BT_RemoteControl.ino

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

#define POWER 0x2FD48B7
#define SOURCE 0x2FDF00F
#define UP 0x2FD41BE
#define DOWN 0x2FDC13E
#define OK 0x2FD916E

#define BAUD_RATE 9600
#define BITS 32

SoftwareSerial RC(4, 2);
IRsend irsend;
String command = "";

void setup() {
  // put your setup code here, to run once:
  Serial.begin(BAUD_RATE);
  RC.begin(BAUD_RATE);

  delay(500);
}

void loop() {
  // put your main code here, to run repeatedly:
  if (RC.available() > 0)
  {
    command = RC.readStringUntil('\n');
    Serial.println(command);
    sendCommand();
  }
  if (Serial.available() > 0)
  {
    command = Serial.readStringUntil('\n');
    sendCommand();
  }
}

void sendCommand() {
  Serial.println("sendCommand");
  if (command == "pow") {
    RC.print("POWER");
      irsend.sendNEC(POWER, BITS);
    } else if (command == "t2h") {
      RC.print("TV2HDMI");
      // SOURCE - UP - UP - OK
      irsend.sendNEC(SOURCE, BITS);
      delay(100);
      irsend.sendNEC(UP, BITS);
      delay(100);
      irsend.sendNEC(UP, BITS);
      delay(100);
      irsend.sendNEC(OK, BITS);
      delay(100);
    } else if (command == "h2t") {
      RC.print("HDMI2TV");
      // SOURCE - DOWN - DOWN - OK
      irsend.sendNEC(SOURCE, BITS);
      delay(100);
      irsend.sendNEC(DOWN, BITS);
      delay(100);
      irsend.sendNEC(DOWN, BITS);
      delay(100);
      irsend.sendNEC(OK, BITS);
      delay(100);
    } else {
      String msg = "Command not recognized";
      Serial.print(msg);
      RC.print(msg);
    }
    RC.print("\n");
}