Lighting

Video: Voice-activated LED wall powered by Arduino

02 October 2020

Voice-activated lighting inside a smart home has become a common feature with the advent of smart light emitting diodes (LEDs), but a maker has taken it to another level with a huge light installation powered by Arduino.

Light[s]well is a custom 4 ft by 8 ft light installation comprised of 80/20 extrusions and fasteners with individual addressable LED strips embedded in the channels of the structure. It contains 74 sheets of laser-cut cardstock that make up the undulating light-diffusing wave pattern.

The maker, Brian Harms of NSTRMNT, crafted the light wall to be voice responsive thanks to the Arduino Alexa skill, a skill that can be enabled in Amazon Alexa that allows the smart voice speaker to interact with the maker board.

Light[s]well contains 30 LEDs per meter strips to give each gap in the cardstock two LEDs per structural metal beam for a total of six LEDs per gap. The LEDs are individually addressable and powered by an Arduino MKR1000 in conjunction with Arduino Create/IoT Cloud — a service that allows anyone to create IoT applications for real-time data monitoring, Wi-Fi and LoRa compatibility, to build a dashboard with more than 15 unique widgets and to automatically generate sketches.

In the video, the maker shows how, through voice activation, the lighting system can be changed to a variety of colors giving users the ability to provide several scenes and themes for households.

Learn more about the maker’s invention by visiting the NSTRMNT website.

To contact the author of this article, email PBrown@globalspec.com


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