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Test & Measurement
Build a Temperature and/or Humidity Controlled Fan with a Picaxe 08M2 Microcontroller
A Picaxe 08M2 microcontroller and an HIH6030 sensor team up to easily control a ventilation fan using temperature or humidity or both.
19 hours ago
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
Design a Custom Microcontroller Programming and Testing Board
In this article we’ll discuss the design for a custom microcontroller programming/debug/extension PCB and we’ll look at an example project....
August 18, 2017
Mitigate Power Failure Programming Issues Using EERAM
In this how-to article, we explore the use of I2C EERAM to save critical program variables when power fails and restore them when power returns to easily preserve program continuity....
August 07, 2017
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
Controlling a Stepper Motor with an SIRC TV Remote and a PICAXE: Infrared Capabilities
Remote controls for electronics often use IR (infrared) radiation in a very precisely coded sequence for channel surfing, volume adjustments, and more. One of the most popular codes is the SIRC...
February 09, 2017
Charles R. Hampton
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
Quark D2000 I2C Interfacing: Add a Color Sensor and Asynchronous Mode
Use I2C on the Quark D2000 development board to interface a color sensor and get acquainted with using asynchronous mode.
January 13, 2017
Quark D2000 I2C Interfacing: Add a Light Sensor and an LCD
Get acquainted with using I2C with the Quark D2000 development board by interfacing an ambient light sensor and an LCD.
January 12, 2017
How to Make a Timed Air Ventilator
Need to ventilate a room? This article will show you how I made a relay-operated, GPS-timed fan to vent out the moist air in my boat's cabin. It is controlled with a PIC16F628A and has an LCD....
January 11, 2017
Designing a Circular-Touch-Sense User Interface
This project gives you an example of how a basic user interface can be implemented using only one circular capacitive touch sensor.
January 05, 2017
Circular Touch Sensing with an EFM8 Microcontroller
In this project we will develop an algorithm for precisely locating a touch event that occurs somewhere on a circular capacitive sensor.
December 15, 2016
DIY Arduino-Based Sous-Vide Machine
Learn how to build your own sous-vide machine. Say goodbye to overcooked steak!
December 13, 2016
Capacitive Touch Sensing with an EFM8 Microcontroller
This project explores capacitive-touch-sense technology using an evaluation board for an EFM8 Sleepy Bee microcontroller.
December 12, 2016
Flash Freeze Photography with an Arduino
Freeze moments in time to easily produce extraordinary close-up pictures with your digital camera, an Arduino, and these simple circuits....
November 14, 2016
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
Raspberry Pi Object Detection Cat Toy
This object detection toy will keep your cat's head spinning for hours!
November 07, 2016
How to Build a Touchless MIDI Controller with Arduino
Learn how to build your own touchless MIDI controller using an Arduino... video and code file included.
November 03, 2016
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