It offers the following capabilities. Stream your local music and connect to all major on-line music providers (Spotify, Deezer, Tidal, Qobuz) using Logitech Media Server - a. Step 2: Program ESP32 with the code below. ESP32-C6 supports a 20 MHz bandwidth for the 802. Bluetooth Low Energy (BLE) is everywhere these days. This tutorial covers the basics of BLE, GATT, services, characteristics, UUIDs, and how to create an ESP32 BLE server and scanner. ESP32-C3 is a single-core Wi-Fi and Bluetooth 5 (LE) microcontroller SoC, based on the open-source RISC-V architecture. ESP32 can perform as a complete standalone system or as a slave device to a host MCU, reducing communication stack overhead on the main application processor. The relay to control the 120V lights and the wristband to detect the presence of This document provides an architecture overview of the Bluetooth stack in ESP-IDF and some quick links to related documents and application examples. Specifications MCU ESP32 Xtensa dual-core LX6 microprocessor Wireless Connectivity Wi-Fi 802. If you fire up a scanner on your phone and walk around the neighborhood, we’d be willing to bet you’d pick up dozens if not May 10, 2017 · The ESP32 has both WiFi and Bluetooth Classic/LE support. In this tutorial, you’ll learn how to set up Wi-Fi provisioning via BLE on the ESP32. k. With Web BLE, you can create web applications that interact with your ESP32 devices via Bluetooth, enabling you to control GPIO pins, exchange data If you need ESP32 to support Classic Bluetooth commands, you can compile the ESP-AT project by following the steps in Compile ESP-AT Project Locally documentation. Step-By-Step Instructions To Connect The ESP32 To A Smartphone Over Bluetooth. Get your first ESP32 boar Apr 27, 2023 · Bluetooth LE Link Layer Controller. 4 GHz Wi-Fi plus Bluetooth dual-mode chip, with TSMC Ultra-low power consumption 40nm technology, power dissipation performance and RF performance is the best, safe and reliable, easy to extend to a variety of Hardware Design of Smart Light Products based on ESP32-C3; 5. Start an SPP application on the smart phone and try to send and receive messages. This library is compatible with the esp32 2. In the videos, we use the command line For usecases involving classic Bluetooth as well as BLE, Bluedroid should be used. 1 BLE Server device (Any beacon device) The TIP31C its ment to control the relay, beacuse the 3V3 digital outputs of the ESP32 are not enough in voltage and current. May 27, 2021 · In terms of hardware, it does’t get much easier than this. ESP32 can interface with other systems to provide Wi-Fi and Bluetooth functionality through its SPI / SDIO or I2C / UART interfaces. …. The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e. Feb 15, 2020 · The connection will be established using Bluetooth. The code will start executing and Turns ON the ESP32 Bluetooth Stack. Now Upload the code in Your ESP32 Board. The Bluedroid based stack (default) supports classic Bluetooth as well as Bluetooth Low Energy (Bluetooth LE). SRAM. How does Bluetooth connection work? Jan 26, 2024 · Fig 2. com/esp32-bluetooth-classic-arduino-ide/Enroll in "Learn ESP32 w Oct 23, 2021 · En este vídeo tutorial se muestra como realizar el envió y recepción de datos por Bluetooth, utilizando el NodeMCU ESP32 con un sensor de temperatura LM35 y Apr 1, 2024 · But additionally, the ESP32 SoC also has Bluetooth support as well. Choose it according to your needs): ESP32 is a series of low-cost, low-power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. 0 TTGO & For Arduino ESP32 OLED WiFi Modules+Bluetooth Double ESP-32 ESP8266 OLED from AliExpress. Serial terminal connecting to ESP32: ESP32 scanning for Wi-Fi A Bluetooth controller "host" for the ESP32, ESP32-S3, ESP32-C3, Raspberry Pi Pico W and Posix (Linux, macOS). Async Web Server. PWM Slider Web Server. Jan 1, 2024 · This tutorial will allow you to discover Bluetooth® Low Energy (BLE) technology through examples based on an Arduino Nano ESP32. 