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Ambient Light Monitor: Zero-Cross Detection

Ambient Light Monitor: Zero-Cross Detection

Part 4 in the “How to Make an Ambient Light Monitor” series


Projects Aug 16, 2015 by Robert Keim
The NI Week Report

The NI Week Report

A look back at National Instruments' Week, a technology conference held in Austin, TX, from August 3-6th every year. Attended by major players in nearly every industry, this event sets out to determine the course of technology.


News Aug 14, 2015 by Jennifer A. Diffley
A Practical Introduction to Operational Amplifiers

A Practical Introduction to Operational Amplifiers

Operational amplifiers are a cornerstone of EE design. Get your first taste of this topic through a few simple circuit exercises!


Build an Audio Detector

Build an Audio Detector

Detect audio with an electret microphone and a TI CC3200 Wifi microcontroller. This handy project will allow you to set up an audio detection device that can be used to catch your roommate stealing things from the fridge or send you an alert if the noise in your room goes above a certain threshold.


Nodal Analysis and Dependent Sources

Nodal Analysis and Dependent Sources

The use of dependent sources when using Nodal Analysis.


Fundamentals Of Quantum Computing

Fundamentals Of Quantum Computing

This article walks through the very basics of quantum computing and how they are designed. It will also provide accurate information about the principles behind quantum theory that helps quantum computing work. The objective is to help you understand this new age technology and its benefits.


Ambient Light Monitor: Understanding and Implementing the ADC

Ambient Light Monitor: Understanding and Implementing the ADC

Part 2 in the "How to Make an Ambient Light Monitor" Series. Our smart ambient light monitor will need to digitize and analyze signals from an optical detector, so it is time to explore the EFM8’s integrated analog-to-digital conversion functionality.


Projects Aug 05, 2015 by Robert Keim
Ambient Light Monitor: Measuring and Interpreting Ambient Light Levels

Ambient Light Monitor: Measuring and Interpreting Ambient Light Levels

Part 3 in the “How to Make an Ambient Light Monitor” series. The project continues by building an ambient light sensor circuit on a breadboard, digitizing the circuit’s output signals, and interpreting the digitized measurements.


Projects Aug 05, 2015 by Robert Keim
The Cicret Bracelet

The Cicret Bracelet

The Cicret bracelet is the best tech you've never heard of--and it could someday be a reality.


News Aug 05, 2015 by Jennifer A. Diffley
The World’s First 256Gb, 48-Layer BiCS FLASH

The World’s First 256Gb, 48-Layer BiCS FLASH

Toshiba has released a new flash memory based on its 48-layer stacking process. It has far more storage than traditional NAND flash memory, greater write/erase reliability endurance, and faster write speeds.


News Aug 04, 2015 by Jennifer A. Diffley
Transmit Temperature with Raspberry Pi

Transmit Temperature with Raspberry Pi

How to interface a Raspberry Pi to an I2C temperature sensor (TMP102) and then publish the data to a Google sheet and graph.


Wireless Charging with Metal Devices

Wireless Charging with Metal Devices

Qualcomm's new technology allows devices with metal exteriors to charge, even away from the charging mat. The new method of wireless charging also allows for multiple devices to charge at the same time.


News Aug 03, 2015 by Jennifer A. Diffley
Ambient Light Monitor: Display Measurements on an LCD

Ambient Light Monitor: Display Measurements on an LCD

Learn how to use an EFM8 microcontroller to convert current and voltage measurements to digits that can be displayed on an LCD. We'll discuss a convenient way to report analog-to-digital conversion values that represent current and voltage amplitudes.


Projects Jul 26, 2015 by Robert Keim
5 Great Toys to get Girls Excited about Electrical Engineering

5 Great Toys to get Girls Excited about Electrical Engineering

We've found five fantastic options to get your daughter excited about electrical engineering while she's young.


News Jul 25, 2015 by Jennifer A. Diffley
How to Display an Image on an LCD using an EFM8 Microcontroller

How to Display an Image on an LCD using an EFM8 Microcontroller

Use the EFM8’s USB functionality to transfer an image from your PC to an LCD.


Projects Jul 24, 2015 by Robert Keim
Estimating Wireless Range

Estimating Wireless Range

How to estimate wireless communication range from radio parameters.


Guts of the IoT: Building NodeMCU from Source for the ESP8266

Guts of the IoT: Building NodeMCU from Source for the ESP8266

Compile and install NodeMCU on the ESP8266 IoT chip using Linux tools and the ESP Open Source SDK


Projects Jul 18, 2015 by Patrick Lloyd
The $20 Computer Disrupts the World

The $20 Computer Disrupts the World

The Remix Mini is a $20 mini computer that runs on an Android operating system. The basic model has 8gigs of storage, a simple back interface with two USB ports, ethernet jack, and HDMI jack. It's Bluetooth compatible and obviously Wi-Fi enabled.


News Jul 17, 2015 by Jennifer A. Diffley
Communicating with an EFM8 Microcontroller via USB

Communicating with an EFM8 Microcontroller via USB

Many embedded applications benefit from a communications interface that allows for convenient data transfer between a PC and a microcontroller. This article explains how to use the virtual COM port library from Silicon Laboratories to send data from a Windows application to an EFM8 microcontroller.


Projects Jul 17, 2015 by Robert Keim
Displaying Characters on an LCD with an EFM8 Microcontroller

Displaying Characters on an LCD with an EFM8 Microcontroller

Learn how to design characters using an image editor and display them on an LCD controlled by an EFM8 microcontroller.


Projects Jul 13, 2015 by Robert Keim