Seeed studio XIAO ESP32C6 ESP32-C6 ESP32 Development board Support Zigbee and Matter

SKU: FA1053-1-3
Processor

ESP32-C6 SoC, dual 32-bit RISC-V (HP: 160 MHz; LP: 20 MHz)

Wireless

Wi-Fi 6 (802.11ax), Bluetooth 5.0 (LE), Zigbee, Thread (IEEE 802.15.4)

On-chip Memory

512KB SRAM & 4MB Flash

Interfaces

1× UART, 1× LP_UART, 1× IIC, 1× LP_IIC, 1× SPI, 11× GPIO (PWM), 7× ADC, 1× SDIO

Power Input

Type-C: 5V; BAT: 3.7V

Deep Sleep Current

Approximately 15 µA

Dimensions

21 × 17.8 mm

Working Temperature

-40°C to +85°C

The Seeed Studio XIAO ESP32C6 is the 8th member of the XIAO family, bringing advanced wireless connectivity and native Matter support to the thumb-sized form factor that makers and product developers have come to rely on. Built around the ESP32-C6 SoC from Espressif, this board combines Wi-Fi 6 (802.11ax), Bluetooth 5.0 (LE), and IEEE 802.15.4 radio connectivity, enabling Zigbee and Thread protocols — and making it a perfect fit for Matter-compliant smart home applications .

At its core, the ESP32-C6 features dual 32-bit RISC-V processors: a high-performance (HP) core running up to 160 MHz for demanding tasks, and a low-power (LP) core clocking up to 20 MHz for always-on sensor monitoring and peripheral management . The chip integrates 512KB SRAM and 4MB Flash on-chip, providing ample space for IoT control scenarios and smart home applications .

Native Matter support is a standout feature. With its enhanced wireless connectivity, the XIAO ESP32C6 enables you to build Matter-compliant smart home projects that achieve true interoperability across different ecosystems . Whether you are integrating with Apple Home, Google Home, Amazon Alexa, or SmartThings, the ESP32C6 provides the foundation for seamless cross-platform compatibility.

Security is built into the chip. The ESP32-C6 brings enhanced encrypted-on-chip security features including secure boot, encryption, and Trusted Execution Environment (TEE), ensuring your smart home projects remain protected .

Power efficiency is exceptional. The board offers four working modes with a deep sleep current as low as 15 µA, making it ideal for battery-powered devices that require extended operational life . An onboard lithium battery charge management chip supports 3.7V LiPo batteries, allowing standalone battery-powered operation .

The XIAO ESP32C6 maintains the classic thumb-sized 21 × 17.8mm form factor with single-sided mounting, making it perfect for space-constrained projects such as wearables and compact IoT devices . An onboard ceramic antenna provides up to 80m BLE/Wi-Fi range, with an RF switch allowing seamless toggling to an external U.FL antenna when extended range is needed .

The board is supported by Arduino IDE, PlatformIO, and MicroPython, with extensive community libraries and examples . It also integrates seamlessly with mainstream cloud platforms including ESP Rain Maker, AWS IoT, Microsoft Azure, and Google Cloud .

Whether you are building a secure smart home controller, a low-power sensor node, a wearable device, or a production-ready IoT product, the Seeed Studio XIAO ESP32C6 provides a powerful, secure, and exceptionally compact foundation. It is suitable for individual makers, students, and businesses purchasing in bulk for product development or educational programs.


Features

  • Dual RISC-V Processors — High-performance core at 160 MHz, low-power core at 20 MHz for efficient multitasking

  • Enhanced Connectivity — Wi-Fi 6 (802.11ax), Bluetooth 5.0 (LE), and IEEE 802.15.4 for Zigbee and Thread protocols

  • Native Matter Support — Build Matter-compliant smart home projects with true cross-platform interoperability

  • Security Encrypted on Chip — Secure boot, encryption, and Trusted Execution Environment (TEE) for protected deployments

  • Ultra-Low Power Consumption — Deep sleep current as low as 15 µA with lithium battery charge management

  • Thumb-Sized Form Factor — 21 × 17.8mm single-sided mount design, ideal for wearables and space-constrained projects

  • Outstanding RF Performance — Onboard ceramic antenna with 80m BLE/Wi-Fi range, plus RF switch for external U.FL antenna

  • Rich Interfaces — 1× UART, 1× LP_UART, 1× IIC, 1× LP_IIC, 1× SPI, 11× GPIO (PWM), 7× ADC, 1× SDIO

  • Seamless Cloud Integration — ESP Rain Maker, AWS IoT, Microsoft Azure, Google Cloud

  • Broad Development Support — Arduino IDE, PlatformIO, and MicroPython compatible


