Bluetoo Comando AT

#include <SoftwareSerial.h>
//NOTA: após fazer os comandos AT, tirar o fio do pino 5, e então o Bluetooth entrara em modo de uso normal
//Alguns Comandos ATs:
//AT+NAME=<nomeDoDispositivoBT>   -> altera o nome de display do bluetooth
//AT+PSWD=<senha>                 -> altera a senha do bluetooth
SoftwareSerial BTSerial(8, 9); // RX | TX //Conectar o TX do Bluetooth no 8  //Conectar o RX do Bluetooth no 9
void setup()
{
  pinMode(5, OUTPUT);
  digitalWrite(5, HIGH); // this pin will pull the HC-05 pin 34 (key pin) HIGH to switch module to AT mode

  Serial.begin(9600);
  Serial.println("Digite AT Comandos:");
  BTSerial.begin(38400);  // HC-05 default speed in AT command more

}

void loop()
{

  // Keep reading from HC-05 and send to Arduino Serial Monitor
  if (BTSerial.available())
  {
    Serial.write(BTSerial.read());
  }
  // Keep reading from Arduino Serial Monitor and send to HC-05
  if (Serial.available())
  {
    BTSerial.write(Serial.read());
  }



}