors every 2 seconds
#define HUMIDITY_DESIRED 75
#define HUMIDITY_VARIATION 3 // ultrasonic turns on at (75 - 3 = 72) and off
// at (75 + 3 = 78)
#include "ota.h"
// Tempature + Humidity Sensor
#include <WiFiClient.h>
#include <DHT.h>
#define DHTPIN 12
#define DHTTYPE DHT11
DHT dht(DHTPIN, DHTTYPE);
WiFiClient *wific = 0;
void setup () {
setupWifi((char *) hostname);
setupOTA((char *) hostname);
Serial.begin(115200);
Serial.println(F("Mushing..."));
dht.begin(); // temp+humidity sensor
wific = new WiFiClient();
}
void log_reading ( float temp_c, float humidity, float heat_index_c ) {
auto fmt = "T: %.2f H: %.2f HI: %.2f\r\n";
char buf[500];
snprintf(buf, sizeof(buf), fmt, temp_c, humidity, heat_index_c);
//Serial.printf(fmt, temp_c, humidity, heat_index_c);
Serial.print(buf);
if (wific->connected()) {
wific->write(buf);
}
}
void loop() {
ArduinoOTA.handle();
auto ip = IPAddress(192,168,1,2);
auto port = 3141;
if (!wific->connected()) {
Serial.println("Attempting to connect");
wific->connect(ip, port);
}
// Wait a few seconds between measurements.
delay(2000);
float h = dht.readHumidity();
float t = dht.readTemperature();
// Check if any reads failed and exit early (to try again).
if (isnan(h) || isnan(t) ) {
Serial.println(F("Failed to read from DHT sensor!"));
return;
}
float hic = dht.computeHeatIndex(t, h, false);
log_reading(t, h, hic);
}
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