This Pineapple Keyboard Is The Bomb

Now why didn’t we think of this? While building a dactyl manuform — a semi-ergonomic split keyboard — [dapperrogue] had the life-changing epiphany that keyboards can be any shape or size, as long as there is room for wiring and a microcontroller inside. [dapperrogue]’s first foray into the world of fictional ordnance came in the form of an F-bomb — a round macro keeb made in the classic round explosive shape and covered with function keys. Building on the explosive feedback from that, [dapperrogue] built this bomb of a pineapple keeb, the only anti-personnel factor being the clickiness of the key switches.

This groovy grenade has 25 keys total, 24 of which are in a 4×6 grid around the body. The 25th key, the best one, is hiding under the lever and you bet it can only be actuated by pulling the pin first. We love the use of the lever because it makes us think of Morse code keyers, which might be what we would use that switch for.

Inside is an Arduino Pro Micro running QMK and some skillful wiring. The entirely 3D-printed enclosure is in two main pieces that are connected with M3 screws, plus the top. If you want to pack one of your own, the STLs and firmware are out on GitHub. Just don’t take it to the airport.

Be sure to check out the demos after the break — in the stock firmware, every key types out a different onomatopoeic boom-type sound. Are you more of a pacifist when it comes to macro pad design? That’s understandable. We have plenty of different builds to admire.

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Lighted Raspberry Pico Stream Deck Is Easy As Pi

Whether it’s for work, school, fun, or profit, nearly everyone is a content-creating video producer these days. And while OBS has made it easier to run the show, commanding OBS itself takes some hotkey finesse. Fortunately, it just keeps getting easier to build macro keyboards that make presenting a breeze. That includes the newest player to the microcontroller game — the Raspberry Pi Pico, which [pete_codes] used to whip up a nice looking OBS stream deck.

Sometimes you just need something that works without a lot of fuss — you can always save the fuss for version two. [pete_codes]’ Pico Producer takes advantage of all those I/O pins on the Pico and doesn’t use a matrix, though that is subject to change in the future. [pete_codes] likes the simplicity of this design and we do, too. You can see it in action after the break.

In reply to the Twitter thread, someone mentions re-legendable keycaps instead of the current 3D-printed-with-stickers keycaps, but laments the lack of them online. All we can offer is that re-legendable Cherry MX-compatible keycaps are definitely out there. Maybe not in white, but they’re out there.

If [pete_codes] wants to go wild in version two and make this macro keeb control much more than just OBS, he may want to leave the labeling to something dynamic, like an e-ink screen.

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Dynamic Macro Keyboard Controls All The Things

Keyboard shortcuts are great. Even so, a person can only be expected to remember so many shortcuts and hit them accurately while giving a presentation over Zoom. [Sebastian] needed a good set of of shortcuts for OBS and decided to make a macro keyboard to help out. By the time he was finished, [Sebastian] had macro’d all the things and built a beautiful and smart peripheral that anyone with a pulse would likely love to have gracing their desk.

The design started with OBS, but this slick little keyboard turned into a system-wide assistant. It assigns the eight keys dynamically based on the program that has focus, and even updates the icon to show changes like the microphone status.

This is done with a Python script on the PC that monitors the running programs and updates the macro keeb accordingly using a serial protocol that [Sebastian] wrote. Thanks to the flexibility of this design, [Sebastian] can even use it to control the office light over MQTT and make the CO2 monitor send a color-coded warning to the jog wheel when there’s trouble in the air.

This project is wide open with fabulous documentation, and [Sebastian] is eager to see what improvements and alternative enclosure materials people come up with. Be sure to check out the walk-through/build video after the break.

Inspired to make your own, but want to start smaller? There are plenty to admire around here.

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Two-Key Keyboard Build Log Starts Small, But Thinks Big

Interested in making a custom keyboard, but unsure where to start? Good news, because [Jared]’s build log for an adorable “2% Milk” two-key mini-keyboard covers everything you need to know about making a custom keyboard, including how to add optional RGB lighting. The only difference is that it gets done in a smaller and cheaper package than jumping directly in with a full-size DIY keyboard.

[Jared] is definitely no stranger to custom keyboard work, but when he saw parts for a two-key “2% Milk” keyboard for sale online, he simply couldn’t resist. Luckily for us, he took plenty of photos and his build log makes an excellent tutorial for anyone who wants to get into custom keyboards by starting small.

