In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 hours turnaround time) up to $20 shipping discount on first order (PCB ...

As a result, remote control technologies are being widely adopted across various sectors. Among the many components used in ...

This library provides a simple way to create multiple virtual serial devices that communicate over one physical serial connection. A virtual device can be used as a drop-in replacement for Stream like ...

Methods and explanation can be found in /src/MH-Z14A.h In case of communication issues with the sensor, please first check for sufficient power supply (the sensor needs at least 150 mA peek). MH-Z14A ...