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Test & Measurement
Creating a Simple Data Logger with the RIOT (Realtime Internet of Things) Framework
In this project, we will demonstrate the simplicity of RIOT by creating a data logger that will plot levels of light onto a graph on a PC server application.
March 08, 2017
Using a SIM900A to Send Sensor Data to a Website
In this article, I'll show you how I used one of my SIM900A GSM modules to send temperature and relative humidity to my personal website....
February 23, 2017
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
The IoT Beaglebone Beagle Treat-Feeder
The Beaglebone Treat-Feeder is the prototype for a great pet-feeding device! Keep track of your pet's diet while you stuff your face!
January 30, 2017
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
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
How to Build a Control Circuit with Adjustable Working Time via Wi-Fi
Learn how to build a system that can turn DC loads on and off using a mobile application. You'll also learn how to perform this task via immediate actions or via timers set in advance....
June 15, 2016
House-Monitoring Framework with Arduino and Raspberry Pi: The Paranoid App
Learn how to use a Raspberry Pi and an Arduino to develop a system for monitoring and controlling your home.
June 03, 2016
C-BISCUIT: The Brains of the Operation
In this article, we teach C-BISCUIT how to do important life things, such as booting into our OS of choice, and connecting to the Wi-Fi it'll come to know as the gateway to knowledge....
April 26, 2016
How to Eliminate Ground Loops with Signal Isolation
This project explains how to isolate signals to eliminate ground loops in electronic systems.
January 29, 2016
All About Omnidirectional Wi-Fi Antennas
For a local area network (LAN) to provide good coverage, improved antennas are often a better (and less expensive) option than more access points. Directional antennas are sometimes the better...
December 24, 2015
Charles R. Hampton
Control an Arduino with Bluetooth
This article will show you how to set up two way communication between an Arduino and your Android Smartphone using Bluetooth.
November 26, 2015
Design Your Own Controller for a Solder Reflow Oven
In the last installment, we built the hardware to control an AC waveform with a TRIAC as the first step in a DIY solder reflow oven. This tutorial continues the project by showing you how to...
November 17, 2015
Communicate with Your Arduino Through Android
Want to send text to an Arduino with an Android smartphone? Here's how! This article will show how an Arduino (or almost any other microcontroller) can "talk" with your smartphone, sending and...
October 16, 2015
How to Build a Web-based Garage Door Controller
Use your Android device to open and close your garage door! Much better than that clunky remote you've been using.
September 29, 2015
Light Bar “Relative Comfort” Thermometer with NodeMCU
Create a wireless "relative comfort" light bar thermometer by broadcasting temperature data across multiple ESP8266 modules running NodeMCU using MQTT....
September 28, 2015
How to Add Bluetooth to a Ceiling Fan
How to add BLE capabilities to a wireless ceiling fan by incorporating the nRF51 in the remote control. Part of our series on the nRF51.
September 25, 2015
Introduction to FreeRTOS on the nRF51
This article demonstrates porting FreeRTOS to the nRF51 with a softdevice so you can use an RTOS with the BLE functionality.
September 24, 2015
BLE using nRF51: Creating a BLE Peripheral
How to create a custom BLE GATT peripheral using the nRF51 by creating a service and characteristics.
September 20, 2015
Introduction to the MQTT Protocol on NodeMCU
MQ Telemetry Transport (MQTT) is a popular low-overhead messaging protocol used by many IoT devices to communicate. This tutorial will show the user how to to set up a basic MQTT network using...
September 15, 2015
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