We propose and experimentally investigate two distinct power-over-Fiber (PoF) approaches, aiming to remotely power Internet-of-Things (IoT) sensing systems for Industry 4.0 environments. The first ...

Thermopile sensors offer a reliable way to measure temperature without physical contact, making them ideal for real-world applications where speed, safety, and precision matter. Whether you are ...

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ESP32 and DallasTemperature.h Ver. 3.9.1 Having 9 sensors DS18B20 on single bus the function getAddress gives 2 addresses of DS18B20 duplicated. Accessing DS18B20 via addresses is a must to avoid ...

Is your PC or Mac running hot? Here's how to check processor temps on your Windows and Mac computers. Palash has been writing about technology (and entertainment) for over a decade. His focus has been ...

const int ledPin = 13; // on board LED... float temperature = 0.0; // variable to store reading from DS18B20 sensor... int delay_time = 2000; // variable to delay between readings... byte addr[8]; // ...

The Pixel 9 series has just been announced, and as you can see from the image below, the Pixel 9 Pro and 9 Pro XL still sport that small circle below the flash light. The temperature sensor is still ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

If you are a PC user who needs to monitor the temperature constantly and ensure that is not high during intensive processing, then an incorrect CPU temperature reading can create issues. This post ...

Recent models of Apple Watch–the Series 8 and later, to be precise–are equipped with a temperature sensor. That might sound useful for a variety of health purposes, but in practice, there are ...

Smart home automation is the ultimate life hack, in my humble opinion. Whether for efficiency, accessibility, nerding out, or just plain laziness, all you need are smart home devices and a little ...