Esp32 bluetooth serial

Esp32 bluetooth serial. Configure Classic Bluetooth in ESP32 for Serial Communication. Is it possible to secure the Bluetooth connection on ESP32? I previously used the HC-05 bluetooth module for providing Bluetooth tty access for interactions and programming; the ESP32, though, is only slightly more expensive and provides many features that the HC-05 cannot offer -- including that it itself can be programmed over-the-air to add your own features and functionality very easily. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. What is Bluetooth Classic? For the overview of the ESP32 Bluetooth stack architecture, follow the links below: ESP32 Bluetooth Architecture (PDF) Code examples for this API section are provided in the bluetooth/bluedroid directory of ESP-IDF examples. Con Bluetooth podemos transmitir datos de diferentes sensores a ESP32 o crear una red mallada de ESP32 Bluetooth dentro de nuestro proyecto. 0 core specification. USB to UART bridge of ESP32-DevKitC in Windows Device Manager Two USB Serial Ports of ESP-WROVER-KIT in Windows Device Manager Check Port on Linux and macOS Mar 29, 2021 · COMポートが2つ追加されますが、Bluetooth設定のCOMポートタブで、名前にESP32SPPを含むポートを選択すれば通信できます。 ↩ 実際にはM5側でも接続するか否かをユーザに選択してもらい、esp_bt_gap_pin_replyを呼び出すという形になります。 Bluetooth Low Energy (BLE), sometimes referred to as “Bluetooth Smart,” is a light-weight subset of classic Bluetooth introduced as part of the Bluetooth 4. Find out the differences between Bluetooth Classic and BLE, and how to program the ESP32 with Arduino IDE. You might also like reading: Learn ESP32 with We would like to show you a description here but the site won’t allow us. The BLE server advertises characteristics that contain sensor readings that the client can read. In this tutorial, we’ll teach you how to get started using Bluetooth in your projects by sending sensor data between multiple SparkFun Thing Plus ESP32 Wroom USB-C devices. Although we can open a new instance of the Arduino IDE and open a new terminal for the Bluetooth emulated COM port, I’ve been experiencing some crashes with it, so I will be using Für dieses Tutorial benötigst du nur einen ESP32 und ein Android-Smartphone, auf dem du die kostenfreie App Serial Bluetooth Terminal installieren kannst. So machst du deinen ESP32 in der Arduino IDE verfügbar. Contribute to iot-bus/BLESerial development by creating an account on GitHub. May 26, 2024 · ESP32 Bluetooth Serial Library. In this tutorial, we will deploy the sample code of Arduino ESP32 to the device, and we will confirm the advertisement on your Note: For using the ESP32's traditional Bluetooth as a serial device, please see the example Arduino sketch that is now included in the ESP32 Arduino package. 25 Results. Send. Mar 26, 2023 · Project 1: Bluetooth Classic. The ESP32 is a very powerful microcontroller with integrated WiFi and Bluetooth. Viene con doble Bluetooth Classic y Bluetooth Low Energy. The tiny ESP32 microcontroller offers both WiFi and dual-mode Bluetooth support combined with ample processing power for Internet of Things and automation applications. h" . Now we are going to see several examples of classic Bluetooth, but using a Callback ロボット好き、あつまれ～ //This example code is in the Public Domain (or CC0 licensed, at your option. In this tutorial, we will perform UART or serial communication between two ESP32 boards using UART hardware library of Arduino IDE. Apr 1, 2024 · But additionally, the ESP32 SoC also has Bluetooth support as well. And by the end of this article, you would be able to use the ESP32 Bluetooth module with Arduino IDE to control external LEDs connected to the GPIO pins. print (), Serial. Learn how to use ESP32 Bluetooth Classic with Arduino IDE for various applications like Android communication, BT terminal, and ESP32 to ESP32 communication. 