ESP32D DevKit | Dual-Core WiFi + Bluetooth MCU | 240 MHz | Development Board

The ESP32 Development Board is a powerful 32-bit dual-core microcontroller from Espressif Systems. It features integrated Wi-Fi 2.4 GHz and Bluetooth Classic & BLE, making it ideal for IoT, smart devices, robotics, and embedded applications.

This board is designed for beginners, students, and engineers, providing all essential GPIOs on standard headers for easy breadboard use. It supports native USB programming (via onboard USB-UART converter) and is compatible with Arduino IDE, ESP-IDF, and PlatformIO, enabling rapid prototyping and deployment.

Key Features

• Dual-core 32-bit Xtensa LX6 CPU

• Maximum CPU frequency: 240 MHz

• Integrated Wi-Fi 2.4 GHz (802.11 b/g/n)

• Bluetooth Classic & BLE 4.2

• Multiple GPIOs supporting ADC, PWM, I²C, SPI, UART

• Breadboard-friendly development / breakout board

• Low-power modes for battery-operated projects

• Onboard USB-UART for programming and serial monitoring

• Supported by Arduino IDE, ESP-IDF, PlatformIO

Detailed Board Specifications

Core & Performance

• MCU: ESP32

• CPU Core: Dual-core Xtensa LX6 (32-bit)

• Max Clock Speed: 240 MHz

• DSP / AI Instructions: Yes

Memory

• Internal SRAM: 520 KB

• Flash Memory: 4 MB – 16 MB (board dependent)

• External PSRAM: Supported on some boards

Wireless Connectivity

• Wi-Fi: 2.4 GHz 802.11 b/g/n

• Bluetooth: Classic & BLE 4.2

Power

• Operating Voltage: 3.0 V – 3.6 V

• Input Voltage: 5 V via USB or external supply

• Low-power modes: Deep sleep, light sleep, ultra-low power

I/O & Peripherals

• GPIO Pins: Up to 36 (depending on board)

• ADC: 12-bit, multiple channels

• PWM: Supported

• SPI / I²C / UART: Multiple interfaces

• USB: Onboard USB-UART for programming and serial monitoring

Programming & Debugging

• Programming via USB using built-in USB-UART converter

• Debug interface: Serial or JTAG (optional)

• Supported IDEs: Arduino IDE, ESP-IDF, PlatformIO

Physical

• Board Type: Development / Breakout Board

• USB Connector: Micro-USB or Type-C (board dependent)

• Pin Spacing: 2.54 mm headers

• Breadboard-compatible

Typical Applications & Uses

• Internet of Things (IoT) devices and sensors

• Smart home automation systems

• Robotics and wireless controllers

• Wearable electronics and battery-powered devices

• Data logging and monitoring

• Edge AI / signal processing projects

• Educational electronics projects

Why Choose ESP32 DevKit?

• Dual-core for high performance and multitasking

• Integrated Wi-Fi + Bluetooth for wireless connectivity

• Breadboard-friendly and beginner-friendly

• Low-power modes for battery-operated applications

• Strong developer community and long-term Espressif support

Package Includes

• 1 × ESP32 Development / Breakout Board