Category Archives: Microcontrollers

Custom Calculator Rolls D20 So You Don’t Have To

There are a number of sticking points that can keep new players away from complex tabletop games such as Dungeons & Dragons. Some people are intimidated by the math involved, and of course others just can’t find enough friends who are willing to sit down and play D&D with …read more

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Posted in calculator, cherry mx, Feather M0, Games, Microcontrollers, oled, OnShape | Leave a comment

Octavo Systems Shows Off With Deadbug Linux Computer

Once upon a time, small Linux-capable single board computers were novelties, but not anymore. Today we have a wide selection of them, many built around modules we could buy for our own projects. Some of the chipset suppliers behind these boards compete on cost, others find a niche to differentiate …read more

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Posted in hardware, linux, Linux ARM, Microcontrollers, Octavo, Octavo Systems, OSD3358, OSD335x, SIP, som | Leave a comment

RGB Word Clock Doesn’t Skimp on the Features

Like most pieces of technology, word clocks seem to be getting better and better every year. As hackers get their hands on better microcontrollers and more capable LED controllers, these builds not only look more polished, but get improved features and functions. Luckily for us, the rise of these advanced …read more

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Posted in clock hacks, ESP-01, ESP8266, led, led hacks, led matrix, Microcontrollers, word clock, ws2812 | Leave a comment

Jaromir Sukuba: The Supercon 2018 Badge Firmware

If you missed it, the Hackaday Supercon 2018 badge was a complete retro-minicomputer with a screen, keyboard, memory, speaker, and expansion ports that would make a TRS-80 blush. Only instead of taking up half of your desk, everyone at the conference had one around their neck, when they weren’t soldering …read more

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Posted in 2018 Hackaday Superconference, badge, badgelife, basic, firmware, Hackaday Columns, Microcontrollers | Leave a comment

Programmable Ruler Keeps 1970’s Computing Alive

A ruler seems like a pretty simple device; just a nice straight piece of material with some marks on it. There are some improvements out there to the basic design, like making it out of something flexible or printing a few useful crib notes and formulas on it so you …read more

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Posted in altair, blinkenlight, Microcontrollers, PIC18F43K20, retrocomputer, retrocomputing, ruler, tool hacks | Leave a comment

Teardown Of A Luxury Bluetooth Nightlight

If you had asked us yesterday what peak nightlight technology looked like, we might have said one of those LED panels that you stick in the outlet. At least it beats one of those little wimpy light bulbs behind the seashell, anyway. But after looking at a detailed teardown of …read more

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Posted in IMU, led, led hacks, lighting, Microcontrollers, nightlight, nRF52832, teardown | Leave a comment

New Part Day: The STM32 That Runs Linux

There are a lot of ARM microcontrollers out there, and the parts from ST are featured prominently is the high-power builds we’re seeing. The STM32F4 and ~F7 are powerhouses with great support, and the STM32F0 and the other younger children of the family make for very good, low-power microcontrollers. Now, …read more

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Posted in Hackaday Columns, linux, Microcontrollers, stm32, STM32FP1 | Leave a comment

An ATtiny Metal Detector

A metal detector used to be an entirely analogue instrument, an oscillator whose frequency changed with the inductance of its sense coil when a piece of metal approached. [Łukasz Podkalicki] shows us a more sophisticated machine, but with judicious use of an ATtiny 13 it is not a complex one. …read more

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Posted in attiny13, diy metal detector, metal detector, Microcontrollers, pulsed induction | Leave a comment

All Things Enigma Hack Chat

Join us Wednesday at noon Pacific time for the All Things Enigma Hack Chat!

This week’s Hack Chat is a bit of a departure for us because our host, Simon Jansen, has tackled so many interesting projects that it’s hard to settle on one topic. Simon is a multidisciplinary hacker …read more

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Posted in animation, ascii art, cypher, enigma, Hack Chat, Hackaday Columns, hacking, horology, metalwork, Microcontrollers, watch | Leave a comment

Badge.Team: Badges Get A Platform

Electronic conference badges are now an accepted part of the lifeblood of our community, with even the simplest of events now sporting a fully functional computer as an eye-catching PCB on a lanyard. Event schedules and applications are shipped on them, and the more sophisticated ones have app libraries and …read more

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Posted in badge, badge.team, badgelife, cons, ESP32, Hackaday Columns, Microcontrollers | Leave a comment