3-RC1 and didn't see anything directly related to the Bluetooth Serial library except ESP32 Classic Bluetooth® AT Commands Introduction. I read through the release notes for 2. No caso do bluetooth, o serviço é o blues, uma das ferramentas é a hci, mas pela interface do sistema já dá pra conectar ao dispositivo e criar uma serial. Mar 13, 2018 · In this tutorial we will check how to receive data on a serial connection operating over Bluetooth classic. Chờ vài giây để thiết bị BLE này quét tìm thiết bị xung quanh nó. Arduino IDE does not come with the ESP32 installed by default. Dec 27, 2023 · Bluetooth wireless technology has become ubiquitous in modern devices for short-range communication. // This example creates a bridge between Serial and Classical Bluetooth (SPP) // and also demonstrate that SerialBT have the same functionalities of a normal Serial // Note: Pairing is authenticated automatically by this device After connecting with the ESP32test, we can type the string and send it to ESP32. If I add bluettooth this value jumps up to 96% memory used. Bluetooth Serial Library for ESP32 Arduino. I need to use Bluetooth SPP protocol to communicate with PC as serial port. May 31, 2020 · Data serial dari smartphone (yang sebelumnya telah di-pairing dengan bluetooth dengan ESP32), dikirim menggunakan aplikasi terminal. "This library handles the data formating, transmission and receiving with the // This example creates a bridge between Serial and Classical Bluetooth (SPP with authentication) // and also demonstrate that SerialBT have the same functionalities of a normal Serial // SSP - Simple Secure Pairing - The device (ESP32) will display random number and the user is responsible of comparing it to the number Apr 19, 2021 · There is a gotcha lurking in wait for hackers who look at a piece of equipment, see a port labeled “Serial / RS-232”, and start to get ideas. Is there any possability to reduce the memory Sep 4, 2022 · はじめに . It makes working with Classic Bluetooth almost as easy as working with a serial connection. h One ESP32 will act as a server and advertise the data and initiate the connection, the second ESP32 will act as a client and will receive the data from the server. We will be sending some strings from one esp32 to the other one using BLE connection. Set the device mode as SoftAP in the network configuration interface, as Figure 3-7 shows. Without including BluetoothSerial and without creating an object #include "BluetoothSerial. I have successfully implemented pass key aka pin code authentication functionality in my lolin 32 using Arduino as IDE in classic Bluetooth mode for sending data over serial Bluetooth profile. Turning LED ON and OFF using ESP32 Bluetooth. espressif / arduino-esp32 Public. Nov 11, 2021 · Make a BLE (Bluetooth Low Energy) connection between two ESP32 boards. USB to UART bridge of ESP32-DevKitC in Windows Device Manager Two USB Serial Ports of ESP-WROVER-KIT in Windows Device Manager Check Port on Linux and macOS Contribute to espressif/arduino-esp32 development by creating an account on GitHub. Mar 16, 2018 · Tutorial on how to send data from the ESP32 to a Bluetooth enabled laptop, using a serial communication emulated over Bluetooth Classic. After uploading of the code open serial monitor in your Arduino IDE & then connect the Bluetooth (esp32) from you smartphone. Figures below show serial port for ESP32 DevKitC and ESP32 WROVER KIT. In this project, I will try to control the ESP32 outputs when receiving a certain message. com/netopaschoal/esp32-bluetooth Bạn hãy mở Serial Monitor của ESP32, ví dụ như của máy khách (BLE_scan) và nhấn nút ENABLE trên ESP32 để khởi động lại. AT+BTSPPINIT: Classic Bluetooth SPP profile initialization. 環境ESP32はbluetooth付のコレ:waves NodeMCU-32… Jan 2, 2020 · ESP32でBluetoothを使うためにいくつか準備することがあります。 まず初めに、 Installation instructions using Arduino IDE Boards Manager にある通りに Boards Managerの設定を行います。 No Linux os dispositivos são arquivos descritores; a USB tem o dispositivo apontando para algo como /dev/ttyUSB0 para o primeiro dispositivo conectado à USB. Aug 14, 2022 · ESP32-WROOM-32EはWiFi通信とBluetooth通信ができるのが特徴です。親機と子機に分けたESP-WROOM-32EにBluetoothSerialライブラリを実装し子機のセンサー情報を親機に通信して動作確認を行いました。 