EEPROM and Flash are both non-volatile memories built from floating‑gate transistors, but they differ mainly in write/erase granularity. EEPROM let...

Yes, on Arduino boards the analog pins can also function as digital I/O pins. Each analog pin has a digital pin number assigned internally (for exampl...

I’ve had to track down shorts on PCBs a few times, and it can definitely be tricky. The first thing I usually do is grab a multimeter in continuity mo...

If your home network isn’t saturated with dozens of devices or gigabit internet, a Pi can handle routing/firewall duties just fine. However, for criti...

A good rule of thumb when reading resistor color codes is to start from the end where the color band is closest to the lead. That first band usually m...

Several new ESP32 boards have gained popularity in the community recently, each for different reasons depending on the use case—AI, low power, display...

Yes, you should always discharge the capacitor before measuring it with a multimeter. Measuring a charged capacitor can damage your meter and give fal...

Before checking the sensor deeply, you should first check the power supply, as the sensor is sensitive to power supply stability. If you're powering i...

A boost converter increases DC voltage. It uses an inductor to store energy when a switch is on, then releases that energy plus the input voltage to t...

Firstly, it depends on who is buying. If you are not an electrician or technician, you probably don’t need to go with a Fluke multimeter. However, if ...

It depends on the specific aspect you want to focus on, but here are a few popular books I'd recommend: The Official ESP32 Book – A beginner's gui...