ESP32 38-Pin Expansion Board (TYPE-C/Micro USB, WiFi, Bluetooth)

ESP32 38-Pin Expansion Board for ESP32S/ESP32-WROOM-32 Module (TYPE-C/Micro USB, CP2102, WiFi+Bluetooth, Dual-Core)

Unlock advanced prototyping and streamlined development with this dedicated ESP32 38-pin expansion board. Specially engineered for your ESP32S and ESP32-WROOM-32 (DevKitC-32) modules, this board offers robust connectivity for IoT, wireless, and embedded projects.

Key features include:

• Universal Compatibility: Designed for both TYPE-C and Micro USB ESP32 development boards with CP2102 USB-to-serial interface.
• Flexible Power Options: Supports DC6.5~16V, USB input, jumper-selectable 5V/3.3V, and reverse polarity protection for safe operations.
• Comprehensive Pin Access: All 38 GPIOs are clearly labeled and color-coded, simplifying sensor, actuator, and accessory connections.
• Rich Peripheral Support: Easily interface with SD cards, UART, SPI, I2C, PWM, ADC, DAC, and more. Built for demanding applications such as voice/audio streaming, MP3 decoding, and high-speed networking.
• Advanced Wireless: Leverages ESP32’s dual-core (80–240MHz) architecture, 4MB SPI flash, integrated Wi-Fi (802.11 b/g/n up to 150Mbps), Bluetooth v4.2 (BR/EDR/BLE), and antenna output up to 20dBm.
• Low-Power Design: Sleep current under 5µA supports battery-powered and wearable projects. Includes Hall sensor and capacitive touch sensor support.
• OTA-ready: Secure, encrypted firmware upgrades via FreeRTOS with TLS 1.2 hardware acceleration.

Perfect for engineers, students, and makers working on IoT devices, wireless sensor networks, advanced audio projects, or next-generation smart systems. Fast, reliable, and fully compatible with leading ESP32 modules.

Technical Specifications:

• Compatible modules: ESP32S, ESP-WROOM-32 (DevKitC-32)
• Pin headers: Female, color-coded, 38 pins
• Power input: DC6.5–16V, USB, jumper selectable 3.3V/5V
• Wireless: WiFi 802.11 b/g/n (up to 150Mbps), Bluetooth v4.2 (BR/EDR/BLE)
• Flash: 4MB SPI
• Onboard sensors: Hall, capacitive touch
• Dimensions: Standard 2.54mm spacing
• Reliability: HTOL/HTSL/uHAST/TCT/ESD tested

Applications:

• Rapid prototyping and testing
• IoT and cloud-connected devices
• Audio and voice streaming solutions
• Educational projects and robotics
• Wearable electronics