Nov 16, 2023 · This guide provides a beginner-friendly introduction to using Web Bluetooth with the ESP32. Mar 14, 2018 · The objective of this esp32 tutorial is to explain how to get started with the BluetoothSerial ESP32 library, in order to send data to a emulated Serial connection, operating over Bluetooth classic. The issue is the fact that the older the eq… The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e. Setting ESP32 as a SoftAP 1. write () functions on ESP32, ESP32 output data to TX pin or read data come from RX pin. Jun 13, 2024 · This tutorial is a getting started guide to Bluetooth Low Energy (BLE) with the ESP32 programmed with MicroPython firmware. Jun 11, 2024 · ESP32 Web Bluetooth (BLE): Getting Started Guide; ESP32 Bluetooth Classic with Arduino IDE – Getting Started; This is an excerpt from our course: Learn ESP32 with Arduino IDE. Oct 31, 2023 · The Bluetooth Serial Port Profile (SPP) server is a Bluetooth profile that emulates the behavior of a traditional serial port (RS-232) over a wireless Bluetooth connection. Jun 1, 2024 · ESP32に搭載されているBluetooth（SPP）を使用してパソコンと無線通信してみます。既存の有線シリアル通信をほぼそのまま無線化できるのでかなり簡単にパソコンやスマホと無線することができて便利。簡単な例題で方法をまとめておきます。 Pero antes de que alguien se asuste, empecemos diciendo que el ESP32 dispone de un modo de trabajo (Y librerías) para trabajar en un modo llamado “ESP32 Serial Bluetooth”, que es exactamente lo que antes hacías en tus proyectos con el HC-05 y HC-06. Apr 27, 2023 · There are various ways to program ESP32 to work with Bluetooth, such as using Arduino IDE, ESP-IDF, or third-party libraries such as Bluetooth Serial Library. Receive. You signed out in another tab or window. 0 this library does not support legacy pairing (using fixed PIN consisting of 4 digits). You switched accounts on another tab or window. To debug and program ESP32 using a USB port, the serial port which is known as Universal Asynchronous Receiver/Transmitter Communication is used. You can check the wri Mar 29, 2021 · COMポートが2つ追加されますが、Bluetooth設定のCOMポートタブで、名前にESP32SPPを含むポートを選択すれば通信できます。 ↩ 実際にはM5側でも接続するか否かをユーザに選択してもらい、esp_bt_gap_pin_replyを呼び出すという形になります。 The ESP32 development board has an inbuilt Bluetooth module. May 6, 2023 · Hi everybody, I want to develop a system and want to design it with ESP32-C3-mini-1 module. Power up the module. 2のときのものです。 Feb 20, 2019 · In this tutorial we will check how to detect the client disconnection event when using the Bluetooth Serial library of the Arduino core, running on the ESP32. Oct 16, 2018 · Learn how to use Serial Bluetooth functionality in ESP32 to pair with a smartphone and toggle an LED using a Bluetooth Terminal app. Output on Serial Monitor Bluetooth Terminal App Output . com/esp32-bluetooth-classic-arduino-ide/Enroll in "Learn ESP32 w Nome do aplicativo utilizado: serial bluetooth terminalCódigo: https://github. // This example creates a bridge between Serial and Classical Bluetooth (SPP) Aug 6, 2019 · Enter Bluetooth! It’s a relatively simple way for electronic devices to wirelessly connect by using a radio frequency to share data over short distances. ESP32 as a Server. Reload to refresh your session. Bluetooth. Contribute to olegv142/esp32-bt-serial development by creating an account on GitHub. Mar 2, 2020 · Halo! ketemu lagi sama aku di hari senin yang cerah ini. h Handles the Bluetooth Serial connection to BluetoothSerial Connect iOS app. read (), Serial. BLE is designed for devices that send small amounts of data infrequently and operate on small batteries. Dec 27, 2023 · The Bluetooth Classic stack on ESP32 allows streaming data over traditional Bluetooth connections, like configuring Bluetooth speakers or building custom controllers. This means the bluetooth-object needs 45% of the whole memory. USB to UART bridge of ESP32-DevKitC in Windows Device Manager Two USB Serial Ports of ESP-WROVER-KIT in Windows Device Manager Check Port on Linux and macOS The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e. ESP32もbluetooth接続デバイスをやるのも初めてなのでメモ. ESP32 Bluetooth is a dual-mode system. AT+BTSCANMODE: Set Classic Bluetooth scan mode. First of all what are we making here? In this tutorial we'll be building an Android app that