Wednesday, June 5th, 2019
Glen has been working on a Wi-Fi enabled bicycle traffic signal project: In the first post in this series, we built a miniature LED bicycle traffic signal using 3D printing, laser cutting, a sticker, and an Adafruit Neopixel Jewel. In this post, we’ll look at bringing the signal to life...Tags: Adafruit Neopixel Jewel, Particle Photon, traffic control systems
Posted in LEDs, wireless | No Comments »
Thursday, December 30th, 2010
Why do traffic lights seem to change green whenever emergency and government vehicles approach? Through the use of various technologies, one of which involves use of a Mobile InfraRed Transmitter (MIRT). An IR sensing device like that pictured above is mounted near overhead traffic lights and senses certain IR LED...Tags: IR, traffic control systems
Posted in hacks, infrared | 2 Comments »
