Content for ATmega32U4

Tipo : Braille Smartphone Keypad

“After working with the user group on earlier version’s of braille keyboards, it was highlighted that there is no comprehensive way of typing into a smartphone. Current software solutions are too slow, do not give good tactile feedback or …

Circuit Playground Bike Light

“In this guide we will use our Circuit Playground to create a customizable bike light. We’ll look at how we define colors in code and use that to make some fun animations with the NeoPixels. We’ll provide some …

Circuit Playground Slouch Detector

“In this guide we will go through the steps to turn your Circuit Playground into a slouch detector. Using one of several pinning options along with various battery supply options, you can then wear your Slouch Detector while sitting at …

PasswordKeeper on Aruino Pro Micro or why keep it simple when elaborate way exists!

“It seems, that the main problem with microcontrollers for fan of electronics (especially beginners) is to find out where to apply them :) Nowaday electronics, especially digital one, is more and more looks like a black magic. Only 80-Lvl wisards are …

Arduino Leonardo/Micro(ATMega32u4) as Gamepad/Game Controller

“The chip ATMega32u4 what is used in Arduino Leonardo, Micro or Pro Micro have ability to use custom USB HID Descriptors. Thanks this ability we can make our Arduino be as generic Gamepad! This library contains a all things to …

Mini-PCIe microcontroller and make your board too

“All VIA’s current ARM boards (VAB-600, 820, 1000) have an online mini-PCIe connector, and I’ve been planning to do something interesting with that for a long time (see this intro post from more than a year ago …

serialusb – a cheap USB proxy for input devices

“serialusb is a cheap (~$5) USB proxy intended to be used with input devices. Input devices generally use interrupt IN and OUT endpoints, and operate at low or full speed modes. The maximum throughput is 64 kB/s = 512kbps in …

The OPEN MOTOR CONTROL: an open source motor controller for everyone

“It is open source and based upon the ATmega32U4 microcontroller, and provided with drivers for two DC brush motors and a stepper motor. It receives commands via USB or serial ports, or via the I2C bus. For those dealing with …

Enchanted Cottage - An upgraded Weather House

“Today was the final day for any submissions to the Enchanted Objects Design Challenge. As well as completing our projects we were tasked with blogging about the challenge on the community website, hence why you’ve not heard more about …