Intersil's ISL9238 and ISL9238A add 5V-20V reverse boost for USB On-The-Go charging of portables such as smartphones and headphones; two USB-C buck-boost battery chargers support bidirectional power delivery in ultrabooks, tablets, power banks and other mobile products. by Graham...

The ESP8266 WiFi Module is a self-contained SOC that can give any microcontroller access to your WiFi network. It's an extremely cost-effective board with a huge and ever-growing community. Each ESP8266 module comes pre-programmed with an AT command set firmware. This module has a...

Alan X has been working on a spectrum analyser project that can show the spectrum visually! He started working with ATTiny85 and kept on updating the project over time. Alan X used Goertzel's algorithm with a Hamming window, this algorithm can be used to detect a frequency from...

Here is a nice PDF document from Intel explaining how integrated circuits are made. From Sand to Circuits - How Intel makes integrated circuits [PDF] -...

Designed for everyday food analytics, the SFH 4735 LED emits broadband infrared light in a wavelength range from 650 to 1,050 nanometers. by Julien Happich @ edn-europe.com The component is well suited as a light source for near-infrared spectroscopy, for example to assess the...

Philip Kane @ jameco.com discuss about how to measure temperature with NTC thermistors. He writes: Thermistors (thermal resistors) are temperature dependent variable resistors. There are two types of thermistors, Positive Temperature Coefficient (PTC) and Negative Temperature...

Internet of LEGO “IoL” is an interactive LEGO city built and designed by Cory Guynn, a cloud computing and IoT enthusiast. This project combines computer and electronics  engineering with our favorite childhood toy, LEGO! Through the IoL blog, Cory shares a collection of circuit...

ChipKIT Uno32 by Digilent is an easy-to-use platform for developing microcontroller-based applications. It uses chipKIT-core development environment and Arduino IDE for compatibility with existing code examples, tutorials and resources. Pin-compatible with many Arduino shields that can...