GitHub

Arduino + HC-SR04 distance-based LED feedback system

This schematic was designed using EasyEDA and shows the complete connection setup of the ultrasonic sensor (HC-SR04) with the Arduino UNO and two LEDs. It includes pin mappings, power rails, and ...
GitHub

Designed an obstacle detection system using HC-SR04 sensor + Arduino, with buzzer/LED alerts for objects <10 cm. Tested performance in real-world scenarios, optimizing signal ...

There was an error while loading. Please reload this page. // Clear the trigPin digitalWrite(trigPin, LOW); delayMicroseconds(2); // Set the trigPin HIGH for 10 ...
archive

Speed Measurement Using HC-SR04 Ultrasonic Sensor and Arduino

remove-circle Internet Archive's in-browser video "theater" requires JavaScript to be enabled. It appears your browser does not have it turned on. Please see your ...
Electronics For You

Water Level and Temperature Monitor With TFT Graphics Using Arduino

This system demonstrates water level and temperature monitoring on a 10.92cm (4.3-inch) TFT LCD using graphics and ...
Hackaday

HC-SR04

The HC-SR04 sonar modules are available for a mere pittance and, with some coaxing, can do a pretty decent job of helping your robot measure the distance to the nearest wall. But when sellers on eBay ...
Scientific Research Publishing

Measurement of Acceleration Due to Gravity Using Arduino and Ultrasonic Sensor ()

1 Department of Mechatronics Engineering, CEME, National University of Sciences and Technology, Islamabad, Pakistan. 2 DBS&H, CEME, National University of Sciences and Technology, Islamabad, Pakistan.
IEEE

Arduino-Driven Elevating Bridge Responsive to Water Level Variations using HC-SR04

Abstract: The automation of height-increasing bridges during floating events is a crucial engineering challenge in areas prone to flooding or water surges. It proposes a solution to adjust the bridge ...