Arduino_Relay_With_IR_Receiver.ino

#include "IRremote.h"
#include <SoftwareSerial.h>

#define REL_SIGNAL 5
#define IR_POLL_DELAY 50
#define WIFI_MODULE_RX 3
#define WIFI_MODULE_TX 2

bool lampOn = false;
int receiver = 11;
IRrecv irrecv(receiver);
decode_results results;
SoftwareSerial WiFiModule(WIFI_MODULE_RX, WIFI_MODULE_TX);

void translateIR() {
  switch (results.value)  {
    case 0xFFA25D:
      Serial.println("POWER");
      if (lampOn) {
        Serial.println("Turn lamp off...");
        digitalWrite(REL_SIGNAL, LOW);
        lampOn = false;
        break;
      }
      Serial.println("Turn lamp on...");
      digitalWrite(REL_SIGNAL, HIGH);
      lampOn = true;
      break;
    default:
      Serial.println("Other button was pressed...");
  }
}

void setup() {
  Serial.begin(115200);
  Serial.println("IR Receiver Button Decode enabling...");
  irrecv.enableIRIn();
  Serial.println("Setting up relay signal as output, and turning it off...");
  pinMode(REL_SIGNAL, OUTPUT);
  digitalWrite(REL_SIGNAL, LOW);
  Serial.println("Setting up WiFI module serial to 115200bps.");
  WiFiModule.begin(115200);
  Serial.println("Done.");
}

void loop() {
  if (irrecv.decode(&results)) {
    Serial.println("Translating...");
    translateIR();
    delay(IR_POLL_DELAY);
    irrecv.resume();
    Serial.println("Resumed...");
  }

  if (WiFiModule.available()) {
    char c = WiFiModule.read() ;
    Serial.print(c);
  }
  
  if (Serial.available()) {
    char c = Serial.read();
    WiFiModule.print(c);
  }
}