蓝⽛ Oct 26, 2023 · The ESP32 comes not only with Wi-Fi but also with Bluetooth and Bluetooth Low Energy (BLE). ESP32-C6 supports Bluetooth 5. Click on it and add it to the pair device. Some ESP32 boards support version 5. When the operation is completed, the callback function will be called with ESP_SPP_VFS_REGISTER_EVT. HTTP POST Web APIs. from your Mobile Phone and makes it available via a callback method. If you click the button, it will lead you to a list showing multiple Bluetooth devices. ESP32 Wi-Fi. ROM. That means it's perfect for just about any wireless or Internet-connected project. ESP32 reduce BLE connection distance. 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. This chapter describes the architecture of the Bluetooth Low Energy in ESP32. [中文] ESP-IDF currently supports two host stacks. it focuses on ESP32 bluetooth low energy (BLE) data communication on bluedriod stack. 1 TIP31C Transsitor. So the answer to your question is most probably – No. # include <btAudio. So, the wiring is very simple. It is a successor to ESP8266 SoC and comes in both single-core and dual-core variations of the Tensilica’s 32-bit Xtensa LX6 Microprocessor with integrated Wi-Fi and Bluetooth. Apart from its 512 KB of internal SRAM, it also comes with integrated 2. 4 GHz band. 160 MHz. You will need to include the btAudio header and declare a btAudio object. CONTINUE READING ». 2 BR/EDR and Bluetooth Low Energy. Different vendors offer Bluetooth solutions, mostly as part of the Xiaomi brand, often under the Mijia label. The Bluetooth stack in ESP-IDF is a layered architecture that enables Bluetooth functionality on ESP32-C6 chip series. // By Evandro Copercini - 2018 // // 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 #include "BluetoothSerial. ESP32 Wi-Fi Provisioning via BLE (Bluetooth Low Energy) – Arduino IDE. For users to make a choice: For usecases involving classic Bluetooth as well as Bluetooth I tried two Bluetooth related things on one ESP32 board just to see what will happen and exactly as expected only of them worked. We would like to show you a description here but the site won’t allow us. The Wi-Fi provisioning service allows you to configure Wi-Fi credentials over Bluetooth Low Energy. So, let's see how to use its built-in Bluetooth. Jul 20, 2021 · ESP32 BLE Client-Server. For details, please refer to example ble_throughput in En el siguiente video les muestro como cargar el ejemplo para probar la conexión bluetooth entre el ESP32 y un dispositivo Andriod, además de un pequeño ejem Designed for AIoT applications. 1. Web Servers. Jan 31, 2020 · Open Serial Bluetooth Terminal and select ‘Devices’ from the menu: Select robot01 from the list to start the Serial Terminal connection: If this is the first time the ESP32 has connected to this Wi-Fi network or the password has changed then you will see the following output. For users to make a choice: For usecases involving classic Bluetooth as well as Bluetooth While the ESP32 boasts an extensive feature list , the biggest feature that draws the eye is the built-in bluetooth v4. Step 5: Select the Device and Communicate. It can act as a server (waits for connections) as well as a client (can initiate connection to another device). Note that this information is current as of May 2024 and is subject to update. For the overview of the ESP32 Bluetooth stack architecture, follow the links below: Learn how to use ESP32 Bluetooth Classic with Arduino IDE for various applications like Android communication, BT terminal, and ESP32 to ESP32 communication. The good thing about ESP32, like ESP8266 is A Bluetooth ESP32 TFT + Touch Macro Keypad): Controlling your computer by using hotkeys and macros is a great way of speeding up your workflow. In this introductory tutorial we will focus on all the procedures we need to do before we can connect the controller to the ESP32. This post will guide you through interfacing Bluetooth Classic with ESP32 to establish communication between the ESP32 and a Bluetooth-enabled device. Step 3: Understand the Code. September 2022. ESP32-S3 is a dual-core XTensa LX7 MCU, capable of running at 240 MHz. 