ESP32 38-Pin Wide Development Board
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Overview
This ESP32 development board features the complete Xtensa dual-core processor with integrated WiFi and Bluetooth connectivity. The 38-pin wide format is a popular standard for development and hobbyist projects.
Quick Overview
| Feature | Detail |
|---|---|
| Processor | Xtensa Dual-Core 32-bit LX6 @ 160/240 MHz |
| RAM | 520 KB SRAM |
| Flash | 4 MB |
| WiFi | 802.11 b/g/n |
| Bluetooth | Bluetooth 4.2 / BLE |
| GPIO | 25+ user I/O pins |
| USB | USB Type-C (CP2102 controller) |
| Form Factor | 38-pin Wide DIP |
Key Features
- Dual-core 32-bit Xtensa LX6 processor @ 160/240 MHz
- Integrated 2.4 GHz WiFi and Bluetooth 4.2/BLE
- 520 KB SRAM, 4 MB Flash memory
- 25+ programmable GPIO pins
- USB Type-C connector with CP2102 serial bridge
- Wide 38-pin DIP form factor
- Compatible with Arduino IDE and MicroPython
Technical Specifications
| Specification | Value |
|---|---|
| CPU | Xtensa Dual-Core 32-bit LX6 |
| Clock Speed | 160 or 240 MHz |
| RAM | 520 KB SRAM |
| Flash Memory | 4 MB |
| WiFi | 802.11 b/g/n @ 2.4 GHz |
| Bluetooth | v4.2 and BLE |
| GPIO Pins | 25+ |
| ADC Channels | 8 (12-bit) |
| SPI/I2C/UART | 3× SPI, 2× I2C, 2× UART |
| PWM | 16 channels |
| Voltage | 3.3V logic |
| Operating Temp | 0°C to 40°C |
Getting Started
- Connect USB Type-C cable
- Install CP2102 driver if needed
- Install Arduino IDE
- Add ESP32 board definitions
- Select "ESP32 Dev Module" and upload sketches
Documentation
Revision History
| Version | Date | Notes |
|---|---|---|
| v1.0 | 2026-06 | Initial entry |