Alpha Core Blog

USB Volume Knob Problems 1

HIDSerial Problems

This is part 3 of 3 in the series USB Volume Knob

The idea is to take the USB Volume Knob project a step further and not only have one-way communication from the Adafruit Trinket to the PC, but also have the PC report any changes...

USB Volume Knob 0

USB Volume Knob

This is part 2 of 3 in the series USB Volume Knob

I wanted to build a USB volume knob (with mute button) just like in the Trinket USB Volume Knob tutorial using an Adafruit Trinket and a rotary encoder. To get started with your Adafruit...

Adafruit Trinket 0

Adafruit Trinket Programming

This is part 1 of 3 in the series USB Volume Knob

I recently bought an Adafruit Trinket because I wanted to build a USB Volume Knob. First, install the Adafruit Trinket/Gemma driver for Windows. Next, you need to install support for Adafruit AVR boards in...

Atmel ATtiny85 0

Miniaturizing Arduino Projects

As already mentioned briefly in this post about my Arduino Starter Kit, most of the Arduino boards come with AVR controllers (a microcontroller of the Atmel family), e.g. an ATmega328P-PU. However, when there’s no...

Visual Micro 1

Visual Micro: Arduino & Visual Studio

One of the things that bothered me about the original Arduino IDE is it’s over-simplicity. Don’t get me wrong, when starting off with Arduino, it’s straightforward and easy to work with, but it lacks...

Proxxon IBS/E 0

Rotary Tool

When building something there comes a time in the development process when you actually want to build an enclosure around your invention. Maybe you just need to drill some holes, or cut something. There...

SunFounder Arduino Uno 0

Arduino Starter Kit

To get started with Arduino, I bought the SunFounder Learner Kit as well as the SunFounder Super Starter Kit. When buying a kit, you get a lot of stuff to start experimenting with in...

ERSA i-CON Nano soldering station 0

Soldering Equipment

Since it’s better to start off with some decent tools to avoid problems later on—that’s at least what I convinced myself of in order to justify the cost—I bought the ERSA i-CON Nano soldering...