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. 3. All [Joonas] had to do was hook the pedal up to one of the ESP32’s digital pins, and plug the microcontroller into a USB power bank May 10, 2019 · For complete project details (schematics + source code), visit https://RandomNerdTutorials. (It's under development) The BTA layer, for example, provides a unified "AV" interface, and in BTC layer there is a state machine that handles the events for both profiles. Bluetooth® Bluetooth v4. Typical frequency. This sensor modules communicates via I2C communication protocol. BLE’s primary application is short-distance transmission of small amounts of data (low bandwidth). ESP32-Ethernet-Kit is an ESP32-based development board produced by Espressif. 384 KB for booting and core functions. Use the Enter the name of the device or select from a list of available device menu to select an Arduino device. We can also try ESP32 as a master and connect it to a JDY-31 or HC-05. 4 GHz Wi-Fi (802. 04. 4 GHz, 802. Relay Web Jun 8, 2024 · Method 2: Interfacing AD8232 ECG sensor with ESP32 to show the graph over Bluetooth on a Android Mobile. 240 MHz (160 MHz for ESP32-S0WD, ESP32-D2WD, and ESP32-U4WDH) 240 MHz. The popular Nano form factor also makes it compatible with many hardware accessories. 0. The ESP32 is a perfect upgrade from the ESP8266 that has been Dec 21, 2015 · Compare Item ESP32-CAM WiFi Bluetooth Camera Modules - Pair> Add to compare. 1 5v Relay. Apr 1, 2024 · ESP32 is a low-cost System on Chip (SoC) Microcontroller from Espressif Systems, the developers of the famous ESP8266 SoC. Sep 14, 2023 · Learn how to use Espressif ESP32 SoC for Wi-Fi and Bluetooth development using DOIT ESP32 DevKit V1 development board. Communication. // This example creates a bridge between Serial and Classical Bluetooth (SPP) This function is used to register VFS. ESP32 HTTP GET POST. Step 1: Install ESP32 on the Arduino IDE. 2 with BLE support. Relay Web ESP32 Bluedroid Bluetooth Controller PC 3KRQH 3DG Linux/Android PC Test Tool(BQB) VHCI UART T/SDIO Espressif Systems 1/29 提交⽂档反馈 2024. Author: Maxime ANDRÉ. This module supports both Wi-Fi® and Bluetooth® (5. Features and Composition of Smart Light Products; 5. Use Arduino, ESP-IDF, PlatformIO and VS Code for software development. Embedded flash ESP32-C6 combines 2. 11 b/ g/ n, BL V4. In this method we are connecting the AD8232 Sensor with ESP32 Wi-Fi and Bluetooth development board to get the ECG graph over Bluetooth with the help of Bluetooth Terminal/Graphics android application found in GooglePlay store. It consists of two development boards, the Ethernet board A and the PoE board B, The Ethernet board contains Bluetooth / Wi-Fi dual-mode ESP32-WROVER-E module and IP101GRI, a Single Port 10/100 Fast Ethernet Transceiver (PHY). But that statement can be a misleading, while the hardware is there, the software support for using Bluetooth is missing. PWM Multiple Sliders Web Server. Basically all of them use the so-called "MiBeacons" which are BLE advertisement Jan 6, 2019 · BluePy Frequent BLE Disconnects between Raspberry Pi4 and ESP32 - (Bluetooth) 3. This example is designed to demonstrate the use of ESP32 Micropython together with Web Bluetooth. h" String device_name = "ESP32-BT-Slave"; // Check if Before you begin . Pros: Same advantages as the original ESP32; Compared to the original Feather with 4 MB Flash and no PSRAM, the V2 has 8 MB Flash and 2 MB PSRAM; On-board STEMMA-QT connector; Cons: Some pins have moved from the original ESP32, so some examples may not work without modification . The APIs, however, are provided separately for A2DP and AVRCP. Nov 20, 2021 · Bu projede sizlere BLE-Bluetooth Low Energy'nin ne olduğundan ve ESP32 kartı ile nasıl kullanıldığından bahsetmeye çalıştım ve basit bir örnek uygulama gerçe ESP32-Ethernet-Kit is an ESP32-based development board produced by Espressif. Applications Of Bluetooth Low Energy. 