ESP32 Breakout Board GPIO 1 to 2 CP2102 NodeMCU-32S 30Pin Dev Board

ESP32 Breakout Board GPIO 1 to 2 — CP2102 NodeMCU-32S Lua 30Pin

Expand your microcontroller projects with this compact and versatile ESP32 Breakout Board. Featuring a GPIO 1-into-2 expansion design, the CP2102 USB-to-serial chip, and the powerful ESP32S core, this development board is ideal for makers, hobbyists, and engineers looking to prototype IoT applications, wireless sensor networks, audio streaming, and more — all on a single, well-designed PCB.

Key Features

• Dual GPIO Expansion: The 1-into-2 breakout layout doubles your accessible GPIO pins, making wiring and breadboarding far more convenient for complex projects.
• CP2102 USB-to-UART Bridge: Reliable and widely supported USB-to-serial chip ensures easy flashing and serial communication with your computer.
• ESP32S Chip Core: Built around the powerful ESP32S module supporting WiFi (802.11 b/g/n), Bluetooth Classic, and BLE — all in one chip.
• NodeMCU-32S Compatible: Drop-in compatible with the NodeMCU-32S pinout, supporting Lua scripting as well as the Arduino IDE, MicroPython, and ESP-IDF frameworks.
• 30-Pin Layout: Clearly labeled 30-pin breakout for straightforward integration into your circuit designs.
• Wide Application Range: Suitable for low-power sensor networks, voice encoding, music streaming, MP3 decoding, smart home automation, and wireless data logging.
• Compact PCB Form Factor: Measures approximately 70 × 60 mm (2.75 × 2.36 in) — small enough for any project enclosure, powerful enough for demanding tasks.
• Available in 3 color options to match your build or personal preference.

Technical Specifications

• Main Chip: ESP32S (WiFi + Bluetooth + BLE MCU)
• USB-to-Serial: CP2102
• Pin Count: 30 Pins
• PCB Dimensions: ~70 × 60 mm / 2.75 × 2.36 in
• GPIO Configuration: 1-into-2 breakout expansion
• Wireless: WiFi 802.11 b/g/n, Bluetooth Classic & BLE
• Compatible Frameworks: Arduino IDE, MicroPython, Lua (NodeMCU), ESP-IDF
• Color Options: 3 available

Who Is This For?

Whether you're a seasoned embedded systems developer or just starting out with IoT projects, the ESP32 Breakout Board GPIO 1 to 2 gives you the connectivity and pin access you need without the clutter. It's a smart addition to any electronics workbench, maker space, or STEM classroom.

For more guidance on safe electronics development practices, visit the U.S. Consumer Product Safety Commission (CPSC) for information on electronics safety standards.

Frequently Asked Questions

Q: What makes the ESP32 Breakout Board GPIO 1 to 2 different from a standard ESP32 dev board?

A: Unlike a standard ESP32 development board, this breakout board features a 1-into-2 GPIO expansion design, effectively doubling the number of accessible pins for your project. This makes it significantly easier to connect multiple peripherals simultaneously — perfect for complex prototyping without messy wiring.

Q: What programming languages and frameworks are supported by the CP2102 NodeMCU-32S board?

A: This board is compatible with a wide range of development environments, including the Arduino IDE (C/C++), MicroPython, Lua scripting via the NodeMCU firmware, and Espressif's own ESP-IDF framework. The CP2102 chip ensures stable USB serial communication for easy code uploads from your computer.

Q: What kind of projects can I build with the ESP32 Breakout Board?

A: The ESP32S chip's integrated WiFi, Bluetooth Classic, and BLE capabilities make this board suitable for a broad range of applications — including IoT sensor networks, home automation systems, wireless data loggers, audio streaming devices, MP3 decoders, and voice encoding projects. Its compact 70 × 60 mm PCB size also makes it easy to fit into custom enclosures.

Q: What are the physical dimensions and how many pins does the board have?

A: The board measures approximately 70 × 60 mm (2.75 × 2.36 inches) and features a 30-pin breakout layout. Its clearly labeled pins make it beginner-friendly while still offering the depth experienced developers expect.