Tuesday, April 10th, 2018
Alvaro Prieto made an IR volume controller and wrote a post on his blog detailing its assembly: Nui is an IR controlled volume controller for analog audio. It sits between your audio source and speakers and can amplify or reduce the volume using IR commands (and eventually BLE). Why...Tags: IR, volume controller
Posted in Arduino, infrared | 1 Comment »
Wednesday, April 4th, 2018
Here's an Arduino based open source MIDI controller by Musico Nerd, the Traktorino: The Traktorino is a powerful low-cost DIY MIDI Controller. It is based in the Arduino platform and it comes in DIY kit, or assembled. In its core, there’s a shield that connects to an Arduino Uno, which...Tags: Arduino, MIDI
Posted in Arduino, DIY, open source | No Comments »
Friday, March 30th, 2018
Nicu Florica writes: A reader of my sites and blogs, Mr. Liviu Hinoveanu wanted to replace classical DRL module made with 555 with Attiny85 programmed in Arduino style. He send me the schematic and PCB designed with Livewire and PCB Wisard software After I undertand what module must work, I...Tags: ATiny85, DRL
Posted in Arduino, AVR | No Comments »
Monday, March 12th, 2018
Facelesstech published a new build: So some time last year I ordered one of those servo 2 axes (pan and tilt torret) arm kits from aliexpress. It was fun to play with but I didn’t quite find a reason to use it in a project. Then I seen this project on hackaday and...Tags: Arduino Leonardo, servo
Posted in Arduino | No Comments »
Tuesday, March 6th, 2018
Here’s the part 3 of Dimitris' Arduino controlled Dual Mono AK4490 DAC project we covered previously: Following up on Part 2, it’s time to talk about the output stage. This output stage is the brainchild of my friend Kostas, all I did was lay out the PCB. It is a fully...Tags: AK4490, audio, dual mono
Posted in Arduino | 2 Comments »
Friday, January 19th, 2018
Bdring built his own Arduino-based 1D dungeon crawler inspired by Robin Baumgarten's Line Wobbler: I have been a Patron of Robin Baumgarten for a while. He makes experimental hardware for games. His Line Wobbler one dimensional dungeon crawler is my favorite and I have always wanted to play it. It...Tags: dungeon crawler, game console
Posted in Arduino | No Comments »
Thursday, January 18th, 2018
Yahya Tawil over at Atadiat wrote a new tip for Arduino developers about three hidden and useful features in Arduino core: Arduino core, the source code of Arduino API functions and classes, has three useful features that can be used effectively. As the Arduino core documentation doesn’t mention them (at least...Tags: Arduino core, Tips & Tricks
Posted in Arduino, techniques | 9 Comments »
Monday, January 15th, 2018
Edward Mallon writes: This post isn’t another How-To tutorial for a specific sensor because the Arduino community has already produced a considerable number of resources like that. You’d be hard pressed to find any sensor in the DIY market that doesn’t give you a dozen cookbook recipes to follow after...Tags: data logger, sensor
Posted in Arduino, tutorials | No Comments »
Wednesday, December 27th, 2017
An update on Arduino controlled Dual Mono AK4490 DAC project we covered previously: After I was certain that everything related to the software was working the way it should, I designed a “motherboard” that would take care of the following: Accept the STM32F106 board Accept the 3.5″ TFT Accommodate an...Tags: Arduino, DIY
Posted in Arduino | No Comments »
Thursday, November 30th, 2017
Steve documented his experience experimenting with home weather logging: Like a million other people on the Internet, I’ve been experimenting with home weather logging. I roll my eyes at the phrase “Internet of Things”, but it’s hard to deny the potential of cheap networked sensors and switches, and a weather...Tags: ESP8266, weather logger
Posted in Arduino, sensors, wireless | 2 Comments »
Thursday, November 16th, 2017
This article is the first of a series detailing the design and build process of an Arduino controlled Dual Mono AK4490 DAC by DimDim: The design goal was to do a dual mono design so as to maximize SNR and channel separation. A 4-layer PCB design was chosen so as to...Tags: AK4490, audio, dual mono
Posted in Arduino, DIY | No Comments »
Tuesday, November 7th, 2017
Edward Mallon writes: I’ve spent the last year in the ‘uncanny valley’ of the Arduino. That’s the point where you understand the tutorials at Arduino.cc, but still don’t get much from the material on gitHub because trained programmers would never stoop to using the wire.h library when they could just...Tags: I2C, sensor, tutorials
Posted in Arduino, how-to | 1 Comment »
Monday, October 30th, 2017
Rui Santos has written a great guide shows us what’s Deep Sleep and how to use it with the ESP8266 in the Arduino IDE. With most of the ESP8266 modules, you can’t change the hardware to save power, but you can write software to do it. If you use the...Tags: Arduino IDE, ESP8266, how-to
Posted in Arduino, tutorials | 2 Comments »
Wednesday, October 18th, 2017
Alexander Lang writes: The gentlemen for whom I'm developing this hardware for has requested some additional functionality. The additional functionality requested is a Pulse Oximetry measurement. Pulse Oximetry is the measurement of a person's pulse along with how much oxygen is present within their blood. It is a common measurement...Tags: medical, Pulse Oximeter
Posted in Arduino, tutorials | No Comments »
Tuesday, August 22nd, 2017
Paul Gardner-Stephen writes: Early in the year, one of my colleagues, Damian, showed me one of these strain-gauge solid-state joysticks that they were using as part of the undergraduate engineering curriculum. Their goal was to teach the students how to read strain-gauges. But I immediately saw the applicability for making...Tags: Arduino, joystick
Posted in Arduino, gadget | No Comments »
Tuesday, July 4th, 2017
Kerry Wong published a new build: A flat bed scanner typically uses three rows of CCD sensors (RGB) to capture images placed directly on top of the glass bed. When the CCD array scans from one end of the image to the other, the digitized color image is formed. So...Tags: Arduino Due, scanner, X-Y plotter
Posted in Arduino | No Comments »
Tuesday, June 20th, 2017
An update on Edward Mallon’s Arduino data logger project we covered previously: If you need a logger with a cheap durable housing, it’s still hard to beat the Dupont-jumper build released in 2016. But sometimes I need more of a bare-bones unit for bookshelf test runs while I shake down...Tags: data logger
Posted in Arduino, DIY | 1 Comment »
Tuesday, June 6th, 2017
Edward Mallon writes: I saved SD power control to the end of my quest for low power logging, because of all the potential weirdness that could arise with the Arduino libraries. But after a reasonably thorough round of testing it all seems to be working OK with a BJT switching...Tags: datalogger, sd card
Posted in Arduino | 7 Comments »
Wednesday, May 17th, 2017
Steve Smith has published a new build: It’s taken some research but I have built a prototype with my trusty ARDX Arduino Uno kit Currently, the device changes mode with a press of the mode button which will later be incorporated in a suitable rotary encoder. I modified the prototype’s...Tags: Atmega328, cable release
Posted in Arduino, DIY | No Comments »
Tuesday, May 9th, 2017
https://youtu.be/V-PAW3KoB_A Yu Jiang Tham designed and built his own bartender robot named Bar Mixvah, that is available on Github: I built a robot that mixes drinks named Bar Mixvah. It utilizes an Arduino microcontroller switching a series of pumps via transistors on the physical layer, and the MEAN stack (MongoDB, Express.js,...Tags: 3D, how-to, Raspberry Pi, Raspian
Posted in 3D Model, Arduino, DIY, tutorials | No Comments »