connects to the ESP32 via Bluetooth to establish two-way communication. Disconnect ESP32 and connect it back, to verify which port disappears from the list and then shows back again. Also, we can send a string to our Smartphone via ESP32 Bluetooth. Arduino IDE. Kali ini aku mau cerita pengalamanku nyoba bluetooth serial pake esp32. A helpful BluetoothSerial library wraps lower-level functions into an easy Serial interface. This example using Arduino works well for me and I imagine is a very common application of Apr 15, 2020 · Hi, I'm working on a project where I need multiple libraries. In part 1 we f May 27, 2020 · （日本語版はこちらです） （前往繁體中文版）. Click vào biểu tượng kết nối trên cùng để kết nối Bluetooth với ESP32, khi đang kết nối và kết nối thành công thì app sẽ báo trạng thái như hình: Mar 13, 2018 · Now, in order to establish the serial communication with the ESP32 over Bluetooth, we will need an additional serial monitor, so we can send the data to the device. BluetoothSerial SerialBT; the compilers says 51% of memory used. ESP32 es una placa de microcontrolador con soporte dual para WiFi y Bluetooth. Communications using Classic Bluetooth on the ESP32 use serial data. Obtiene el estado de los pulsadores. Introduction to TTL to RS232 Module. When you use the serial communication by using Serial. g. You signed in with another tab or window. Get your first ESP32 boar Comunicación serial ESP32 a través de Bluetooth utilizando Arduino IDE La comunicación inalámbrica se ha vuelto cada vez más común en el mundo de la programación y el internet de las cosas. Learn how to use Bluetooth Classic on the ESP32, a dual-mode microcontroller that supports both Bluetooth and WiFi. AT+BTSTARTDISC: Start Classic Bluetooth discovery. The ESP32 microcontroller has gained immense popularity among hobbyists and professionals alike, thanks to its powerful features and versatility. A simple Serial compatible library using ESP32 classical Bluetooth Serial Port Profile (SPP) Note: Since version 3. Understanding how Bluetooth Low Energy works is a bit more complicated than Bluetooth Classic. Bluetooth Low Energy is a low-energy version of Bluetooth that sends small packets of data at regular intervals. Our first ESP32 will be acting as a Bluetooth server. Jun 22, 2002 · ESP32와 arduino로 bluetooth 통신을 해본다. Connect the EspBlufi app to ESP32 via Bluetooth. Envía un mensaje a LCD. May 10, 2019 · Learn how to use ESP32 Bluetooth Classic to exchange data between an ESP32 and an Android smartphone. In this step-by-step tutorial, we will learn how to configure WiFi on ESP32 using Bluetooth. App Inventor. The Espressif BluetoothSerial Library simplifies working with the Bluetooth serial interface. Apr 27, 2018 · In this tutorial we will check how to control a relay remotely using serial communication over Bluetooth Classic. AT+BTINIT: Classic Bluetooth initialization. Siapkan modul ESP32 yang bisa kalian beli di Tokopedia; Buka example Bluetooth Serial Master ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. See all results Open the serial window for the ESP32 module which has the client code. Begitu data diterima, ESP32 akan memproses data tersebut dan memutuskan apakah GPIO yang terhubung pada LED berada di logika 1 atau 0. Follow the steps to program the ESP32, connect to the Bluetooth terminal app, and control an LED and send sensor readings. The tests were performed using a DFRobot’s ESP32 module integrated in a ESP32 development board. 0. USB to UART bridge of ESP32-DevKitC in Windows Device Manager Two USB Serial Ports of ESP-WROVER-KIT in Windows Device Manager Check Port on Linux and macOS Disconnect ESP32 and connect it back, to verify which port disappears from the list and then shows back again. 3. Specifically, the Bluetooth system in ESP32 is compliant with Bluetooth v4. Learn how to use ESP32 Bluetooth. The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 development board. 3. 