A small PlatformIO/Arduino project that measures distance using an ultrasonic sensor (HC-SR04 or similar) and prints the measured distance over the serial port. This README explains how to open the ...

In this tutorial, you will learn how to send WhatsApp messages directly from an Arduino UNO R4 WiFi using the CircuitDigest Cloud Whastapp API. Instead of using a GSM module, SIM card, or complex ...

The Korea Research Institute of Standards and Science (KRISS) has developed an ultrasonic sensor technology that applies a ...

In this video I'm showing how you can send data from an Arduino (NodeMCU) board to a hosted Laravel application. The example ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (March 2026) that make the cut: ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

Abstract: Ultrasonic intra-body communication (IBC) has essential application prospects in personalized medicine. However, due to the limitations of complex biological tissues in the human body, ...

Abstract: Sensors and cameras are important elements in robot navigation, but due to limitations present in many sensors, different sensor fusion methods have been suggested to enhance the reliability ...

Test the functionality of sensors and motors before integrating with Arduino using these standalone test codes. Ensure each component works as expected, simplifying debugging and setup for your ...