IQS622 Eval Kit 2

The IQS622 ProxFusion® IC is a multifunctional ambient light sensing (ALS), active IR, capacitance & Hall-effect sensor designed for applications where any or all of the technologies may be required. The IQS622 is an ultra-low power solution designed for short or long term activations through any of the sensing channels. The IQS622 is fully I2C compatible and can be configured to operate on an event mode basis to wake-up on dedicated sensors.

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EV-Kit Overview

  • Hall-effect sensing
  • Capacitive sensing
  • Ambient light sensing (ALS)
  • Active IR proximity sensor

Evaluation Modes

  • Connect to PC GUI via CT210 USB Dongle1
    • Raw info displayed in GUI
  • Plug into Arduino Uno1 or ST Nucleo1
    • Sensor info displayed on 7-segment
    • Open source code for custom development
  • Embed the small module PCB (stamp) into custom design & interface to host MCU (Additional modules sold separately as IQS622EV01)


  • Laptops, Notebooks, Mobile phones, Tablets
  • On-ear detection
  • Screen brightness adjust
  • Keyboard backlight adjust
  • Smart cover detection and orientation
  • SAR
  • Touch volumes controls

ProxFusion® Pin-out Guide: Download


Detachable Stamp Module


1 Note: It is suggested to purchase the CT210x configuration tool (not included in this kit). This dongle allows rapid evaluation of the kit by interfacing to the free GUI of the IC.