ESP32-C3-Zero Mini Development Board - with soldered connections - ESP32-C3FN4 - Waveshare 25452

Index: WSR-23869
ESP32-C3-Zero is a compact development board with the ESP32-C3FN4 microcontroller , offering wireless communication via WiFi and Bluetooth Low Energy.
ESP32-C3-Zero Mini Development Board - with soldered connections - ESP32-C3FN4 - Waveshare 25452
€4.00
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Manufacturer: Waveshare

Product description: ESP32-C3-Zero - mini WiFi / Bluetooth development board - ESP32-C3FN4 - Waveshare 25452

ESP32-C3-Zero is a mini development board equipped with the ESP32-C3FN4 microcontroller . It is characterized by a single-core processor operating at a frequency of 160 MHz. The device allows users to communicate wirelessly using WiFi and Bluetooth . In terms of memory, the ESP32-C3 Mini offers 400 KB SRAM, 384 KB ROM and 4 MB Flash memory . Additionally, the board is equipped with pin strips, which expands the possibilities of connecting various peripheral devices. The board also includes a CAT6219-330TD-GT3 LDO voltage regulator , TX and RX LEDs , as well as reset and firmware download buttons. Moreover, the product is compatible with popular programming environments such as CircuitPython, MicroPython, Arduino IDE and ESP-IDF , which increases its versatility and facilitates integration with various projects.

A blue mini development board lies on a white background. ESP32-C3-Zero - Mini WiFi/Bluetooth Development Board - ESP32-C3FN4 - Waveshare 25452.

A blue mini development board lies on a white background. The development board enables support for 2.4 GHz WiFi and Bluetooth Low Energy.

Main features of the development board

  • Enables wireless connectivity thanks to WiFi and Bluetooth Low Energy support
  • This is the version without soldered connectors
  • It has an ESP32-C3FN4 microcontroller with a single-core 32-bit RISC-V processor operating at a frequency of up to 160 MHz
  • It offers 400 KB SRAM, 384 KB ROM and 4 MB Flash memory
  • Ensures low energy consumption
  • It has 15 GPIO pins and a built-in 2.4G ceramic antenna
  • Connects via USB-C port
  • Supports a variety of communication interfaces, including 3 x SPI, 1 x I2C, 2 x UART, 1 x I2S, and 2 x ADC

The main function of the device

The ESP32-C3-Zero development board is designed for the development and prototyping of IoT applications . Its small size and versatile wireless communication capabilities make it ideal for creating intelligent devices that can collect data, communicate with other devices and process information in real time.

Wireless communication

ESP32-C3-Zero offers support for 2.4 GHz WiFi and Bluetooth 5 . This enables communication both on local WiFi networks and directly with other Bluetooth devices, which is helpful in applications requiring remote control or data transfer.

A blue mini development board lies upside down on a white background.

ESP32-C3-Zero has small dimensions.

ESP32-C3FN4 microcontroller

The central element of the device is the built-in ESP32-C3FN4 microcontroller with a single-core RISC-V 32-bit processor that can operate at a frequency of up to 160 MHz. The microcontroller provides the computing power necessary to process data, manage wireless communications, and perform complex tasks. Its low power consumption makes it ideal for portable and energy-saving projects.

Wide programming possibilities

The development board is compatible with multiple development environments, allowing for flexibility in software development. It can be programmed using popular environments - Arduino IDE, ESP-IDF, MicroPython and CircuitPython.

A detailed description of the product can be found in the user guide on the manufacturer's website.

Arrangement of components on the board

  1. USB-C port
  2. BOOT button
  3. RESET button
  4. RGB WS2812 LED
  5. CAT6219-330TD-GT3 linear voltage regulator
  6. ESP32-C3FN4 single-core processor
  7. 2.4G ceramic antenna

Blue mini development board with components marked. Description of the built-in board elements.

Product dimensions. The product has a built-in ESP32-C3FN4 microcontroller.

Board specification

  • Producer: Waveshare
  • Model: ESP32-C3-Zero
  • Microcontroller: ESP32-C3FN4
  • Processor: single-core RISC-V 32-bit, 160 MHz
  • Wireless connectivity: WiFi 2.4 GHz, Bluetooth 5 (LE)
  • Memory: 400 KB SRAM, 384 KB ROM, 4 MB Flash
  • Communication interfaces: 3 × SPI, 1 × I2C, 2 × UART, 1 × I2S, 2 × ADC
  • GPIO: 15 pins
  • USB port: USB-C
  • Built-in antenna: yes, ceramic antenna
  • Programming: CircuitPython, MicroPython, Arduino IDE and ESP-IDF
  • Dimensions: 23.5 x 18 mm

Package width 8 cm
Package height 12 cm
Package depth 0.5 cm
Package weight 0.003 kg

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Product reviews

ESP32-C3-Zero Mini Development Board - with soldered connections - ESP32-C3FN4 - Waveshare 25452

4.8/5

Average grade

6

Customers opinion
The following opinions are collected
and verified by
an external partner Trustmate
and come from the post-purchase process.
Martin 24.10.2025 Confirmed purchase Translated review
Works great
Grzegorz 30.06.2025 Confirmed purchase Translated review
Fast shipping, with disadvantages? The circuit was quickly damaged, but let's assume that it was my fault.
Tomáš 01.04.2025 Confirmed purchase Translated review
Miniature, still functional, simply top
Szymon 05.03.2025 Confirmed purchase Translated review
Everything's fine
Michal 30.05.2025 Confirmed purchase
Marcel 26.12.2024 Confirmed purchase

Country of Origin: China

Manufacturer Contact Details: Seednew Limited 3/F, Building 6, Shanglilang Zhichuangyuan, Pingji Avenue, Nanwan Street, Longgang District, Shenzhen, 518115, China

EU Marketer Contact Details: BOTLAND B. DERKACZ SP. K. Gola 25A - 63-640 Bralin

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