ESP32U WiFi BLE Bluetooth Board Type-C (38 Pin) (Pre-Soldered)

OverviewThe ESP32U WiFi BLE Bluetooth Board Type-C (38 Pin) is a compact, high-performance development board built around the ESP32 microcontroller. It integrates 2.4 GHz Wi-Fi and Bluetooth Low Energy to support wireless IoT, smart home, and automation projects. With a USB Type-C connector and pre-soldered header pins, the board is ready for rapid prototyping and educational use.Key FeaturesDual connectivity: Wi-Fi (802.11 b/g/n) and Bluetooth Low Energy (BLE) for flexible wireless communicationUSB Type-C interface for reliable power delivery and easy programming38 GPIO pins provide broad interfacing options for sensors, actuators, displays, and modulesPre-soldered headers for plug-and-play compatibility with breadboards and jumper wiresHigh-performance dual-core ESP32 processor for multitasking and real-time controlWide software support including Arduino IDE, ESP-IDF, and MicroPythonTechnical SpecificationsMicrocontroller: ESP32 dual-coreWireless: Wi-Fi 2.4 GHz (802.11 b/g/n) and Bluetooth Low Energy (BLE)USB Interface: USB Type-C (power and programming)GPIO: 38 pinsOperating voltage: 3.3 V (logic)Input power: 5 V via USBMaximum clock speed: up to 240 MHzFlash memory: typically 4 MBProgramming support: Arduino IDE, ESP-IDF, MicroPythonCompatible Software and ToolsArduino IDE: easy entry for beginners with many community librariesESP-IDF: Espressif official framework for advanced applications and optimizationMicroPython: lightweight Python runtime for quick scripting and educationSerial monitor and common USB-C flashing tools supported on Windows, macOS, and LinuxApplicationsIoT and smart home devices (sensors, switches, gateways)Wireless sensor networks and data loggersHome automation and remote monitoring systemsRobotics, motor control, and automation projectsEducational platforms and prototyping in classrooms and labsAdvantagesReady-to-use board with pre-soldered headers speeds up prototypingReliable, fast wireless connectivity with both Wi-Fi and BLECompact design with extensive I/O for versatile hardware projectsLarge community and abundant libraries make development fasterSafety and HandlingPower the board using a regulated 5 V USB supply via the Type-C portDo not apply voltages above 3.3 V to GPIO pins to avoid damageObserve electrostatic discharge (ESD) precautions when handling the boardGetting StartedConnect the board to your computer using a USB Type-C cable and a regulated 5 V port.Install the required drivers if prompted by your operating system.Select the ESP32 board in Arduino IDE or set up ESP-IDF/MicroPython toolchain.Upload a sample sketch or MicroPython script to test Wi-Fi and GPIO functionality.Frequently Asked QuestionsCan I power external sensors from the board? For low-current sensors, power from the 3.3 V output is possible. Check the sensor current requirements and avoid drawing excessive current from the board regulator.Which development environments are supported? Arduino IDE, ESP-IDF, and MicroPython are all supported, allowing flexibility from beginner to advanced development workflows.Note: Images are for illustration only. Actual board layout, markings, and components may vary slightly. Category: Boards and Programmers College Road Electronics4.85 (317 Reviews)