As a $35 pc with very low power requirements, the Raspberry Pi is uniquely suited to serve many different purposes especially as an always-on low power server. When I first heard of the Pi, I was ...

Arduino UNO: As you know, Arduino is a microcontroller-based open source electronic prototyping board that can be programmed with an easy-to-use Arduino IDE. The UNO is one of the most popular boards ...

Each year, students in the Saint Louis University School of Science and Engineering participate in research and design capstone experiences. At the SSE Undergraduate Showcase, students present posters ...

In this IoT-based smart bin project, an Arduino Uno R4 WiFi acts as the central control unit, interfacing with two ultrasonic sensors and a servo motor. The power bank provides 5V via the USB-C port, ...

Node-RED is such a visual block-based programming tool which is free and open-source, yet allows performing very complex tasks including web access, Twitter, e-mail, HTTP queries, Bluetooth, MQTT as ...

Indoor navigation robots, which have been developed using a robot operating system, typically use a direct current motor as a motion actuator. Their control algorithm is generally complex and requires ...

⏱️ Utilize Timer1 Overflow Interrupt on Arduino UNO to toggle an LED at precise intervals, ensuring accurate timing with register-level control. An IoT-based smart security alarm system using ESP32, ...

The Pneumatron device measures gas diffusion kinetics in the xylem of plants. The device provides an easy, low-cost, and powerful tool for research on plant water relations and gas exchange. Here, we ...