SKU: IOWC-1886
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ESP32 ESP-Wroom-32 Adapter Breakout Board

₹25.00 (Inclusive of all taxes)
Out of Stock

This adapter breakout board provides a breadboard-friendly interface for ESP-Wroom-32 and ESP-32F modules, featuring integrated reset and flash buttons for simplified firmware development and debugging.

Features

  • Provides a standard 2.54mm pin header interface for ESP-Wroom-32 and ESP-32F modules, enabling easy breadboard prototyping and wiring.
  • Integrated reset and firmware flash (IO0) buttons streamline the development cycle and facilitate code uploading via a USB-to-serial adapter.
  • Includes unsoldered male pin headers for custom configuration, allowing direct soldering or use with Dupont jumper wires.
  • Compact 36mm x 34mm board footprint minimizes space usage on your workbench or within prototype enclosures.

Out of stock

Description

This adapter board serves as a crucial development accessory for Espressif ESP32-based wireless modules like the ESP-Wroom-32 and ESP-32F. It breaks out the module’s GPIO, power, and communication pins to a standard 2.54mm pitch grid, making it compatible with solderless breadboards and prototype PCBs. The onboard tactile switches for reset and boot mode selection eliminate the need for manual wiring to enter flash mode, significantly accelerating firmware uploads via tools like the Arduino IDE or ESP-IDF.

The design requires minimal external connections for a functional minimum system: just four lines (VCC, GND, TX, RX) to a USB-to-UART converter. Proper configuration, including a pull-up resistor on the EN pin as specified, ensures stable operation. This board is ideal for developers, students, and makers who need a reliable, reusable interface to test and deploy code on compact ESP32 modules before designing a custom carrier PCB.

Key Features

  • Breadboard-compatible breakout for ESP-Wroom-32 and ESP-32F Wi-Fi & Bluetooth modules.
  • Onboard reset and flash mode buttons for convenient firmware development and debugging.
  • Includes unsoldered male pin headers for flexible connection to Dupont wires or direct soldering.
  • Simplifies the minimum system setup, requiring only basic connections to a USB serial adapter.
  • Compact form factor (36mm x 34mm) ideal for prototyping and testing environments.

Applications

  • Prototyping and development platform for ESP32-based IoT projects.
  • Educational tool for learning wireless connectivity and embedded systems programming.
  • Testing and debugging environment for custom firmware on ESP-Wroom-32 modules.
  • Breadboard-friendly interface for rapid proof-of-concept builds in smart home automation.

Technical Specifications

Compatible ModuleESP-Wroom-32, ESP-32F
Core SoCESP32 (via module)
Wireless ProtocolsWi-Fi 802.11 b/g/n, Bluetooth 4.2 BR/EDR & BLE (via module)
Interface2.54mm Male Pin Headers (unsoldered)
Board Dimensions36mm x 34mm
Onboard ControlsReset Button, Flash/IO0 Button

Frequently Asked Questions

How do I connect this adapter board to flash firmware onto the ESP32 module?

Connect the adapter's VCC (3.3V), GND, TX, and RX pins to a USB-to-serial converter. Ensure a 12kΩ pull-up resistor is connected between the EN pin and 3.3V. Power on, press and hold the IO0 button to enter download mode, then press RESET. Your IDE (Arduino/ESP-IDF) can now upload code via the serial port. Release the buttons after flashing completes.

Is the ESP32 module included with this adapter breakout board?

No, the ESP-Wroom-32 or ESP-32F wireless module is not included. This is solely an adapter and breakout board. You must purchase the compatible ESP32 module separately and solder or socket it onto this adapter to create a functional development system.

What is the purpose of the onboard buttons, and how are they wired?

The RESET button connects to the module's EN pin, restarting the ESP32. The FLASH button connects to GPIO0 (IO0); holding it low during power-up or reset puts the module into firmware download mode. These buttons are pre-wired to the correct pins, eliminating the need for external jumpers or wiring during development.

Package Includes

  • 1 x Adapter Breakout Board for ESP-32f/ESP-Wroom-32
  • 1 x Set of Berg Connector & Switches (pin headers and buttons)

Additional Information

Weight 0.07 kg
Dimensions 5 × 5 × 2 cm