This project features a relay control system with integrated LED regulation, utilizing both a 12V-to-5V step-down converter and a 5V-to-3.3V regulator. The system is designed to manage high-voltage AC ...

I started diagnosing why my relay wasnt firing when turning the flash on and off and discovered that the relay schematic in this section is incorrect. On the ESP32cam schmatic it is labelled as ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner getting started with Arduino, your first instinct is typically to buy a ...

When you need to make very tiny measurements, even noise in closed relays can throw you off. [Marco] was able to observe this effect and wanted to build a switch that didn’t have this problem. He ...

Configuring the STM32WL55JC1 as a LORA temperature sensing node and a LORA enabled ESP32 configured as a control hub creates a complete system for environmental monitoring and control. One that can be ...

If you are an embedded engineer and working in the electronic industry, there may come a situation where you need to determine the position of a moving object or you need to determine the altitude and ...

Solving our way through the starting section of Atomic Heart. The very first location of Atomic Heart is the Vavilov Complex — a massive underground research facility, and you won’t even reach the ...

If you are thinking about building yourself a burglar alarm or you are thinking about Automating lights in your room, then you should definitely consider using an HC-SR501 Passive Infrared Sensor or ...

LilyGo T-Relay-8 is an ESP32 WiFi & BLE board equipped with eight 5V relays supporting up to 250V AC or 28V DC, as well as 16-pin GPIO header for expansion. The board offers a more compact solution ...