Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as ...

The ESP32 does everything a Pi Pico does, but costs less and lasts 100x longer on batteries ...

Abstract: The wheelset is a critical component of a rail vehicle, carrying the weight of the train in contact with the rail during the train operation. The constant measurement of wheelset geometries ...

This code can feed your lights PWM analog signals through as many Analog outs your device has. This means you can control up to eight seperate strips of lights using this code. Simply edit the code to ...

Light painting is a technique which allows you to “draw” on a photograph by moving a light past the camera during a long exposure shot. While it can be difficult to master, light painting allows for ...

It's why DIY smart home projects suddenly got cheap (and actually doable) ...

Abstract: Line-structured light sensors (LLSs) are widely used in measurement of multi-section bevels in thick plate weldments to ensure the structural integrity in shipbuilding and high-pressure ...

Wong showing the white line on the cross junction at Jalan 16/6. Motorists need to stop on the line to activate the sensor. MANY motorists are unaware that the traffic lights at the cross junction of ...

This project implements an intelligent street lighting system using an ESP32 microcontroller. The system automatically controls streetlight brightness based on ambient light conditions and motion ...