The perfect combo to speed up your development

Unlock your creativity with MEMS sensor technology and STM32

Our latest expansion board highlights the major development potential of MEMS sensors and an STM32 MCU using the X-CUBE-MEMS1 software package. The MEMS sensor expansion board features a full set of motion, environmental, and even gesture recognition sensors. Together with our powerful algorithms and function software, you have full access to an intuitive ecosystem for adding advanced sensor capabilities to your smart home device, wearable gadget, gaming accessory, or other project innovation. The X-NUCLEO-IKS4A1 expansion board is also supported in the Arduino Ecosystem and The Zephyr Project.



  • Motion MEMS and environmental sensor evaluation board kit
  • Includes Qvar touch/swipe electrode
  • Compatible with STM32 Nucleo boards
  • Arduino UNO R3 connector
  • Industrial connector for IR sensor application development

Application examples



Smart home and buildings


Gaming accessories


Environmental monitoring


Software libraries to make life easier

The X-CUBE-MEMS1 expansion software package for STM32 MCUs includes drivers to recognize the MEMS sensors and collect temperature, humidity, pressure, and motion data. 

The sensor suite on the X-NUCLEO-IKS4A1




Discover more


Inertial module

Always-on 6-axis IMU with programmable intelligent sensor processing unit

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Ultralow-power 3-axis smart accelerometer with Qvar, AI, antialiasing filter, and advanced digital features

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Inertial module

6-axis IMU with embedded sensor fusion, AI, and Qvar for high-end applications

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Pressure sensor

Low-power, high-precision MEMS nano pressure sensor: 260-1260 hPa absolute digital output barometer

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Magnetic sensor, digital output, 50 gauss magnetic field dynamic range, ultralow-power, high-performance 3-axis magnetometer

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Humidity + temperature sensor

High accuracy relative humidity (+/-1.8%) and temperature sensor (+/-0.2 °C typ.) from Sensirion (ST Partner)

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Recommended resources

Explore the STM32 Open Development Environment

Explore the STM32 Open Development Environment

Discover the ecosystem behind the X-NUCLEO-IKS4A1 and why the board a must-have tool for fast prototyping and developing applications.

Getting started with X-CUBE-MEMS1

Getting started with X-CUBE-MEMS1

Get started with X-CUBE-MEMS1 in STM32CubeMX with this overview of the software package and its features, and a walkthrough for setting up and configuring the software.


Live webinar: Your full application ecosystem with learning MEMS sensors, STM32, and function software

Join us to discover how to reduce your development effort with ready-to-use examples and a seamless experience with an intuitive graphical user interface to easily evaluate and prototype new solutions. Attendees will learn about the latest MEMS sensors with edge processing and accuracy, and STM32 MCUs, and how to use them to speed up their application development process.