24GHz mmWave Sensor for XIAO – Human Static Presence

Feature Highlights

• Advanced FMCW Technology: Utilizes Frequency-Modulated Continuous Wave technology, delivering unparalleled sensitivity and robustness against environmental interferences. This feature ensures accurate human body detection, regardless of environmental conditions.
• Comprehensive Human Body Detection: Equipped with state-of-the-art human body sensing algorithms, this sensor detects not only moving human bodies but also those who are static, exhibiting micro-movements, or in various postures such as sitting or lying down.
• Flexible Adjustment and Configuration: Offers multi-level intelligent parameter adjustment via Bluetooth or a serial port, catering to diverse environmental needs and scene changes. It also supports app-based direct parameter configuration, simplifying the setup process by bypassing the need for a serial port connection.
• Wide Detection Range: Boasts a wide detection angle of up to ±60 degrees and a long sensing distance, capable of detecting movements up to 5 meters away, ensuring comprehensive coverage of the intended area.
• Enhanced Aesthetics and Functionality: Demonstrates excellent shell penetration, allowing seamless integration into product designs without surface perforations, thus enhancing both aesthetics and functionality.  FMCW,Arduino support, Home Assistant, ESPHome support.

Product Description

The 24GHz mmWave Sensor for XIAO – Human Static Presence is a cutting-edge extension board designed for the XIAO development platform. It’s an advanced human body sensing module that employs 24GHz millimeter wave radar sensor technology, elevating the efficiency and accuracy of human presence detection in indoor environments. This module is not only adept at recognizing dynamic human movements but is equally sensitive to static, micro-moving, sitting, or lying individuals.

Key specifications include an operating frequency of 24GHz~24.25GHz, operating voltage of DC 3.3V, and a power supply capacity of over 200mA. The sensor’s average operating current stands at 79 mA, with a modulation type of FMCW. It’s specifically tailored for human presence sensing applications, offering a detection distance ranging from 0.75m to 6m (adjustable), and a detection angle of ±60°. The distance resolution is fine-tuned to 0.75m, with a sweep bandwidth of 250MHz, functioning optimally in ambient temperatures ranging from -40°C to 85°C. Its compact dimensions, measuring 18mm x 22mm, make it suitable for a wide range of applications.

Applications

• Human Body Sensor Light Control
• Life Safety Protection
• Smart Home Appliances
• Intelligent Security Systems

In the Box

• 24GHz mmWave Sensor for XIAO – Human Static Presence Module
• User Guide and Installation Manual
• Accessories for Mounting and Configuration

This product is a perfect fit for smart home enthusiasts, safety-conscious users, and anyone interested in enhancing their security systems with advanced, reliable, and discreet human body sensing technology.

Documentation