#include <WiFi.h>
#include <PubSubClient.h>
const int Relay1 = 26;
const int Relay2 = 27;
const int Relay3 = 14;
const int Relay4 = 12;
const int Relay5 = 13;
const int Relay6 = 21;
const int Relay7 = 2;
const int Relay8 = 4;
const int Relay9 = 18;
const int Relay10 = 19;
// Update these with values suitable for your network.
//WIFI SETUP
const char* ssid = "XXXXXXXXXXXXXXX"; //WiFI Name
const char* password = "XXXXXXXXXX"; //WiFi Password
const char* mqtt_server = "iot.reyax.com";
//MQTT SETUP
const char* username = "XXXXXXX"; //Reyax Useename
const char* pass = "XXXXXXXXX"; //Reyax Password
const char* topic = "api/request";
const char* clientID = "ESP8266Client-"; // client id
//String msgStr = ""; // MQTT message buffer
#define sub1 "switch1"
#define sub2 "switch2"
#define sub3 "switch3"
#define sub4 "switch4"
#define sub5 "switch5"
#define sub6 "switch6"
#define sub7 "switch7"
#define sub8 "switch8"
#define sub9 "switch9"
#define sub10 "switch10"
WiFiClient espClient;
PubSubClient client(espClient);
unsigned long lastMsg = 0;
#define MSG_BUFFER_SIZE (300)
char msg[MSG_BUFFER_SIZE];
int value = 0;
void setup_wifi() {
delay(10);
// We start by connecting to a WiFi network
Serial.println();
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
randomSeed(micros());
Serial.println("");
Serial.println("WiFi connected");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
}
void reconnect() {
while (!client.connected()) {
if (client.connect(clientID, username, pass)) {
Serial.println("MQTT connected");
client.subscribe(sub1);
client.subscribe(sub2);
client.subscribe(sub3);
client.subscribe(sub4);
client.subscribe(sub5);
client.subscribe(sub6);
client.subscribe(sub7);
client.subscribe(sub8);
client.subscribe(sub9);
client.subscribe(sub10);
//Serial.println(sub1);
} else {
Serial.print("failed, rc=");
Serial.print(client.state());
Serial.println(" try again in few seconds");
delay(500);
}
}
}
void callback(char* topic, byte* payload, unsigned int length) {
Serial.print("Message arrived in topic: ");
Serial.println(topic);
Serial.print("Message:");
for (int i = 0; i< length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
Serial.print("Message size :");
Serial.println(length);
Serial.println();
Serial.println("-----------------------");
if (strstr(topic, sub1))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay1, LOW); // Turn the LED on (Note that LOW is the voltage level
Serial.print("Relay1 LOW");
} else {
digitalWrite(Relay1, HIGH); // Turn the LED off by making the voltage HIGH
Serial.print("Relay1 HIGH");
}
}
else if ( strstr(topic, sub2))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay2, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay2, HIGH); // Turn the LED off by making the voltage HIGH
}
}
else if ( strstr(topic, sub3))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay3, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay3, HIGH); // Turn the LED off by making the voltage HIGH
}
}
else if ( strstr(topic, sub4))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay4, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay4, HIGH); // Turn the LED off by making the voltage HIGH
}
}
else if ( strstr(topic, sub5))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay5, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay5, HIGH); // Turn the LED off by making the voltage HIGH
}
}else if ( strstr(topic, sub6))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay6, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay6, HIGH); // Turn the LED off by making the voltage HIGH
}
}else if ( strstr(topic, sub3))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay7, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay7, HIGH); // Turn the LED off by making the voltage HIGH
}
}else if ( strstr(topic, sub8))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay8, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay8, HIGH); // Turn the LED off by making the voltage HIGH
}
}else if ( strstr(topic, sub9))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay9, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay9, HIGH); // Turn the LED off by making the voltage HIGH
}
}
else if ( strstr(topic, sub10))
{
for (int i = 0; i < length; i++) {
Serial.print((char)payload[i]);
}
Serial.println();
// Switch on the LED if an 1 was received as first character
if ((char)payload[0] == '0') {
digitalWrite(Relay10, LOW); // Turn the LED on (Note that LOW is the voltage level
} else {
digitalWrite(Relay10, HIGH); // Turn the LED off by making the voltage HIGH
}
}
else
{
Serial.println("unsubscribed topic");
}
}
void setup() {
pinMode(Relay1, OUTPUT);
pinMode(Relay2, OUTPUT);
pinMode(Relay3, OUTPUT);
pinMode(Relay4, OUTPUT);
pinMode(Relay5, OUTPUT);
pinMode(Relay6, OUTPUT);
pinMode(Relay7, OUTPUT);
pinMode(Relay8, OUTPUT);
pinMode(Relay9, OUTPUT);
pinMode(Relay10, OUTPUT);
Serial.begin(115200);
setup_wifi();
client.setServer(mqtt_server, 1883);
client.setCallback(callback);
}
void loop() {
if (!client.connected()) {
reconnect();
}
client.loop();
delay(50);
}