Description
Specifications
- MCU: ESP32-S3 (Xtensa® 32-bit LX7, dual-core)
- CPU frequency: Up to 240 MHz
- Wireless:
- Wi-Fi 2.4 GHz (802.11 b/g/n)
- Bluetooth Low Energy (BLE 5.0)
- USB: Native USB-OTG (USB-CDC / HID supported)
- USB connector: USB Type-C
- Operating voltage: 3.3 V
- Power input: 5 V via USB
- GPIO: Multiple programmable GPIOs (S3 series)
- Interfaces: UART, SPI, I2C, I2S, PWM, ADC
- Buttons: BOOT, RESET
- Form factor: Super-mini, castellated pads / pin pads
- PCB material: FR-4
The ESP32 Supermini Development Board series offers high-performance wireless microcontroller solutions in an ultra-compact form factor. Available in ESP32-C3, ESP32-S3, ESP32-H2, and ESP32-C6 variants, these boards are designed for low-power IoT, smart wearables, home automation, and embedded system development.
Each variant delivers reliable processing, integrated WiFi and/or Bluetooth, rich GPIO support, and advanced security features. With support for Arduino IDE and ESP-IDF, these boards are perfect for beginners, students, and professional developers looking for compact yet powerful wireless platforms.
Features
- Super-compact size for tight enclosures
- ESP32-S3 dual-core performance
- Native USB (no external USB-UART needed)
- Supports USB-HID (keyboard, mouse, joystick)
- Low power operation for battery projects
- Breadboard-friendly / easy to embed on custom PCBs
- Compatible with Arduino IDE, ESP-IDF, MicroPython
Applications
- Wearables and compact IoT devices
- USB-HID projects (keyboard, mouse, controllers)
- Smart home sensors and controllers
- Robotics and automation modules
- Custom embedded products
- Educational and rapid prototyping
- Space-constrained commercial designs
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