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Test & Measurement
How to Build a Weighing Scale Using a Load Cell and a Microcontroller
In this project, we're making a weighing scale using a C8051 microcontroller development kit, a load cell, and the Simplicity Studio IDE. The measured weight will be displayed on an LCD screen....
October 10, 2017
Testing for a Robot’s Collision Detection System with Varying Impact Resistance
We’ll use real collision data to refine the detection algorithm, and even better, we’ll confirm that the system actually works.
September 28, 2017
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.
September 25, 2017
How to Protect Your Robot with Automatic Collision Detection
In this article, we’ll develop and test an algorithm for automatically shutting down a robot in response to a collision (or some other violent event)....
September 21, 2017
Adding an LCD and Keypad to a Tachometer and Speedometer
In part two of the tachometer/speedometer project, we'll add a keypad and LCD for easier user interaction.
September 18, 2017
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
Incorporating Microphone Functionality into a Robot System
In this article, we’ll look at a fairly straightforward circuit that enables a robot or other device to detect sound.
September 11, 2017
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
How to Build a Tachometer/Speedometer with an Optoelectronic Sensor, a Microcontroller, and a Disc
Learn how to make a tachometer and speedometer using a C8051 microcontroller, an optoelectronic sensor, and a spinning disc.
September 06, 2017
Gathering and Analyzing a Robot’s Accelerometer Data
An accelerometer can be a valuable addition to a robotics project. This article will show you one approach to generating and analyzing acceleration data....
September 01, 2017
Build Your Own Motion Detection System Using an Accelerometer
This project uses a C8051 microcontroller development kit, an accelerometer evaluation board, and Simplicity Studio IDE—all from Silicon Labs—to rather quickly and easily build a...
August 31, 2017
Design a Control Board for a Romi Robot Chassis
In this article, we’ll discuss the hardware design for a robotics PCB, and we’ll write firmware for controlling two DC motors.
August 25, 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
Fruit Drums with Circuit Playground’s Capacitive Touch Sensors
Use Adafruit's Circuit Playground to make your own fruity (drum) loops!
August 04, 2017
Learn About ATmega328P Fuse Bits and How to Use Them with an External Crystal Oscillator
This project introduces ATmega328P fuse bits and shows how to set them to use an external 16 MHz crystal oscillator.
August 03, 2017
Charles R. Hampton
The Wi-Fi Eye, Part 4: Power System and Neopixel Lights
In part 4 of our Wi-Fi Eye project, we'll deal with our power supply
July 28, 2017
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
The Wi-Fi Eye, Part 2: Firmware, Wiring, and Network Connection
Part two of building a device that can detect Wi-Fi signals and "react" accordingly.
July 26, 2017
The Wi-Fi Eye, Part 1: Introduction, Features, and Materials
Building an animatronic, wearable, Wi-Fi robots, part 1: Programming the controller.
July 25, 2017
ESP Alarm: Make an IoT, Wi-Fi Enabled Alarm Clock with an ESP8266
Learn how to make your own Wi-Fi-enabled "ESP Alarm".
July 21, 2017
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