2 Classic Bluetooth (BR/EDR) and BLE specifications. These specifications cater to different application scenarios, making the ESP32 a versatile platform for wireless A basic development board with LCD, and a built-in ESP32 chip as master control, supports daily entry-level programming. Our first ESP32 will be acting as a Bluetooth server. ESP32 Bluetooth. Enable Bluetooth on the phone and try to pair it with the "SLV-1" if that is the name given to the ESP32. There are a few potential advantages of using bluetooth to connect to and control an embedded device. false false VIN GND D13 D12 D14 D27 D26 D25 D33 D32 D35 D34 VN VP EN 3V3 GND D15 D2 D4 RX2 TX2 D5 D18 D19 D21 RX0 TX0 D22 D23 Install it. 2+BLE Programming Platform Arduino-ide、Micropython Serial chip CH9102 Optional Flash: ESP32-BLE-MIDI. Jun 11, 2024 · Learn how to use Bluetooth Low Energy (BLE) with the ESP32 on Arduino IDE. 520 KB. If you are looking for a similar tutorial but using a PS3 controller, please go here . This function must be called after esp_spp_init ()/esp_spp_enhanced_init () successful and before esp_spp_deinit (). ESP32-D0WD-V3. Select ESP32_Car from the list. It could be a useful starting point for someone wishing to build a mobile weather station or similar device based on ESP32. ESP32 ESP-NOW. g. h> // Sets the name of the audio device. 2 out of 5 stars 34 1 offer from $19. Once connected, simply sending 1 through the mobile to the ESP32 the led will turn on, and sending 0 it will turn off. ESP32 as a Server. The throughput of ESP32 Bluetooth LE depends on various factors such as environmental interference, connection interval, MTU size, and the performance of peer devices. Add Bluetooth gamepad, mouse and keyboard support to your projects easily. HTTP GET Web APIs. Frequently Bought Together. A library to use MIDI over Bluetooth Low Energy on ESP32 boards. ESP32 Pinout: Apr 22, 2017 · The ESP32 integrated with Antenna switches, RF Balun, power amplifiers, low-noise amplifiers, filters, and management modules, and the entire solution occupies the least area of PCB. 4 radio connectivity, which is vital for making the Thread and Zigbee protocols available in a variety of cases of application development. ESP32 Text Messages. I'm using a ESP32 Feather but any other will work. Bluetooth® Overview. 2. 320 KB. Bluetooth is a standard common wireless technology for transmitting and receiving data in short distances, used for over 20 years. The output is a PCM data stream, decoded from SBC format. 0 (LE) and is certified for Bluetooth LE 5. The ESP32 series employs either a Tensilica Xtensa LX6 microprocessor in both dual-core and single-core variations, an Xtensa LX7 dual-core microprocessor, or a single-core RISC-V microprocessor and includes built-in antenna switches, RF balun, power amplifier, low-noise Mar 23, 2021 · March 23, 2021. 11 b/g/n Wi-Fi and Bluetooth 5 (LE) connectivity that provides long-range support. 1. 15. Nov 18, 2022 · The ESP32 is a very powerful microcontroller with integrated WiFi and Bluetooth. In many cases, a better approach than a directly connected adapter or card is to use a Bluetooth proxy using an ESP32 since Linux kernel updates have previously broken Bluetooth functionality and Bluetooth driver support Linux generally falls behind other operating systems for newer adapters. The guide covers the library APIs, main operations, and troubleshooting tips for ESP32 Bluetooth Classic. Maintainer: Maxime ANDRÉ. 24M Byte (32M bit )Pro ESP32 OLED V2. ️. Follow the code examples, BluetoothSerial library and Bluetooth Terminal app to set up and start Bluetooth communication. The sensors supported by Tasmota use BLE (Bluetooth Low Energy) to transmit the sensor data, but they differ in their accessibilities quite substantially. Bluetooth Low Energy, BLE for short, is a power-conserving variant of Bluetooth. On the other hand, Apache NimBLE based stack is Bluetooth Low Energy only. It is less demanding in terms of code footprint and runtime memory, making it suitable for such scenarios. For BLE-only usecases, using NimBLE is recommended. 3. 