9. En este tutorial, aprenderás cómo utilizar tu ESP32 para comunicarte con otros dispositivos a través de Bluetooth utilizando el IDE de Arduino. And in devices section of app you can connect to ESP32 and then you will get message "connecting to ESP32". Introduction Dec 9, 2018 · In this tutorial we will learn how to detect the client connection event when using the Bluetooth Serial library of the Arduino core. ロボット好き、あつまれ～ //This example code is in the Public Domain (or CC0 licensed, at your option. ESP32 Bluetooth Networking Examples Meanwhile, the following log will be output to the serial port tool: ! 3. In this post, I will show you how to use the ESP32 Bluetooth module with Arduino IDE. . Sau khi ghép nối, bạn hãy mở app Serial Bluetooth Terminal, mở icon 3 dấu gạch ngang và chọn mục Devices >> Chọn ESP32:. ESP32 Servo Motor Controller Board - Wireless Control With Bluetooth App and ESP32 to ESP32: In this project we will look at the assembly and use of ESP32 based printed circuit board that allows you to control up to 16 servo motors. Learn how to use Bluetooth Serial and Classical Bluetooth (SPP) with Arduino ESP32. Hi everyone, Thanks to all. But, don’t worry, we have several guides focused on different subjects with project examples so that you easily understand how it works. This is already available in the Bluetooth Serial library. The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board and a DFRobot relay board. The ESP32 board provides various communication options and methods this allows you to communicate wirelessly … Feb 19, 2024 · In this tutorial, we’ll learn how to activate and manage Bluetooth Low Energy (BLE) on an ESP32 using the Arduino programming language. All ESP32-based boards come with built-in WiFi and Bluetooth. Falls du deinen ESP32 bisher noch nicht mit der Arduino IDE programmiert hast, führe bitte erst die folgenden Schritte durch: Oct 13, 2023 · In this video we look at how to make a wired to wireless serial / UART bridge using Bluetooth, ESP32, and the Arduino programming environment. Disconnect ESP32-C3 and connect it back, to verify which port disappears from the list and then shows back again. 0 Hardware Configuration No Version latest master (checkout manually) IDE Name Arduino IDE Operating System Windows 10 Flash frequency 240 MHz PSRAM enabled yes Upload speed 921600 Komunikasi Serial via Bluetooth ESP32Dalam video ini, kami akan membahas cara menggunakan modul ESP32 dan Bluetooth untuk mendapatkan solusi komunikasi seria Jun 19, 2021 · ESP32 supports BLE and classic Bluetooth. The tutorial covers the basics of Bluetooth architecture, profiles, protocols and the BluetoothSerial library. シリアルコンソールとBluetoothコンソールの間でデータ(文字)を送受信します。 動作確認は、ESP32 2. Here ESP32 and classic Bluetooth: Wemos D1 R32 ESP32. We’ll explain what Web Bluetooth is and walk you through creating a web application for interacting with an ESP32 Bluetooth Low Energy (BLE) device. Un sistema en el que recibimos y enviamos los mensajes BT a través de un puerto serie sin ESP32でBluetoothを使うためにいくつか準備することがあります。 まず初めに、 Installation instructions using Arduino IDE Boards Manager にある通りに Boards Managerの設定を行います。 Feb 1, 2022 · A Beginner's Tutorial on ESP32 Bluetooth | Learn ESP32 Classic Bluetooth. Mar 7, 2023 · Board ESP32-S3 Device Description ESP32-S3-DevKitC-1 v1. May 27, 2020 · 現在你可以在Serial Monitor 中查看運行中的"Log"。按右上的按鈕(圖中的#1)就可以打開。 利用ESP32 範例進行Bluetooth (BLE) 廣播(第二節) For the overview of the ESP32 Bluetooth stack architecture, follow the links below: ESP32 Bluetooth Architecture (PDF) Code examples for this API section are provided in the bluetooth/bluedroid directory of ESP-IDF examples. The guide covers the library APIs, main operations, and troubleshooting tips for ESP32 Bluetooth Classic. In this topic we can find several examples of BLE: BLE ESP32. One ESP32 is going to be the server, and the other ESP32 will be the client. Goals for this Tutorial. from your Mobile Phone and makes it available via a callback method. Apr 1, 2024 · Learn how to use ESP32's Bluetooth feature to transfer data between ESP32 and a smart phone over serial interface. If you like ESP32 and you want to learn more about it, we recommend enrolling in Learn ESP32 with