ARTIK + MKR1000 + DHT11 + MQTT

Kode

• artik_dht11_sensor.ino
• artik_led_actor.ino

artik_dht11_sensor.inoC/C++

#include #include #include #include "DHT.h"#define DHTPIN 2 // pin digital apa yang kita sambungkan#define DHTTYPE DHT11 / / DHT 11DHT dht(DHTPIN, DHTTYPE);const char* _SSID ="[Wi-Fi SSID]";const char* _PASSWORD ="[Kata Sandi Wi-Fi]"; // ARTIK Cloud MQTT paramschar mqttCloudServer[] ="api.artik.cloud";int mqttCloudPort =8883;char mqttCloudClientName[] ="ARTIK-Arduino";char mqttCloudUsername[] ="[device-id]"; char mqttCloudPassword[] ="[device-token]"; char mqttCloudDataOut[] ="/v1.1/messages/[device-id]"; WiFiSSLClient ipCloudStack;MQTTClient mqttCloudClient;char buf[128];float temperature, moisture;int n =0;void getNextSample(float* Temperature, float* Humidity){ // Tunggu beberapa detik di antara pengukuran. penundaan(2000); // Membaca suhu atau kelembapan membutuhkan waktu sekitar 250 milidetik! // Pembacaan sensor mungkin juga 'berumur' hingga 2 detik (sensornya sangat lambat) *Humidity =dht.readHumidity(); // Baca suhu sebagai Celsius (default) *Temperature =dht.readTemperature(); // Baca suhu sebagai Fahrenheit (isFahrenheit =true) // float f =dht.readTemperature(true); //printf("Temp=%.2f, Pres=%.2f, Humi=%.2f\n", Temp_c__f, Pres_hPa__f, Humi_pct__f); Serial.print("Suhu="); Serial.println(*Suhu); Serial.print("Kelembaban="); Serial.println(*Humidity);}pengaturan kosong() { Serial.begin(57600); dht.mulai(); // Pengaturan Wifi WiFi.begin(_SSID, _PASSWORD); while (WiFi.status() !=WL_CONNECTED) { delay(500); Serial.print("."); } Serial.println(); Serial.println("WiFi terhubung"); Serial.print("Alamat IP:"); Serial.println(WiFi.localIP()); mqttCloudClient.begin(mqttCloudServer, mqttCloudPort, ipCloudStack); Serial.println("mulai koneksi ARTIK Cloud"); Serial.println(); while (!mqttCloudClient.connect(mqttCloudClientName, mqttCloudUsername, mqttCloudPassword)) { Serial.print("*"); penundaan (500); }}void messageReceived(String topic, String payload, char * byte, unsigned int length) {}void sendToArtikCloud(float temperature, float kelembaban) { loadBuffer(suhu, kelembaban); // memuat nilai saat ini ke dalam buffer mqttCloudClient.publish(mqttCloudDataOut, buf);}void loadBuffer(suhu mengambang, kelembaban mengambang) { StaticJsonBuffer<200> jsonBuffer; JsonObject&dataPair =jsonBuffer.createObject(); dataPair["suhu"] =suhu; dataPair["kelembaban"] =kelembapan; dataPair.printTo(buf, sizeof(buf));}void loop() { if (++n> 10) { Serial.println("Berhenti."); keluar (0); } mqttCloudClient.loop(); penundaan (1000); getNextSample(&suhu, &kelembaban); Serial.println("Menerbitkan..."); Serial.println(); sendToArtikCloud(suhu, kelembaban); delay(15000);}

artik_led_actor.inoC/C++

#include #include #include #define LED_RED_PIN 11#define LED_YELLOW_PIN 13#define RED_DELAY 5000#define YELLOW_DELAY 10000const char* SSID Wi-Fi =" ]";const char* _PASSWORD ="[Kata Sandi Wi-Fi]"; // ARTIK Cloud MQTT paramschar mqttCloudServer[] ="api.artik.cloud";int mqttCloudPort =1883;char mqttCloudClientName[] ="ARTIK-Arduino";char mqttCloudUsername[] ="[device-id]"; char mqttCloudPassword[] ="[device-token]"; char mqttCloudActionsIn[] ="/v1.1/actions/[device-id]"; WiFiClient ipCloudStack;MQTTClient mqttCloudClient;char buf[128];int saveRedValue, savedYellowValue;unsigned long storedRedTime, storedYellowTime;void setup() { Serial.begin(57600); pinMode(LED_RED_PIN, OUTPUT); pinMode(LED_YELLOW_PIN, OUTPUT); SaveRedValue =SaveYellowValue =0; // Pengaturan Wifi WiFi.begin(_SSID, _PASSWORD); while (WiFi.status() !=WL_CONNECTED) { delay(500); Serial.print("."); } Serial.println(); Serial.println("WiFi terhubung"); Serial.print("Alamat IP:"); Serial.println(WiFi.localIP()); mqttCloudClient.begin(mqttCloudServer, mqttCloudPort, ipCloudStack); Serial.println("mulai koneksi ARTIK Cloud"); Serial.println(); while (!mqttCloudClient.connect(mqttCloudClientName, mqttCloudUsername, mqttCloudPassword)) { Serial.print("*"); penundaan (500); } mqttCloudClient.subscribe(mqttCloudActionsIn);}void messageReceived(String topic, String payload, char * byte, unsigned int length) { Serial.print("topic="); Serial.println(topik); Serial.print("payload="); Serial.println(muatan); Serial.print("byte="); Serial.println(byte); Serial.print("panjang="); Serial.println(panjang); parseBuffer(payload);}void parseBuffer(String payload) { StaticJsonBuffer<200> jsonBuffer; String json =muatan; JsonObject&root =jsonBuffer.parseObject(json); const char* nameparam =root["tindakan"][0]["nama"]; const int actionLEDRed =root["actions"][0]["parameters"]["led_red"]; const int actionLEDYellow =root["actions"][0]["parameters"]["led_yellow"]; Serial.print("nama="); Serial.println(namaparam); Serial.print("led_red="); Serial.println(actionLEDRed); Serial.print("led_yellow="); Serial.println(actionLEDYellow); Serial.println(); if (actionLEDRed ==1) { if (savedRedValue !=actionLEDRed) { digitalWrite(LED_RED_PIN, HIGH); saveRedValue =actionLEDRed; } saveRedTime =milis(); } else { if (savedRedValue !=actionLEDRed) { if (millis() - saveRedTime> RED_DELAY) { digitalWrite(LED_RED_PIN, LOW); saveRedValue =actionLEDRed; } } } if (actionLEDYellow ==1) { if (savedYellowValue !=actionLEDYellow) { digitalWrite(LED_YELLOW_PIN, HIGH); saveYellowValue =actionLEDYellow; } saveYellowTime =milis(); } else { if (savedYellowValue !=actionLEDYellow) { if (millis() - saveYellowTime> YELLOW_DELAY) { digitalWrite(LED_YELLOW_PIN, LOW); saveYellowValue =actionLEDYellow; } } } }loop kosong() { mqttCloudClient.loop(); penundaan (500); }