#include <IRremote.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define IR_RECEIVE_PIN 15  // choose your pin (e.g., D2)

void initModules() {
  IrReceiver.begin(IR_RECEIVE_PIN);  // start receiver
  Serial.println("Ready to receive IR signals...");
}

void setup() {
  Serial.begin(115200);
  initModules();
}

void loop() {
  if (IrReceiver.decode()) {
    // Print raw data
    Serial.print("Received IR code: ");
    Serial.println(IrReceiver.decodedIRData.decodedRawData, HEX);

    // Print protocol + command
    Serial.print("Protocol: ");
    Serial.println(IrReceiver.decodedIRData.protocol);
    Serial.print("Command: ");
    Serial.println(IrReceiver.decodedIRData.command);

    // Prepare for next
    IrReceiver.resume();
  }
}