For most people, calculators are cheap and simple devices used for little more than addition and the odd multiplication job. However, when you get into scientific and graphical calculators, the ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ESPectre shows one way to do that cheaply and easily by leveraging ...

Olimex HoT (Home of Things) is a lightweight Smart Home solution designed to run on low-end hardware (128MB RAM, 128MB flash) ...

Infrared spectroscopy (IR spectroscopy) is an optical technique that detects molecular bond vibrations and rotations upon absorption of infrared light. Because different chemical functional groups ...

Computers close computerA device that processes information by following a set of rules called a program. and digital devices work by storing and processing information. If information has been ...

An Arduino library for the ST25DV64KC Dynamic NFC/RFID Tag. With this library, you can: Write WiFi credentials to the tag using your smart phone and then have your Arduino board read them via I2C Log ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...

the Arduino library for the Air Purification Combo ONE (APC1) sensor with UART or I2C interface from ScioSense. The APC1 is a compact, box-shaped, all-in-one environmental sensor solution produced by ...

Abstract: When it comes to Human-Computer Interface (HCI), Hand Gesture Recognition (HGR) is a kind of HCI that does not need users to make physical contact with the computer or instrument with which ...