11b/g/n mode. Bluetooth Low Energy. Squeezelite-esp32 is an audio software suite made to run on espressif's esp32 and esp32-s3 wifi (b/g/n) and bluetooth chipsets. Server-Sent Events. It provides a secure protocol to pass Wi-Fi configuration and credentials to ESP32-C3. May 27, 2020 · 利用ESP32 範例進行Bluetooth (BLE) 廣播 (第二節) 在這次的教學中，我們會利用Arduino ESP32所提供的範例，去實測BLE的廣播，並會在智能手機上確認廣播 Apr 1, 2024 · Learn how to use ESP32's Bluetooth feature to transfer data between ESP32 and a smart phone over Classic Bluetooth. For instance, if a project needs to connect to older Bluetooth devices or requires higher data rates, Bluetooth Classic can be the preferred choice on the ESP32. We will be sending some strings from one esp32 to the other one using BLE connection. Bluetooth® API. Application examples. Nov 14, 2015 · Created by Espressif Systems, ESP32 is a low-cost, low-power system on a chip (SoC) series with Wi-Fi & dual-mode Bluetooth capabilities! The ESP32 family includes the chips ESP32-D0WDQ6 (and ESP32-D0WD), ESP32-D2WD, ESP32-S0WD, and the system in package (SiP) ESP32-PICO-D4. Relay Web The ESP32’s support for Bluetooth Classic and BLE gives developers the flexibility to choose the appropriate Bluetooth technology based on their project requirements. Jun 11, 2024 · ESP32 BLE Client-Server. 11 b/g/n/ax), Bluetooth 5 (LE), and IEEE 802. [中文] This document provides an architecture overview of the Bluetooth stack in ESP-IDF and some quick links to related documents and application examples. Compatibility. In other words, it allows you to control a robot using a DualSense controller. ESP32 Bluetooth is a dual-mode system. ESP32 Simulation. The BluFi for ESP32-C3 is a Wi-Fi network configuration function via Bluetooth channel. Now, in the app, you can see a button with the text "Connect to car". It strikes the right balance of power, I/O capabilities and security, thus offering the optimal cost-effective solution for connected devices. Jan 8, 2019 · ESP32 BLE Client-Server. You will find the Device with the name “ESP32test”. Application Example; API Reference 2. 128 KB for booting and core functions. At its heart, there's a dual-core or single-core Tensilica Xtensa LX6 The first step to getting some Bluetooth audio up and running is to advertise your ESP32 board. 400 KB. The availability of Wi-Fi and Bluetooth 5 (LE) connectivity not only makes the Apr 11, 2021 · We will connect to ESP32 by displaying the side menu and clicking on Devices, where we will select the device that is called as indicated above (ESP32_LED_Control). (Make sure Bluetooth is turned on and the app has Bluetooth permission). 2 and is certified for Bluetooth 4. 11ax mode and a 20/40 MHz bandwidth for the 802. If you want Bluetooth and some sensor like temperature sensor for example, then it will work 😉 Hope that helps! Boot the ESP32 and initialize it as a slave. Read the documentation. 這部影片將介紹經典藍芽的介紹並實作SPP序列傳輸，歡迎大家一起討論，一起進步。#NodeMCU-32s#Esp 32#Bluetooth Step 1: Parts. The Arduino Nano ESP32 features the NORA-W106, a module with a ESP32-S3 chip inside. The Bluetooth stack in ESP-IDF is a layered architecture that enables Bluetooth May 14, 2017 · Like the ESP32 Feather, the V2 also has Bluetooth Support. HiLetgo 3pcs ESP32 ESP-32D ESP-WROOM-32 CP2012 USB C 38 Pin WiFi+Bluetooth Dual Core Type-C Interface ESP32-DevKitC-32 Development Board Module STA/AP/STA+AP 4. Support for Bluetooth versions differs between models of the ESP32, as shown on the following chart: All ESP32 boards with Bluetooth support also support BLE, as that was introduced in version 4. 1 Pin Layout ThepinlayoutofESP32-WROOM-32UEisthesameasthatofESP32-WROOM-32E,exceptthat ESP32-WROOM-32UEhasnokeepoutzone. ESP32 supports Dual-Mode Bluetooth 4. Build-in LED on Pin 2. Bluetooth connections are either classic (common model) or low energy (BLE). It analyses all the flow for how esp32 read data, write data, notification and indication between the client and server. This means ESP32 supports both Classic Bluetooth as well as Bluetooth Low Energy (BLE). Output Web Server. Wokwi simulates the ESP32, ESP32-C3, ESP32-S2, ESP32-S3, ESP32-C6, ESP32-H2 (beta), and ESP32-P4 (alpha). For now, SPP only supports write, read and close. 