#if defined(ESP8266)
#include <ESP8266WiFi.h>
#elif defined(ESP32)
#include <WiFi.h>
#endif
#include "ThingsBoard.h"
#include "DHTesp.h"
#define CURRENT_FIRMWARE_TITLE "TEST"
#define CURRENT_FIRMWARE_VERSION "1.0.0"
#define WIFI_SSID "Wokwi-GUEST"
#define WIFI_PASSWORD ""
#define TOKEN "weQLuuPuvapOYILBbp8i"
#define THINGSBOARD_SERVER "thingsboard.cloud"
//oled
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64
#define OLED_RESET 4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
#define SERIAL_DEBUG_BAUD 115200
const int DHT_PIN = 15;
DHTesp dhtSensor;
// Initialize ThingsBoard client
WiFiClient espClient;
// Initialize ThingsBoard instance
ThingsBoard tb(espClient);
// the Wifi radio's status
int status = WL_IDLE_STATUS;
void InitWiFi()
{
Serial.println("Connecting to AP ...");
// attempt to connect to WiFi network
WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("Connected to AP");
}
void reconnect() {
// Loop until we're reconnected
status = WiFi.status();
if ( status != WL_CONNECTED) {
WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("Connected to AP");
}
}
int buzzerPin = 4;
void setup()
{
Serial.begin(SERIAL_DEBUG_BAUD);
Serial.println();
InitWiFi();
dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
pinMode(33, OUTPUT);//led_merah
pinMode(25, OUTPUT);//led_hijau
pinMode(26, OUTPUT);//led_biru
pinMode(27, OUTPUT);//aktuator pemanas
pinMode(14, OUTPUT);//aktuator pendingin
pinMode(12, OUTPUT);//aktuator sirkulasi udara
pinMode(buzzerPin, OUTPUT);
if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64
Serial.println(("SSD1306 allocation failed"));
for(;;);
display.display();
delay(2000);
display.clearDisplay();
}
/// pembukaan sistem
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println(("Selamat Datang"));
display.display(); // Show initial text
delay(100);
//efek font
display.startscrollright(0x00, 0x0F);
delay(2000);
display.stopscroll();
delay(1000);
display.startscrollleft(0x00, 0x0F);
delay(2000);
display.stopscroll();
delay(1000);
}
void loop() {
// put your main code here, to run repeatedly:
delay(1000); // this speeds up the simulation
if (WiFi.status() != WL_CONNECTED) {
reconnect();
}
if (!tb.connected()) {
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println("Connect Server");
display.display(); // Show initial text
delay(100);
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println("Thingsboard.cloud");
display.display(); // Show initial text
delay(100);
display.clearDisplay();
// Connect to the ThingsBoard
Serial.print("Connecting to: ");
Serial.print(THINGSBOARD_SERVER);
Serial.print(" with token ");
Serial.println(TOKEN);
if (!tb.connect(THINGSBOARD_SERVER, TOKEN)) {
Serial.println("Failed to connect");
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println("Failed to connect");
display.display(); // Show initial text
delay(100);
return;
}
}
Serial.println("Sending data...");
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println(("Sending data"));
display.display(); // Show initial text
delay(100);
// Uploads new telemetry to ThingsBoard using MQTT.
// See https://thingsboard.io/docs/reference/mqtt-api/#telemetry-upload-api
// for more details
TempAndHumidity data = dhtSensor.getTempAndHumidity();
tb.sendTelemetryInt("temperature", data.temperature);
tb.sendTelemetryFloat("humidity", data.humidity);
Serial.print("Suhu : ");
Serial.print(data.temperature);
Serial.print(" Kelembaban : ");
Serial.println(data.humidity);
if(data.temperature < 26){
Serial.println("suhu rendah");
led_dingin();
tampil_oled();
tone_dingin();
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println(("Suhu Rendah/Dingin"));
display.display(); // Show initial text
delay(100);
}
else if ((data.temperature >=26)&&(data.temperature<=34)){
Serial.println("normal");
led_normal();
tampil_oled();
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println(("Suhu Normal"));
display.display(); // Show initial text
delay(100);
}
else if (data.temperature > 34) {
Serial.println("panas");
led_panas();
tampil_oled();
tone_panas();
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println(("Suhu Tinggi!"));
display.display(); // Show initial text
delay(100);
}
tb.loop();
tb.loop();
}
}
void tone_panas(){
tone(buzzerPin, 1000);
delay(1000);
tone(buzzerPin, 0);
delay(50);
tone(buzzerPin, 1000);
delay(500);
tone(buzzerPin, 0);
delay(20);
}
void tone_dingin(){
tone(buzzerPin, 300);
delay(800);
tone(buzzerPin, 0);
delay(50);
tone(buzzerPin, 300);
delay(500);
tone(buzzerPin, 0);
delay(50);
}
///// fungsi led
void led_dingin(){
digitalWrite(26, HIGH);
digitalWrite(25, LOW);
digitalWrite(33, LOW);
//aktuator pemanas
digitalWrite(27, HIGH);
}
void led_normal(){
digitalWrite(26, LOW);
digitalWrite(25, HIGH);
digitalWrite(33, LOW);
//aktuator sirkulasi
digitalWrite(12, HIGH);
}
void led_panas(){
digitalWrite(26, LOW);
digitalWrite(25, LOW);
digitalWrite(33, HIGH);
//aktuator pendingin
digitalWrite(14, HIGH);
}
void tampil_oled(){
//kirim data real time langsung dari sensor ke interface
TempAndHumidity data = dhtSensor.getTempAndHumidity();
tb.sendTelemetryInt("temperature", data.temperature);
tb.sendTelemetryFloat("humidity", data.humidity);
display.clearDisplay();
display.setTextSize(2); // Draw 2X-scale text
display.setTextColor(SSD1306_WHITE);
display.setCursor(10, 0);
display.println(("Suhu :" + String(data.temperature)));
display.print("C");
display.display(); // Show initial text
delay(100);
}