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Embedded PID Temperature Control, Part 2: Board-Level Integration

Embedded PID Temperature Control, Part 2: Board-Level Integration

This article covers the firmware that allows the EFM8 microcontroller to communicate with the DAC and the MAX31855.


Projects Feb 03, 2016 by Robert Keim
Embedded PID Temperature Control, Part 1: The Circuit

Embedded PID Temperature Control, Part 1: The Circuit

Invoke the power of the PID (proportional–integral–derivative controller)! The key components in this design are an EFM8 microcontroller, a DAC, and the MAX31855 thermocouple-to-digital converter.


Projects Feb 01, 2016 by Robert Keim
Controlling a Toaster Oven with a PICAXE - Part 1

Controlling a Toaster Oven with a PICAXE - Part 1

A toaster oven can do more than just make toast; guided by a PICAXE microcontroller, it can make a sweet reflow soldering station.


Make a GPS Clock With a PIC Microcontroller

Make a GPS Clock With a PIC Microcontroller

In this article I'll show you one way to use a PIC microcontroller to get the time and date from a GPS module.


How to Eliminate Ground Loops with Signal Isolation

How to Eliminate Ground Loops with Signal Isolation

This project explains how to isolate signals to eliminate ground loops in electronic systems.


Projects Jan 29, 2016 by Orrin Bigelow
Using Scilab GUI for RGB and Lux Measurements

Using Scilab GUI for RGB and Lux Measurements

Gather data via USB from a BH1745NUC optical sensor and then display color characteristics and illuminance values.


Projects Jan 28, 2016 by Robert Keim
C-BISCUIT: A Robotics Platform for the Hacker and Hobbyist

C-BISCUIT: A Robotics Platform for the Hacker and Hobbyist

This is the beginning of a multi-part, multi-author series on how to build your own robotics platform called C-BISCUIT, an acronym for Collaborative Bot with Integrated System Core, Unmanned Interactivity, and Telemetry -- based on the Wandboard Quad computer.


Projects Jan 25, 2016 by Patrick Lloyd
Design a Color Sensor with Measurements Displayed via an RGB LED Module, Part 2

Design a Color Sensor with Measurements Displayed via an RGB LED Module, Part 2

Learn how to collect and process RGB data generated by the BH1745NUC color sensor IC.


Projects Jan 23, 2016 by Robert Keim
Design a Color Sensor with Measurements Displayed via an RGB LED Module

Design a Color Sensor with Measurements Displayed via an RGB LED Module

Display colors by precisely controlling the intensity of red, green, and blue LEDs.


Projects Jan 22, 2016 by Robert Keim
Building Raspberry Pi Controllers: IR Remote Event Counter

Building Raspberry Pi Controllers: IR Remote Event Counter

In part 4 of this Build Raspberry Pi Controllers series, the reader will learn how to build an IR Remote Event counter using littleBits.


Projects Jan 19, 2016 by Don Wilcher
Custom PCB Design with an EFM8 Microcontroller

Custom PCB Design with an EFM8 Microcontroller

Tips and techniques for incorporating EFM8 microcontrollers into your custom hardware.


Projects Jan 18, 2016 by Robert Keim
Measure Distance with a Sonar Sensor on an Arduino

Measure Distance with a Sonar Sensor on an Arduino

Learn how to measure distances up to 20 ft with a sonar sensor on an Arduino!


Measure Thermocouple Temperature with the MAX31855 and a PICAXE

Measure Thermocouple Temperature with the MAX31855 and a PICAXE

Whether for cooking or reflow soldering, a thermocouple is often the best choice for a high temperature sensor. The MAX31855, a PICAXE-08M2, a serial LCD, and a few lines of code will do the trick.


LED Chaser… With a Twist!

LED Chaser… With a Twist!

Build an LED chaser with a little twist: we'll be using a microcontroller and an LCD along with the usual 4017 counters.


Introducing the Particle Photon

Introducing the Particle Photon

The Particle Photon is a powerful little board with the ability to easily connect objects to the internet. This series of articles will be enough to get you up and running with the Particle Photon.


Projects Jan 07, 2016 by Leanna Pancoast
Make a PWM Driver for FPGA and SoC Design Using Verilog HDL

Make a PWM Driver for FPGA and SoC Design Using Verilog HDL

An FPGA is a crucial tool for many DSP and embedded systems engineers. However, the learning curve when getting started can be fairly steep. This project introduces the Quartus II and ModelSim software suites as well as a background on FPGA design flow for system on chip development. The development board used was a Terasic DE1-SoC, which has the Altera Cyclone V SoC chip. This IC contains an FPGA and an integrated ARM Cortex A9 as a hard processor system.


Build an Object Detection DC Motor Controller

Build an Object Detection DC Motor Controller

In this continuing series of Building Raspberry Pi Controllers, you'll learn how to build a object detection control circuit for operating a small DC motor using a photocell.


Projects Dec 27, 2015 by Don Wilcher
Build a Motion Activated “Santa Cam”

Build a Motion Activated “Santa Cam”

This is a simple motion activated camera that will allow you to finally get photographic evidence of Santa Claus.


Make Your Switch Sound Activated

Make Your Switch Sound Activated

In this article, we'll build a sound-activated switch that can be opened and closed with a double clap.


Projects Dec 21, 2015 by Tim Youngblood
Getting Started with the Bosch BMP180 Sensor

Getting Started with the Bosch BMP180 Sensor

Learn one of the ways to get started with the BMP180 sensor and learn a simple way to improve the data.


Projects Dec 20, 2015 by Alex Udanis