Technical Specifications 

# Parameter Specification
1 Processor ESP32-C6 SoC, dual 32-bit RISC-V (HP: 160 MHz; LP: 20 MHz)
2 Wireless Wi-Fi 6 (802.11ax), Bluetooth 5.0 (LE), Zigbee, Thread (IEEE 802.15.4)
3 On-chip Memory 512KB SRAM & 4MB Flash
4 Interfaces 1× UART, 1× LP_UART, 1× IIC, 1× LP_IIC, 1× SPI, 11× GPIO (PWM), 7× ADC, 1× SDIO
5 Power Input Type-C: 5V; BAT: 3.7V
6 Deep Sleep Current Approximately 15 µA
7 Dimensions 21 × 17.8 mm
8 Working Temperature -40°C to +85°C 

Usage

Getting Started (Arduino IDE)

  1. Install Arduino IDE — Download and install the stable version for your operating system .

  2. Add board support — In Arduino IDE Preferences, add the following URL to “Additional Boards Manager URLs”: https://espressif.github.io/arduino-esp32/package_esp32_index.json .

  3. Install the board package — Search for and install the ESP32 board package. Note: The XIAO ESP32C6 requires ESP32 board version 3.0.0 or higher .

  4. Select the board — Choose XIAO_ESP32C6 from the board list .

  5. Upload your sketch — Open the Blink example and upload. The onboard orange LED will blink to confirm operation .

Entering BootLoader Mode

If the board is not recognized or upload fails :

  1. Press and hold the BOOT button.

  2. Connect to your computer via USB Type-C data cable while holding BOOT.

  3. Release the BOOT button after connection.

Battery Usage

The XIAO ESP32C6 supports 3.7V lithium battery power and charging. When connecting a battery, observe polarity: negative terminal near the D8 silkscreen, positive terminal near the D5 silkscreen . The red charge LED behavior: flashes when charging, turns off when fully charged .

RF Antenna Switching

The board uses an onboard ceramic antenna by default. To switch to an external U.FL antenna, set GPIO3 to LOW and GPIO14 to HIGH .

Typical Applications

  • Matter Smart Home Projects — Build interoperable devices for Apple Home, Google Home, and Amazon Alexa

  • Zigbee & Thread Networks — Low-power mesh networking for sensor and control applications

  • Wearable Devices — Compact 21 × 17.8mm form factor with 15 µA deep sleep

  • Battery-Powered IoT Sensors — Extended operational life with lithium battery management

  • Secure Smart Home Controllers — Chip-level encryption with secure boot and TEE

  • Cloud-Connected Products — Seamless integration with AWS IoT, Azure, and Google Cloud

Notes for Business Buyers

  • Production-Ready Design — Single-sided SMD layout with standardized stamp holes for commercial PCBA integration

  • Matter Ecosystem — Native Matter support enables products compatible with all major smart home platforms

  • Security Built-In — On-chip encryption and TEE reduce development effort for secure IoT products

  • Suitable for Bulk Purchasing — Ideal for smart home product development and volume deployment

Q: What is the Seeed Studio XIAO ESP32C6 used for?

It is an ultra-compact IoT development board designed for Matter-compliant smart home projects, Zigbee/Thread mesh networks, wearables, and space-constrained wireless applications .

Q: What wireless protocols does the XIAO ESP32C6 support?

It supports Wi-Fi 6 (802.11ax), Bluetooth 5.0 (LE), and IEEE 802.15.4 for Zigbee and Thread protocols .

Q: What is Matter and why is it important?

Matter is an interoperability standard for smart home devices. Native Matter support on the XIAO ESP32C6 allows your projects to work seamlessly across Apple Home, Google Home, Amazon Alexa, and SmartThings ecosystems .

Q: What is the deep sleep current of this board?

The deep sleep current is approximately 15 µA, making it ideal for battery-powered applications requiring long operational life .

Q: Does this board support battery charging?

Yes. The board includes an onboard lithium battery charge management chip supporting 3.7V LiPo batteries .

Q: How do I switch to an external antenna?

Set GPIO3 to LOW to activate the RF switch, then set GPIO14 to HIGH to use the external U.FL antenna .

Q: Is the XIAO ESP32C6 compatible with the Arduino IDE?

Yes. Install the ESP32 board package (version 3.0.0 or higher) and select XIAO_ESP32C6 from the board list .

Q: What security features does this board have?

It supports secure boot, encryption, and Trusted Execution Environment (TEE) for enhanced on-chip security .

Q: How do I enter BootLoader mode?

Hold the BOOT button, connect via USB while holding, then release the button .

Q: Can I purchase in bulk for product development?

Yes. The XIAO ESP32C6 is suitable for both individual users and business purchasing. Its production-ready design and Matter support make it ideal for commercial smart home product development .