AVR Laptop Pushes The Limits Of 8-Bit

If you saw a device that had a laptop form factor playing sound and video, alt-tabbing over to play a game or take some notes, then back to the video — well, that’s normal; that’s what laptops do. If you learned the heart of this machine was an Arduino-compatible AVR microcontroller board, you’d probably do the same spit-take we did. Well, put down your coffee, because [Vladimir]’s AVR Laptop project really is that impressive.

The micro at the heart of this amazing laptop is an ATmega2560. That’s a pretty powerful chip by 8-bit microcontroller standards, but it’s still an 8-bit microcontroller, so getting the FreeRTOS-based system and all of the functions he wants onboard took some careful coding. The ST7920 128×64 monochrome LCD isn’t being driven by any standard library, for example — [Vladimir] built his own driver that does only what he wants. Even in 1-bit color, getting 24 fps video playback was a challenge, especially with sound, and the write-up gets into how that was accomplished.

The code is pending review before release, but we do look forward to seeing how he pulled it all off. In the meantime, we can at least watch it in action in the demo video embedded below.

The vibe of making an 8-bit machine do things you don’t expect to fit in 8 bits reminds us of SymbOS for the Z80. For the sysadmins out there, we’ve also seen an AVR web server.

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6502 based laptop

Retro Rover: LT6502 Laptop Packs 8-Bit Power On The Go

Making your own laptop can be a challenging project, but a doable one, especially given the large number of options available today for computing. Of course nothing says you need to use a modern component in your build, and in the LT6502 project by [TechPaula] they didn’t go with a modern RPi or the like, nope went right back to about 50 years ago to use a 6502 at the heart of this DIY laptop build.

The 6502 is an 8-bit microprocessor from the 1970s, found in the Commodore 64 and Apple II. This wasn’t their first venture into 8 MHz world of the 6502, prior to this laptop build there was a desktop build the PC6502 bringing this chip of old into a PC/104 form factor. The LT6502 adds in the things you’d expect with a laptop, a 9-inch foldable screen, a 10,000 mAh battery, several external ports for things such as serial console and USB-C charging. A custom keyboard adds in low-profile switches as well as including a HDSP-style 8-character display, a great addition for a modern take on this vintage chip. Onboard there is 46 KB of RAM and with the addition of the CompactFlash for storage the LT6502 runs EhBASIC which we’ve seen before in some other great projects.

The case is mainly 3D-printed safely enclosing the custom PCBs for both the keyboard and motherboard, and providing a satisfying glow with the built-in LEDs within. All of the files are up on the project’s site so be sure to swing by and check out both this and the desktop PC/104 predecessor to it. Great job [TechPaula], looking forward to seeing the future installments on the LT6502 such as implementing the included internal expansion slot.

Making A Laptop With A Mechanical Keyboard

A laptop is one of the greatest tools at the disposal of a hacker. They come in all manner of shapes and sizes with all manner of features. But perhaps the greatest limit held by all laptops is their chiclet keyboard. While certainly serviceable, a proper mechanical keyboard will always reign supreme, which is why [flurples] built a laptop around a mechanical keyboard. 

Such a keyboard could not fit inside any normal laptop, so a custom machined case was in order. The starting point was a standard Framework Laptop 13. Its open source documentation certainly helped the project, but numerous parts such as the audio board and fingerprint sensor are not documented making for a long and tedious process. But the resulting machined aluminum case looks at least as good as a stock Framework chassis, all be it, quite a bit thicker.

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DIY Gaming Laptop Built Entirely With Desktop Parts

Gaming laptops often tend towards implementing more desktop-like hardware in the pursuit of pure grunt. But what if you were to simply buy desktop hardware yourself, and build your own gaming laptop? That would be very cool, as [Socket Science] demonstrates for us all.

The project began with lofty goals. The plan wasn’t to build something rough and vaguely laptop-like. [Socket Science] wanted to build something of genuine quality, that for all intents and purposes, looked and worked like a proper commercial-grade laptop. Getting to that point took a full 14 months, but the final results are impressive.

Under the hood lies an AMD Ryzen 5 5600X and a XFX Radeon RX6600, hooked into an ITX motherboard with some low-profile RAM sticks. Those components were paired with a thin keyboard, a touchpad, and a portable gaming monitor. Getting all that into a thin laptop case, even a custom one, was no mean feat. Ports had to be cut down to size, weird ribbon cables had to be employed, and heatsinks and coolers had to be rearranged. To say nothing of all the work to 3D print a case that was strong and actually worked!

