Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at ...

As financial fraud continues to evolve, officials are urging the public to take precautions against a growing threat: ATM skimming. ATM skimming devices are designed to secretly capture a user’s card ...

LiquidCrystal Arduino library for I2C LCD displays used for STEM schools. Tested on HD44780 LCD connected to PCF8574 I2C.

Ever want to find your device on the map? Think we all do sometimes. The technology you’ll generally use for that is called ...

I purchased one of each of these cheap sensors recently from aliexpress for testing purposes. Compared with the ubiquitous HC-SR04 (*), I liked the idea of having a combined emitter/receiver, i.e.

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I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts covering smart home, home entertainment, wearables, fitness and health tech, and various other product ...

In just a few decades, mobile phones have gone from a luxury reserved for the elite to an essential tool for billions of users. From the first in-car phones of the 1940s to the best smartphones of ...

Abstract: Nowadays there are many hardware communications protocols to choose from, UART, SPI, I2C three protocols are the most representative, they are widely used. They have different ...