The hardware elements are clear by looking at photos, but what about the software? For that, [Jared] uses a Teensy  Pro Micro clone running QMK, an open source project for driving and configuring custom input devices. QMK drives tiny devices like the 2% Milk just as easily as it does larger ones, so following [Jared]’s build log therefore conveys exactly the same familiarity that would be needed to work on a bigger keyboard, which is part of what makes it such a great project to document.

Interested in going a little deeper down the custom keyboard rabbit hole? You can go entirely DIY, but there’s also no need to roll everything from scratch. It’s possible to buy most of the parts and treat the project like a kit, and Hackaday’s own [Kristina Panos] is here to tell you all about what that was like.

The Macro Keyboard Is On Deck

The idea of a reconfigurable macro keyboard is a concept that has been iterated on by many all the way from custom DIY keypads to the polarizing TouchBar on MacBooks. The continual rise of cheap powerful microcontrollers with Wi-Fi and 3D printers makes rolling your own macro keyboard easier every year. [Dustin Watts] has joined the proverbial club and built a beautiful macro pad called FreeTouchDeck.

We’ve seen macro keyboards that use rotary encoders to cycle through different mappings for the keys. FreeTouchDeck has taken the display approach and incorporates a touch screen to offer different buttons. [Dustin] was inspired by a similar project called FreeDeck, which offers six buttons each with a small screen. FreeTouchDeck is powered by an ESP32 and drives an ILI9488 touch screen with an XPT2046 touch controller. This means that FreeTouchDeck can offer six buttons with submenus and all sorts of bells and whistles. A connection to the computer is done by emulating a Bluetooth keyboard. By adding a configuration mode that starts a web server, FreeTouchDeck allows easy customization on the fly.

[Dustin] whipped up a quick PCB that makes it easy to solder the ESP32 and the TFT together, but a breadboard works just fine. Gerbers for that are available on GitHub. To wrap it all up, a nice 3D printed shell encloses the whole system in a clean, tidy way. The code, documentation, and case designs are all on his GitHub.

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Zoom Control Box Helps Keep Meetings On Track

For many people, the biggest change of 2020 has been adjusting to a glut of online teleconferences as a part of daily working life. [p_leriche] has had to adjust the way church services are conducted, and found managing a complicated streaming meeting setup to be complicated at best. To ease the workload on the presenter, he created a simple Zoom control box.

At its heart, the box is little more than a fancy keyboard. An Arduino Pro Micro is hooked up to a series of brightly colored pushbuttons, each labelled with regularly used Zoom functions. The Pro Micro is programmed to fire off the corresponding keyboard shortcuts when the buttons are pressed, activating the relevant function.

It might be a simple build, but it greatly reduces the hand gymnastics required mid-presentation, and we’re sure the users greatly appreciate the new hardware. While this is a quick-and-dirty build thrown together in a basic enclosure, macro keyboards can be both useful and attractive if you so desire. If you’ve built your own time-saving control console, be sure to let us know!

Build The Baddest Keypad On The Block With LEGO

Like so many of us, [EducatedAce] has been quelling the quarantine blues by resurrecting old projects and finding new challenges to fill the days. He’s just finished building this blocky macro keypad to hold a bunch of shortcuts for Photoshop, thus continuing and compounding the creative spree.

[EducatedAce] already had everything on hand except the Arduino Micro. Instead of standard key switches, this macro block uses 16 of the loudest, crunchiest tactile buttons out there — those big ones with the yellow stems that sound like small staplers.

And don’t worry — no LEGO or LEGO accessories were harmed in the making of this macro pad — the base plate and switch plate are 3D printed. [EducatedAce] has the STL files posted along with great build instructions if you want to wire one up for yourself.

This is a great project because it’s sturdy, it gets the job done without a lot of expense, and still looks like something you’d want on your desk. [EducatedAce] plans to rebuild it with uniformly colored bricks, but we think it looks great as-is, especially with those vented 1×2 pieces. If it were ours, we might use a different color for each row or column to help keep the shortcuts straight.

What? You’ve never printed your own interlocking building blocks before? Well, don’t limit yourself to 1:1 scale, otherwise the minifigs have won. Build a go-kart big enough for humans!