Equipment, in general, is not still user friendly for blind people ... This study uses Arduino Mega microcontroller as the main control, proximity sensor to detect the presence of glass, and the ...

We love seeing hacks that involve salvaging parts from what you have on hand to make a new project work, and this project is a great example of that. [Simon], in a quick weekend build, created an ...

We’d already seen many specs leak, including the details that it’ll feature a screen with a 120Hz refresh rate, an ultrasonic under-display fingerprint sensor, a 3,900mAh battery, wireless ...

Abstract: The aim of this paper is to investigate the development of a navigation aid for blind and visually impaired people. It is based on a microcontroller with synthetic speech output. This aid is ...

This project uses an HC-SR04 ultrasonic sensor and Arduino UNO to measure the distance of objects in both centimeters and inches. The measured data is displayed on an I2C LCD. The project was ...

The code handles input from the ultrasonic and water sensors, and controls the buzzer and vibration motor based on the inputs. 🧪 How to Use Assemble the circuit as per the above diagram. Upload the ...

Scientists and journalists share a core belief in questioning, observing and verifying to reach the truth. Science News reports on crucial research and discovery across science disciplines. We ...