IRremote/InfraTrans/InfraTrans.ino

#include <IRremote.h>

const int led = LED_BUILTIN; // On board LED, Pin 13
const int RECV_PIN = 7; // IR Receiver
String input = "";
bool done = false;
IRsend sendr; // Make Send Object, DANGER a fixed pin number is always used! (3)
//IRrecv recvr(RECV_PIN); // Make Recever Object
decode_results results; // Make Results Object to store received codes

void setup() {
  // Initalize on board LED
  pinMode(led, OUTPUT);
  digitalWrite(led, LOW);
  
  // Initalize input routine
  input.reserve(60); // Max input of chars, to merge into string
  done = false;

  // Initalize IR connections
  //recvr.enableIRIn();
  //recvr.blink13(false); // Disabled Pin 13 blinking on IR signal received
  
  // Initalize Output routine
  Serial.begin(9600); // Serial COM's Port
  while(!Serial) { delay(10); } // Wait for conection
  Serial.println("Serial Connected!");
  digitalWrite(LED_BUILTIN, LOW);
}

void sendCode(byte code, int bit_len, bool repeat) {
  // If repeat the code then repeat it 3 times
  if(repeat) {
    for(int x = 0; x <= 3; x++) {
      sendr.sendNEC(code, bit_len);
      delay(40);
    }
  } else {
    // Else send the code then repeat a blank 2 times
    sendr.sendNEC(code, bit_len);
    delay(40);
    for(int x = 0; x <= 2; x++) {
      sendr.sendNEC(0xFFFFFFFF, 32);
      delay(40);
    }
  }
}

void action(String act){
  // Given String execute action
  if(act == "tv p"){
    sendCode(0x57E3E817, 32, true);
    Serial.println("tv power");
  } else if(act == "m p"){
    sendCode(0x807F02FD, 32, false);
    Serial.println("movie power");
  }
}

void loop() {
  // Are we sending/receiving data?
  if(Serial.available() > 0) {
    char in = (char)Serial.read();
    if (in == '\n') {
      done = true;
    } else if (in == '\n') {
      done = true;
    } else {
      input += in;
    }
  }
  if(done){
    action(input); // Execute command / handle command
    input = "";
    done = false;
  }
}