The full journey is quite the ride. If you want to go right back to the start, you can find part one here.

We’ve seen some builds along these lines before, but seldom few that get anywhere near this level of fit and finish. Oftentimes, it’s that kind of physical polish that is most difficult to achieve. All we can say is “Bravo!” Oh, and… video after the break.

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The laptop in question, with the LCD-bearing top half printed in pink, and the bottom half showing off the Thinkpad keyboard.

Pinkpad, A DIY Laptop You Must Print In Pink

Looking to build a laptop all on your own? Check out the Pinkpad, a DIY laptop project that as if appeared out of nowhere, gives you a based on an off-the-shelf Dell motherboard. This build projects an aura of unabashed competence – the website brings you to a different universe, the documentation is as curt as it is extensive, and the build evidently works.

With a Thinkpad x61 keyboard, a reasonably modern (Dell Vostro 5481, Ryzen possible) motherboard embeddable inside, and a 10″ 1024×768 screen, this ~11″ laptop packs a certain kind of punch for what’s a build-it-yourself project. Most of the value of this design is in the 3D files – which were done in Google SketchUp, and the laptop is small enough that you could print its shell reasonably quickly. Not that you should follow the parts list religiously – the screen in particular might just warrant reconsideration in your eyes. On the other hand, we wish you all the luck on your SketchUp journey if you want to modify the shell. It also isn’t lost on us that the parts list doesn’t list a battery in it.

This is an impressive project to see open-sourced, and we hope it can inspire some hackers in the custom laptop building cohort. One prominent flaw of consumer-facing technology is that you can’t always get your devices in pink, and printing your laptop’s chassis yourself is a surefire way to combat this. If this laptop’s form-factor is too commonplace for you, we’ve seen no shortage of custom laptops grace our pages, from miniature ones to CRT luggable beasts, and click on the tags below if you’d like to see more!

We thank [Max_UA] for sharing this with us!

Two people lounge over a wooden tabletop to lean on a large black laptop. It has a green leaf on its 43" LCD desktop and RGB lighting around its edge is glowing a slightly deeper shade of green.

Supersized Laptop Laughs In The Face Of Portability

Sometimes a project needs to go big, and [Evan and Katelyn] threw portability to the wind to build the “world’s biggest” laptop.

Stretching the believability of “bigger is better,” this laptop features a 43″ screen, an enormous un-ergonomic keyboard, and a trackpad that might be bigger than your hand. Not to be outdone by other gaming laptops, it also features RGB lighting and a logo that really pops with neon resin.

The pair started the build with an aluminum extrusion frame joined by hinges. Plywood forms the top lid and bottom of the device, and the interior was covered with a mix of vinyl and ABS to keep everything tidy. A nice detail is the windows cut in the area above the keyboard to keep an eye on the charge of the two battery packs powering the laptop. Weighing more than 100 pounds, we suspect that this won’t be the next revolution in computing.

If you need more supersized gadgets, maybe try out the world’s biggest working keyboard or this giant Xbox Series X?

AMD’s Threadripper Is The Beating, Heating Heart Of “Most Powerful” DIY Laptop

There are plenty of powerful, “desktop-replacement” laptops out on the market if you’ve got the money to spend. Sometimes, though, that just doesn’t scratch that crazy itch in the back of your head for true, unbridled computing power. When you’ve got an insatiable thirst for FLOPS, you’ve got to strike out on your own, as [Jeff] did with this Threadripper laptop.

The aim was to pack an AMD Threadripper processor into a nominally portable laptop format. For this build, the AMD 1950X was chosen for its affordability and huge computing power, as well as a TDP of 180W. This high heat output has stopped the chips ending up in portable builds until now, but [Jeff] didn’t see this as a problem, but a challenge.

What results is a wild, lashed together build of high-power parts into what could charitably be called a laptop – though we’d recommend against putting it on your lap. With a 4K 18″ screen, keyboard, touchpad, and many Dell Powerbanks kludged together into an HP Media Center case, it fits the usual form factor, albeit with more exposed heatpipes and cables than the typical consumer may be used to.

[Jeff] claims this is the current most powerful laptop in the world, as builds that use the 3950X throttle it back in their applications. We don’t have the data to compare, but we certainly wouldn’t be stacking our own portable rig up against it in a fight. DIY laptops have a long history at Hackaday, going all the way back to 2007. If you’ve got your own wild build, be sure to drop us a line. Video after the break.

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