Product Overview
The ESP32-C3 SuperMini is a tiny yet powerful development board built around the Espressif ESP32-C3 chip. With WiFi 802.11b/g/n and Bluetooth 5 (LE), it’s perfect for IoT projects that need reliable wireless connectivity.
Designed with a compact form factor, this board is easy to integrate into space-constrained projects. Its PCB antenna ensures stable wireless performance without needing an external antenna.
For ease of use, it includes a reset button and a bootloader mode button, making development and debugging smooth.
Specifications
- Microcontroller (processor): Espressif ESP32-C3 (32-RISC-V single-core, up to 160 MHz)
- Flash Memory: 4 MB (onboard SPI flash)
- SRAM: 400 KB
- ROM: 384 KB
- Wi-Fi: 802.11 b/g/n, 2.4 GHz, up to 150 Mbps
- Bluetooth: Bluetooth 5.0 LE
- GPIO: Pins 11 accessible GPIOs
- Analog Inputs: (ADC) 2 × 12-bit SAR ADCs, up to 6 channels
- PWM Channels: 6 channels
- SPI: 3 × SPI interfaces (SPI0, SPI1 reserved)
- I2C: 1 × I2C interface
- UART: 2 × UART interfaces
- I2S: 1 × I2S interface
- USB Interface: USB-C, supports USB CDC
- Power Supply: 5V via USB-C or 3.3V–6V via VIN (5V) pin; onboard 3.3V regulator (up to 500 mA)
- Operating Voltage: 3.3V (logic level for GPIOs)
- Deep Sleep: Mode 43uA
- Buttons: 1 × Reset button, 1 × Boot button (GPIO9)
- LED: 1 × onboard LED (on GPIO8, active low)
- Programming Arduino: IDE, ESP-IDF, MicroPython, PlatformIO/pioarduino
