esp32 cyd BT

#include "BluetoothSerial.h"

BluetoothSerial SerialBT;

const char* realDeviceName = "EMUCANBT_SPP";  // Replace with actual Bluetooth device name
//uint8_t canDeviceMAC[] =

void setup() {
    Serial.begin(115200);
    SerialBT.begin("ESP32-CYD", true);  // True = ESP32 as a client
	//SerialBT.setPin("1234");
    Serial.println("Attempting to connect to real device...");

    if (SerialBT.connect(realDeviceName)) {
        Serial.println("Connected successfully!");
    } else {
        Serial.println("Connection failed. Retrying...");
    }
}

void loop() {
    if (SerialBT.connected()) {
        if (SerialBT.available()) {
            Serial.print("Received: ");
            Serial.write(SerialBT.read());
        }
    } else {
        Serial.println("Disconnected. Attempting reconnect...");
        SerialBT.connect(realDeviceName);
        delay(5000);
    }
}