Abstract: This paper presents design and implementation of an ultrasonic sensor based walking stick for visually impaired person. An ultrasonic sensor module, HC-SR04 is used for obstacle detection in ...

Ultrasonic sensor capable enables cuffless, non-invasive blood pressure measurement by National Research Council of Science and Technology edited by Sadie Harley, reviewed by Robert Egan Editors' ...

This Arduino library provides a convenient and easy-to-use interface for the PH4502C sensor, allowing you to effortlessly integrate it into your Arduino projects. The PH4502C sensor is a ...

The ultrasonic beam from this sensor penetrates the skin, detects signals reflected from the vessel walls, and measures changes in vessel diameter. Using this principle, it measures the real-time ...

Abstract: A simple robotics project simulated in Tinkercad based on Arduino Uno. It uses ultrasonic sensors for obstacle detection and can do basic movements using DC motors. The primary objective of ...

the Arduino library for the Air Purification Combo ONE (APC1) sensor with UART or I2C interface from ScioSense. The APC1 is a compact, box-shaped, all-in-one environmental sensor solution produced by ...

Precision sowing requires that the seeds be sown to a sowing depth suitable for seed germination according to the accurate sowing amount and appropriate seed spacing ( Zhai et al., 2014). The ...