Arduino IDE course. Pertama aku nyoba bluetooth classic dulu yang notabene lebih mudah… Jan 26, 2021 · Langkah Membuat Program Komunikasi Bluetooth Master dan Bluetooth Slave. Interfacing diagram Code Mar 9, 2018 · The objective of this post is to explain how to get started with the BluetoothSerial ESP32 library, in order to send data to a emulated Serial connection, operating over Bluetooth classic. Est. ) //By Victor Tchistiak - 2019 // //This example demostrates master mode bluetooth connection and pin //it creates a bridge between Serial and Classical Bluetooth (SPP) //this is an extention of the SerialToSerialBT example by Evandro Copercini - 2018 // #include "BluetoothSerial. Control the LED using the ESP32 Bluetooth Application. Before proceeding further, make sure you have the ESP32 add-on installed in your IDE. begin(115200)を残しているのは、これをなくすと、デバッグメッセージが出せないから（？）かESP32が動かなくなるから Sep 13, 2020 · Hi all, I've been fairly lost in searching for a simple example of how to use the ESP32 as a Bluetooth device that can send & receive serial data to/from a computer. 参考： Arduino-ESP32 Serial通信. In this comprehensive guide, we will focus on configuring serial communication over classic Bluetooth to transmit data ESP32 Bluetooth Classic Example Transmit Data to Andriod App. 2 Classic Bluetooth (BR/EDR) and BLE specifications. This means ESP32 supports both Classic Bluetooth as well as Bluetooth Low Energy (BLE). The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board . AT+BTNAME: Query/Set Classic Bluetooth device name. This article covers the basics of ESP32 Bluetooth, the difference between Classic and BLE, and the Arduino IDE setup. How this works is when I send a message from the serial bluetooth terminal May 10, 2019 · For complete project details (schematics + source code), visit https://RandomNerdTutorials. We will use an example sketch from the Arduino IDE. It allows for the wireless transfer of data between devices as if they were connected via a physical serial cable. For details Jul 21, 2022 · こんにちは、ENGかぴです。 ESP32-WROOM-32EはWiFi通信とBluetooth通信ができるのが特徴です。Blutooth通信を手軽に行うことができるBluetoothSerialライブラリを実装してセンサー情報を無線通信して動作確認を行いました。 Discover ESP32 BLE Bluetooth Arduino examples. So, let's see how to use its built-in Bluetooth. WiFi allows the ESP32 to connect to the Internet and communicate with other devices, while Bluetooth facilitates wireless communication between the ESP32 and other Bluetooth-enabled devices. One of its standout capabilities is Bluetooth Classic communication, which uses the standard serial protocol and functions. Bluetooth Controlled LED using ESP32 Project. สำหรับบทความ ESPino32 ในตอนที่ 15 การใช้งาน Bluetooth Serial เป็นอีกฟังก์ชัน Jun 1, 2018 · ESP32でbluetooth接続を試した. 구글 플레이 스토어에서, Serial bluetooth Terminal BLE with the ESP32 – Getting Started Guides. See examples, API reference and contributions guide for this work in progress project. Dec 16, 2019 · 参考: ESP32でserial bluetooth接続; 次に、PCに BluetoothSerial のデバイスを覚えさせるためPCとペアリングする必要があります。 デバイスを起動した状態で、各OSの設定メニューからペアリングを行なってください。 上記の実装例の場合ですと ESP32 と表示されるはず ESP32 dual mode bluetooth to serial port bridge. The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board. 以下のソースコードはほぼサンプルコードそのままですが、UART2を使用できるように変更してあります。 Serial. reading time: 9 minutes Mar 25, 2024 · Introducing ESP32 Bluetooth Classic. Enciende/apaga LED12/LED13. We’ll introduce you to BLE basic concepts and run some simple examples: advertise and expose data to be read by other BLE devices; and detect when another BLE device writes some data on the ESP32 characteristics. BLE Full Guide. // This example creates a bridge between Serial and Classical Bluetooth (SPP with authentication) // and also demonstrate that SerialBT have the same functionalities of a normal Serial // SSP - Simple Secure Pairing - The device (ESP32) will display random number and the user is responsible of comparing it to the number Disconnect ESP32-S3 and connect it back, to verify which port disappears from the list and then shows back again. rexogog jkuzkrc qhu upb rvc gzspwo shtmuc lghme gciihtlk rbh