A Powerful Dual USB ESP32-S3 Development Board for IoT and Embedded Applications

The 7Semi ESP32-S3 Dual USB Dev Board is a compact and feature-rich development platform based on the ESP32-S3-WROOM-1-N16R8 module from Espressif. Designed for modern IoT, wireless communication, automation, and embedded development, the board combines high-performance processing, WiFi, Bluetooth 5 LE, native USB support, and onboard RGB indication in a breadboard-friendly form factor.

With dual USB Type-C ports for programming, debugging, and USB OTG functionality, the board eliminates the need for external programmers or USB-to-serial converters. It is fully compatible with popular development environments including Arduino IDE, ESP-IDF, and PlatformIO, making it ideal for beginners, makers, students, and professional developers alike.

Specifications:

• Category of product : ESP32-S3-WROOM-1 (Dual-core Xtensa® LX7)
• Wireless : Wi-Fi 2.4 GHz, Bluetooth 5 LE
• RAM / Flash : 2MB PSRAM, 4MB Flash
• USB Ports : 2 × USB-C (OTG + JTAG/Serial)
• Interfaces : I2C, SPI, UART, ADC, PWM, CAN (TWAI®), GPIO
• Operating Voltage : 3.3V logic (5V via USB input)
• Power Modes : Active, Modem-sleep, Light-sleep, Deep-sleep
• Sleep Current : ~7 µA (deep-sleep mode)
• Board Size : L=70mm W=25mm H=4.86mm
• Board Weight : 9 gm
• Dev Environment : Arduino, ESP-IDF, PlatformIO
  

Features

• ESP32-S3-WROOM-1-N16R8 module from Espressif
• Dual-core 32-bit Xtensa LX7 processor up to 240 MHz
• Built-in 2.4 GHz WiFi and Bluetooth 5 LE
• 16MB Flash memory and 8MB PSRAM
• Dual USB Type-C ports with USB OTG and Serial/JTAG support
• No external programmer required
• Onboard programmable RGB LED
• Supports ADC, PWM, UART, SPI, I2C, I2S, CAN (TWAI), USB and GPIO
• Breadboard-friendly compact design
• Clearly labeled GPIO pins for easy prototyping
• Low power operation with deep sleep support
• Compatible with Arduino IDE, ESP-IDF, PlatformIO, MicroPython and CircuitPython
• Suitable for wireless, IoT, automation, and smart device projects