In this project, you'll learn how to build a 4-bit binary counter using a 5x7 LED matrix for data count value visualization. The project will use a combination…
In this project, you'll learn how to build a 4-bit binary counter using a 5x7 LED matrix for data count value visualization. The project will use a combination of standard electronic and surface mount components.
Learn how to use an Arduino in combination with an LCD display and a keypad to make a calculator.
Learn how to use an Arduino in combination with an LCD display and a keypad to make a calculator.
This project will show you how to connect an ultrasonic sensor and an Arduino to turn on a light when motion is sensed.
This project will show you how to connect an ultrasonic sensor and an Arduino to turn on a light when motion is sensed.
Build a generator-powered LED headlight for a longboard for very cheap.
Build a generator-powered LED headlight for a longboard for very cheap.
Learn how to build a device which senses when your computer monitor is physically rotated, and automatically tells your…
Learn how to build a device which senses when your computer monitor is physically rotated, and automatically tells your computer to rotate the display accordingly.
This article provides additional details related to code development, hardware configuration, and the OLED interface.
This article provides additional details related to code development, hardware configuration, and the OLED interface.
Readers will learn how to wire a standard 16x2 LCD (liquid crystal display) to a Raspberry Pi to display messages.
Readers will learn how to wire a standard 16x2 LCD (liquid crystal display) to a Raspberry Pi to display messages.
Lasers are plentiful, inexpensive, and fun to use. Here's a target that reacts when it's hit by a laser beam.
Lasers are plentiful, inexpensive, and fun to use. Here's a target that reacts when it's hit by a laser beam.
Learn how to read electrical signals and data from an analog device using the Step Response technique in Part 5 of the…
Learn how to read electrical signals and data from an analog device using the Step Response technique in Part 5 of the Building Raspberry Pi Controllers series.
Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more…
Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more consistent results. Building a microprocessor controlled reflow oven is well within the abilities and budget of many hobbyists.
In this article I'll show you one way to use a PIC microcontroller to get the time and date from a GPS module.
In this article I'll show you one way to use a PIC microcontroller to get the time and date from a GPS module.
This project explains how to isolate signals to eliminate ground loops in electronic systems.
This project explains how to isolate signals to eliminate ground loops in electronic systems.
Gather data via USB from a BH1745NUC optical sensor and then display color characteristics and illuminance values.
Gather data via USB from a BH1745NUC optical sensor and then display color characteristics and illuminance values.
Learn how to collect and process RGB data generated by the BH1745NUC color sensor IC.
Learn how to collect and process RGB data generated by the BH1745NUC color sensor IC.
Display colors by precisely controlling the intensity of red, green, and blue LEDs.
Display colors by precisely controlling the intensity of red, green, and blue LEDs.
Build an LED chaser with a little twist: we'll be using a microcontroller and an LCD along with the usual 4017 counters.
Build an LED chaser with a little twist: we'll be using a microcontroller and an LCD along with the usual 4017 counters.
The Particle Photon is a powerful little board with the ability to easily connect objects to the internet. This series of…
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.
Take a few minutes to characterize a light dependent resistor (LDR) and you can build a simple and reasonably accurate…
Take a few minutes to characterize a light dependent resistor (LDR) and you can build a simple and reasonably accurate light meter can be built using an LDR and an Arduino.
In this project, you'll learn how to wire an LED and flash it using the Raspberry Pi. Also, to isolate the Raspberry Pi's…
In this project, you'll learn how to wire an LED and flash it using the Raspberry Pi. Also, to isolate the Raspberry Pi's + 3.3VDC compliant output pins from supply voltages greater than this power source, an opto-isolator will be introduced as well.
Do you need GPS time on your desk? This article will show you how to use a GPS module to get time, date and your location…
Do you need GPS time on your desk? This article will show you how to use a GPS module to get time, date and your location displayed on an LCD with an Arduino.