This project demonstrates how to use MQTT to control 4 AC bulbs using the MIT App Inventor platform and NodeMCU. MQTT is a lightweight messaging protocol that is ideal for IoT applications, and ...

In the late 1980s and 1990s, the Game Boy redefined handheld entertainment. With its chunky buttons, monochrome screen, and pocket-sized design, it evolved from a toy into a cultural icon (see Fig. 1) ...

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 ...

We absolutely adore inspired labor-of-love tales such as this one. [Alastair] wanted to build a synth for his daughter’s third birthday in spite of having no prior hardware knowledge. It became the ...