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ESP32-C3 Super Mini Development Board

The ESP32-C3 Super Mini Development Board is a compact WiFi and Bluetooth board for IoT projects, smart devices, sensors, automation, and portable electronics. It uses the ESP32-C3 chip with a 32-bit RISC-V processor, making it a small but capable board for wireless projects.

This board is a good choice for users who need an ESP32 board in a smaller size. It supports WiFi, Bluetooth 5 LE, USB-C programming, GPIO control, PWM, ADC, UART, I2C, and SPI for many microcontroller projects.

Available Styles

ESP32-C3 with Flash Memory Welded Version with external flash memory soldered on the board.
ESP32-C3 Built-in 4M Flash Memory Version with built-in 4MB flash memory for normal firmware storage.

Why Choose This ESP32-C3 Super Mini Board?

  • Small board size for compact IoT projects.
  • Supports 2.4GHz WiFi and Bluetooth 5 LE.
  • Uses a 32-bit RISC-V single-core processor.
  • Comes with 4MB flash memory, depending on selected style.
  • USB-C port for easier programming and power.
  • Supports Arduino IDE, ESP-IDF, MicroPython, and PlatformIO.
  • Good for sensors, smart devices, automation, and wireless control.

Common Applications

  • WiFi IoT projects
  • Bluetooth LE projects
  • Wireless sensor nodes
  • Smart home devices
  • Remote monitoring systems
  • Wearable and compact electronics
  • LED and relay control projects
  • Battery-powered prototypes
  • Arduino IDE learning projects

What’s Included?

  • ESP32-C3 Super Mini Development Board - 1 pc

Note: USB-C cable, headers, sensors, batteries, jumper wires, and other accessories are not included unless stated in the package.

Technical Specifications

Product Type ESP32-C3 mini development board
Available Styles ESP32-C3 with flash memory welded / ESP32-C3 built-in 4M flash memory
Main Chip ESP32-C3
Processor 32-bit RISC-V single-core processor
Clock Speed Up to 160MHz
Flash Memory 4MB, depending on selected style
SRAM 400KB
Wireless Support 2.4GHz WiFi and Bluetooth 5 LE
USB Port USB Type-C
GPIO Multiple GPIO pins for digital I/O, PWM, ADC, UART, I2C, and SPI
Logic Level 3.3V
Programming Support Arduino IDE, ESP-IDF, MicroPython, and PlatformIO
Best For IoT projects, wireless sensors, smart devices, automation, and compact prototypes

Setup Notes

Connect the board to your computer using a USB-C cable. Install ESP32 board support in Arduino IDE, then select the correct ESP32-C3 board and COM port before uploading code.

Use 3.3V-safe sensors and modules when connecting to GPIO pins. Do not connect 5V signals directly to ESP32-C3 GPIO pins.

Important Notes

  • Select the correct style before checkout.
  • USB-C cable is not included unless stated in the package.
  • Use 3.3V logic on GPIO pins.
  • Use a stable USB power source for WiFi projects.
  • Check the board pinout before wiring sensors or modules.
  • For first upload, you may need to use the BOOT button.

Recommended Add-ons

FAQ

What is the ESP32-C3 Super Mini used for?

It is used for compact WiFi and Bluetooth projects, IoT devices, sensors, smart controls, and small prototypes.

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What is the difference between the two styles?

The flash memory welded style uses external flash soldered on the board. The built-in 4M flash style uses built-in 4MB flash memory.

Can I use this with Arduino IDE?

Yes. Install ESP32 board support in Arduino IDE before uploading code.

Does it support Bluetooth?

Yes. ESP32-C3 supports Bluetooth 5 LE.

Are the GPIO pins 5V tolerant?

No. Use 3.3V logic. Do not connect 5V signals directly to the GPIO pins.

Build with this board

// from learn.circuit.rocks

Notes from the bench

// from blog.circuit.rocks

Ask the community

// from forum.circuit.rocks