This Arduino code controls the HC-SR04 ultrasonic sensor and the LED distance indicator. It measures the distance of an object and uses different distance ranges to control the blue, green, yellow, ...

Watching space rocks obscure stars is easier than you think ...

IntroductionMany people feel that electronics and robot control are daunting because they require hardware knowledge and coding skills. In this project, I experimentally progressed from 1. basic GPIO ...

A pocket-sized circuit board measuring just 25 by 25 millimeters could change how researchers build wearable health devices.

When an earthquake flattens a city block or a landslide buries a hillside road, rescue teams face the same brutal arithmetic: every minute spent searching blind is a minute a survivor may not have. A ...

The system measures the distance to an object using an ultrasonic sensor and displays the current distance and status on an LCD1602 display. Depending on the measured distance, the system provides ...

So, if the pin layouts on a tutorial don’t match the ones I’ve got on my ESP32, I’d look at what protocol the sensor uses, go ...

Build your own DIY ESP32 desk clock using the Wave Share ESP32C6 Touch AMOLED 2.16 board. Access source code and use the ...

I recently read an article by Ronin (@DeRonin_) titled "How to become a Robotics Engineer in 6 months (RESOURCES)". It is a ...

It's what my Home Assistant server was missing all along ...

Lidar data collected using NOAA survey aircraft reveals a top-down and side view of Loggerhead Key Lighthouse, Dry Tortugas, Florida. NOAA scientists use lidar-generated products to examine both ...

Remote sensing is the science of obtaining information about objects or areas from a distance, typically from aircraft or satellites. A Lidar (Light Detection and Ranging) image created with data ...