0 and above), making it an ideal device for IoT development. Contribute to espressif/arduino-esp32 development by creating an account on GitHub. Choose the board type and the port number from the Choose board and Choose port menus. It has 45 programmable GPIOs and supports a rich set of peripherals. Nov 16, 2023 · Web Bluetooth (also sometimes referred to as Web BLE) is a technology that allows you to connect and control BLE-enabled devices, like the ESP32, directly from your web browser using JavaScript. Just connect the sensor to the ESP32 default I2C pins. ESP32 WebSocket. We propose establishing a This course is for ESP32 bluetooth beginner . The advantages of Bluetooth include low power consumption and price. After successfully paring, Open the “Bluetooth Terminal” Application, and connect to the “ESP32test”. a LMS and enjoy multi-room audio The ESP32 chip’s Bluetooth support aligns with the standards defined by the Bluetooth Special Interest Group (SIG), which oversees and maintains two main Bluetooth specifications: Classic Bluetooth and Bluetooth Low Energy. BluFi documentation. 2. ESP32 supports both types of Bluetooth connections. ESP32 MQTT. The maximum throughput of Bluetooth LE communication between ESP32 boards can reach up to 700 Kbps, which is about 90 KB/s. ESP32 端开发 在 ESP32 端的代码中，密钥协商等安全处的流程，由使者来决定和开发。机 app 向 ESP32 发送 negotiate data，negotiate data 类型的包将传送给应层处。如果应 层愿意处，可使 BluFi 提供的 DH 加密算法来磋商密钥。应层需向 BluFi 注册表 2-1 中的安全相关函数： Jan 12, 2021 · The MPU-6050 is an accelerometer and gyroscope. ESP32 Email. Step 4: Prepare the Mobile Application. 4GHzWi-Fi+Bluetooth®+BluetoothLESoC Including: ESP32-D0WD-V3 ESP32-D0WDR2-V3 ESP32-U4WDH ESP32-S0WD–NotRecommendedforNewDesigns(NRND) Step 9: Connect the Car and App. As you can see, it is very easy, and with this we can send and Sep 3, 2020 · ESP-WROOM-32でBluetooth通信のやり方を説明します。 ができ、Arduinoで培ったノウハウを活かして無線機器の開発ができます。補足espressif社(ESP32の Bluetooth® API. In the project configuration during the fifth step, make the following selections (Each item below is independent. 99 Jan 29, 2020 · ESP32 BLE Client-Server. This module also measures temperature. View ESP32-WROOM-32D Module Add SKU:27466 to wishlist. This ESP32 microcontroller-based card is indeed very well suited to the development of connected objects using Bluetooth ® or Wifi technologies. btAudio audio = btAudio( "ESP_Speaker" ); Bluetooth® Low Energy (Bluetooth LE) Bluetooth Low Energy. Relay Web Mar 25, 2024 · The ESP32 Microcontroller is a versatile tool for IoT projects, combining WiFi and Bluetooth in a single chip. Using this information, ESP32-C3 can then connect to an AP or establish a softAP. All the code has been tested on ESP32_idf_sdk_ver 5. Nov 3, 2022 · En este tutorial vamos a conectar ESP32 con Bluetooth, de tal suerte que podremos enviar información (serial) desde el ESP32 y el Bluetooth de nuestro teléfo 3 PinDefinitions 3 Pin Definitions 3. ESP32 ESP-MESH. 448 KB for booting and core functions. Unfortunately a device dedicated to doing that (for example Elgato's Stream Deck) will cost you about $120. Bluetooth 5. The BLE standard allows wireless communication in the 2. It measures acceleration on the x, y and z axis as well as angular velocity. com. Connect the ESP32 hardware via USB, and choose the connection type Bluetooth. Bluetooth Low Energy GAP. Specifically, the Bluetooth system in ESP32 is compliant with Bluetooth v4. Because it is part of our Feather eco-system you can take advantage of the 50+ Wings that we've designed, to add all sorts of cool accessories. May 26, 2024 · ESP32 Bluetooth Support. The ESP32 is a popular WiFi and Bluetooth-enabled microcontroller, widely used for IoT Projects. ESP32 series of modules are powerful Wi-Fi+Bluetooth/Bluetooth LE modules that target a wide variety of AIoT applications, ranging from low-power sensor networks to the most demanding tasks. The following examples contain detailed walkthroughs: GATT Client Example Walkthrough. oi zl kl jz ht yd qk wp jo tq