Latest Embedded Technical Articles

Resolution and sampling rate are two important factors to consider when selecting an analog-to-digital converter (ADC).…

Resolution and sampling rate are two important factors to consider when selecting an analog-to-digital converter (ADC). In order to understand these fully, concepts such as quantisation, and the Nyquist Criterion must be understood to a certain degree.

Learn how to build a variety of electronic controllers using the Raspberry Pi. In part one, you will learn how to wire a…

Learn how to build a variety of electronic controllers using the Raspberry Pi. In part one, you will learn how to wire a basic pushbutton switch and read the status of its electrical contacts using the Python programming language.

Use the Analog to Digital Converter (ADC) feature of LaunchPad to build a laser tripwire alarm. This is a great way to…

Use the Analog to Digital Converter (ADC) feature of LaunchPad to build a laser tripwire alarm. This is a great way to familiarize yourself with LaunchPad while simultaneously making something cool.

Part five of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Part five of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Programmable thermostats can save a lot of energy and money. But you don't have to buy one. You can convert an old…

Programmable thermostats can save a lot of energy and money. But you don't have to buy one. You can convert an old mechanical thermostat into a programmable thermostat using an Arduino and a servo.

In the last installment, we built the hardware to control an AC waveform with a TRIAC as the first step in a DIY solder…

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 set up the low-level hardware to measure temperature, read the zero-cross detector, drive the TRIAC, and print to the serial terminal using a USART.

Connecting a PICAXE to the IoT through an ESP8266 module is easy once you know the process. Here are the details you need!

Connecting a PICAXE to the IoT through an ESP8266 module is easy once you know the process. Here are the details you need!

Delve into phasor concepts and transforming a circuit with circuit analysis techniques to solve a given circuit in the…

Delve into phasor concepts and transforming a circuit with circuit analysis techniques to solve a given circuit in the frequency domain.

Nothing on TV tonight? Control an Arduino with any infrared remote control, including the one you use to command your television.

Nothing on TV tonight? Control an Arduino with any infrared remote control, including the one you use to command your television.

This article contains practical PCB layout tips that can help your PCB projects work correctly and reliably.

This article contains practical PCB layout tips that can help your PCB projects work correctly and reliably.

Part four of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Part four of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The…

Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The emphasis is on safety, low price, and minimal modification of the toaster oven.

Texas Instruments' LaunchPad makes developing applications with MSP430 microcontrollers easy and fast. Learn all about it…

Texas Instruments' LaunchPad makes developing applications with MSP430 microcontrollers easy and fast. Learn all about it and create your first application.

This handy introduction teaches you all about the RFM69HW transceiver module using two circuits running a wireless…

This handy introduction teaches you all about the RFM69HW transceiver module using two circuits running a wireless version of the "blinky" code.

Part three of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Part three of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Part two of a series of articles on building a robot that can follow lines or walls and avoid obstacles! This time we'll…

Part two of a series of articles on building a robot that can follow lines or walls and avoid obstacles! This time we'll be covering PCB design.

Learn how to use a rotary encoder in an Arduino project. Rotary encoders are electromechanical, electro-optical or…

Learn how to use a rotary encoder in an Arduino project. Rotary encoders are electromechanical, electro-optical or electro-magnetic devices which convert rotational motion into digital or analog information.

Part one of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Part one of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Learn how to use a 433MHz RF module with an ATMega 328P-PU. In this article, we'll make a circuit with a DHT11 sensor and…

Learn how to use a 433MHz RF module with an ATMega 328P-PU. In this article, we'll make a circuit with a DHT11 sensor and a RF transmitter. We'll also make a receiving circuit with a 433MHz RF receiver and an LCD display.