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Predicting Battery Degradation with a Trinket M0 and Python Software Algorithms

Learn how to build a setup that will help you predict a battery's performance as it ages using a Trinket M0 and software algorithms.

December 09, 2019 by Aaron Hanson

How to Design a Super Simple Sensor System for Industrial Monitoring Applications

This article describes an Ethernet-connected subsystem of a larger modular sensor system designed for industrial or smart home sensing and monitoring. We will discuss a custom sensor subsystem developed for this application.

September 12, 2018 by Mark Hughes

Hardware Evaluation of a Custom Programmable Wi-Fi Controller: The WiCard

This article explores the schematic design and basic features of a smart programmable wireless controller module I designed: the WiCard.

June 01, 2018 by M. Mahdi K. Kanan

How to Build a Particulate Matter Detector for Air Quality Measurement

Use a Honeywell particle sensor to measure 2.5 µm PM and 10.0 µm PM concentrations in your environment.

March 28, 2018 by Raymond Genovese

How to Use a Robot to Record and Transfer Audio Signals

This article provides detailed information on sampling audio signals and transferring the data to a PC for analysis.

September 15, 2017 by Robert Keim

F.U.N. with B.L.E.

With all these invisible radio frequencies flying through the air, we should know a little bit about what exactly they are!

September 08, 2017 by Ryan Jones

The Wi-Fi Eye, Part 3: Choosing the Right Servos for the Job

Part 3 of this project focuses on choosing and configuring the servos you will use to create your Wi-Fi Eye.

July 27, 2017 by Jeremy Lee

Troubleshooting Tools for Your Next Bluetooth LE Project: Ubertooth and the Nordic nRF Sniffer

Bluetooth LE was designed with the IoT in mind. Here are some options for troubleshooting your next Bluetooth LE project.

July 14, 2017 by Mark Hughes

Make a Web Server with ESP8266

In this project, we first examine how to install an ESP8266 add-on on Arduino IDE and then we make a configurable web server with an ESP8266 and show the simplicity of this process.

July 05, 2017 by Mohammad Amin Karami

“Everything is Better with Bluetooth”:  Add Your Own Custom Bluetooth LE to Your Next Project

Bluetooth low energy (BLE) is designed to intermittently transmit information using a limited amount of power. This article provides the building blocks that allow you to add BLE to your projects for $5 (plus a one-time purchase of a $15 programmer).

June 28, 2017 by Mark Hughes

Build an IoT Notification Device with an Arduino UNO

Enter the world of the Internet of Things by building your own IoT notification device.

June 23, 2017 by Don Wilcher

Add Voice Commands to Your Next Project with Bluetooth LE

This project uses the Alorium Technology XLR8, a Bluetooth LE HID Implementation, and the EasyVR voice recognition module to add voice-activated movements to your next project.

May 17, 2017 by Mark Hughes

Track Overhead Flights with a Raspberry Pi Zero Wireless, a Software Defined Radio, and FlightAware

This article shows you two ways to use a Raspberry Pi Zero Wireless to track flights in your area. It also demonstrates how it can control a 64×64 RGB matrix.

April 03, 2017 by Mark Hughes

Capturing IMU Data with a BNO055 Absolute Orientation Sensor

The BNO055 is an absolute orientation sensor from Bosch that combines sensor data and a microprocessor to filter and combine the data, giving users their absolute orientation in space.

March 22, 2017 by Mark Hughes

Testing a Custom IoT Framework by Controlling an LED: RIOT (RealTime Internet of Things)

Using a custom framework (RIOT) to control an LED with a networked computer.

February 08, 2017 by Robin Mitchell

An Introductory Project for Software Defined Radio

Learn how to listen to frequencies on the air with nothing more than a USB dongle: first FM radio, then voice signals.

February 02, 2017 by Christi Durham

Create a PID Controller on the NI myRIO—The Software

In this short project article series, we will implement a simple PID controller using LabVIEW on a hobby DC servo motor and the NI myRIO.

November 29, 2016 by Mark Narvidas

C-BISCUIT: System Integration and Testing

Finally, we have everything we need for a functional robot. Let’s put the pieces together and see what the C-BISCUIT demo bot can do.

November 28, 2016 by Robert Keim

Make Your Own GPS Transmitter with the HC-12 Transceiver

Create a tracking device with an HC-12 transceiver, a GPS module, an Arduino, and Google Maps.

November 10, 2016 by Mark Hughes

Understanding and Implementing the HC-12 Wireless Transceiver Module

The HC-12 is a 100mW multi-channel wireless transceiver you can use in your projects to transmit and receive serial information.

November 02, 2016 by Mark Hughes