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antellij

@antellij

Joined August 3rd, 2026

  • 16Devlogs
  • 3Projects
  • 3Ships
  • 2Votes
Wow interesting description
working on Eng-inuity
and Multiversal Remote
Ship Pending review

A fairly simple DIY E-reader built using the ESP32-S3 devboard, storing epub files in the flash (can be updated through wifi) and displays the output to an E-paper display.

Built reusing an old dvd player as the shell and the remote for navigation.

  • 2 devlogs
  • 2h build
Video of Project → See source code →
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1h 28m 42s logged

Actually started designing something to make it look nice in, and something to hold down the microcontroller and other components. That means you don’t need to touch the main board when plugging in power (novel). 

The wiring has been cleaned up a little (still looks terrible), so it should be far easier to repair / replace any parts that aren’t working. I have now actually been able to use the 8 buttons of the shift register due to this.

I cut some grooves for necessary IO sensors and for the power, added a filet to the corners to make it more ergonomic and comfortable to hold. There is now also a back panel so you can rest your hands there instead of pulling out a wire. 

I also designed a 3d version of this just incase it was necessary. 

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4h 22m 42s logged

I added tips just before the start of the game to make it more clear what the objective of that particular level is. To make use of the assets I made a third minigame.

I also added a system to basically cache all the particles at the start, since it takes a good second for it to load on the first run, especially on web. 

I think I’ll properly implement the lives system once more games are added.

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Ship

Introducing Enginuity!
The most accurate representation of the challenges involved with engineering (like not electrocuting yourself) in a fun (hopefully) warioware inspired game.
Everything is lovely, joyous, and nothing is wrong… but FAILURE is NOT tolerated

Try project → See source code →
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7h 12m 51s logged

I have no clue what I was talking about saying I was working on foundations, because I look around and all I see is garbage. 

Its been a while since I’ve worked on this, but I am really baffled by what I was trying to do in the code. At least I have art for placeholder stuff, and got to actually work on the ‘game loop’. Sometimes I am genuinely concerned with what I am even attempting to make, but maybe when it all comes together the absurd plot will at least be at home with the rest of the absurdity in the game.

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27m 46s logged

The ereader project is something that I was working on before stardance and builds upon the incredible work of people who have implemented the libraries and tools that allowed this project to be quite expansive. 

I hermit-crabbed an old portable dvd player to be the shell, and learned how to intercept its remote to work with my project, reviving some life into the old hardware. 

I didn’t quite get to figuring out sd card storage (just because I’m using all the cards I have and don’t feel like buying more), so everything is on the board’s 16 Mb flash storage (less than that due to program size). But it is usually enough to hold some books and easy enough to wirelessly connect and update the library that is stored. (just go to ereader.local when connected and all the options appear)

Atomic14 on github made an epub reading repo using the espressif framework, but since I am more familiar with Arduino I remodeled a lot of the functionality to work with it and with the hardware that I had available, among other additions to fit my usage.
I hope to maybe make the project more accessible with some good installation and customization, and potentially even a utility to make uploading content onto the flash even easier.

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Ship Pending review

A project aimed at replicating IR signals for media communication while also being able to act as a Bluetooth keyboard (Can do media controls and keystrokes), with the ability to be (fairly) easily extensible for more profiles and devices.

  • 8 devlogs
  • 39h build
Video of Project → See source code →
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1h 39m 47s logged

Devlog 7.1

Was just about to ship when I realized there was a bug that I somehow never noticed before that would mean you couldn’t functionally use more than a single page of profiles (4), which would be quite detrimental to anyone wishing to turn on more than a set of lights

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1h 45m 24s logged

Devlog 7

While I could at leas try to make something pretty, I’ll just say I’m a pragmatist and don’t need extra fluff.

The casing is just a wooden frame that I drilled holes for the buttons and screen, and the final and basically only functional button is just taped on at the top, but with that being said, it does do what I want it to do, and I think that that is enough.

I’ve decided this project has set its sail and is about to roam the open waters of the shipyard. I’ve taken some fine looking photos to attach to the top of the github repository, shined up the README to make proper installation instructions, and am just about ready to ship what I have.

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6h 37m 51s logged

Devlog 6

I might just be the most oblivious person I know

Since my shift register wasn’t registering, I went ahead to continuity check every connection from each input pin to the register, then form the register to the microcontroller, then to just about every other pin, and cross referencing with the schematic, fixing minor issues and repeat like 5 times, but to no avail.

I seemed to believe I was Terry Davis or something because I was convinced it was a hardware issue and didn’t check any of the software, only the code that checks the inputs, which theoretically should have worked. 

I assumed at some point I catastrophically ruined the IC

So I desoldered all register related components and just used a single button for debugging. Just for fun I tested the IC on another breadboard with an ESP32 that I know was working and it functioned properly. Odd. When I’m rewriting the code to work for a single button I was trying to alter the logic for the register setup, it was at this moment I realized the setup function wasn’t called - gasp

one line – registerSetup(); would have made everything work. While I could put everything back together, I don’t want to deal with the glob just yet, I’ll wait to get a socket (in case the IC does actually break at some point)

I’ll also begin writing the README for the project on github since the major parts of the project are done

PS - I just realized I missed devlog 3 - welp there’s no going back now

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5h 52m 15s logged

Devlog 5

I’ve done a bit of soldering at this point, but I will say it is definitely not pretty. It is a rats nest of floating wires that probably won’t short or disconnect if I’m lucky, and all the power lines are held together with massive blobs of solder (or wires connecting the blobs since the blobs don’t stay together if they get too large)

In all my genius I also used solid core wire, which means they are more stiff, and more likely to break off from my weak solder points than flex, so I had to do a lot of reattachment.

Magically, it appears a lot of things are working, just not the shift register and its hard to say why. Perhaps I burned it and ruined the internal ICs, I’m not sure. I think I’ll disconnect it and reattach a singular button just to make sure everything else works (and I at least have some feasible product at the end of this).

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3h 41m 43s logged

Devlog 4

I’ve been working on some light soldering, but the most interesting part was the work on the woodwork for the actual remote chassis since I don’t have a 3d printer. I used an old wooden frame i had around. Maybe its the calm before the storm, but I found this part really relaxing. I would drill and chip away bit by bit, and eventually things would go in and fit flushly, and was really rewarding. During the timelapse you can see each hit as the camera moves, and I think its really satisfying cleaning the workbench, making progress, and the cleanup. 

Feeling the buttons and rotary encoder firmly in place made me realize I quite like the tactile feel, and I might want to implement some games, maybe like a memory game so I can use all the buttons or a space invaders replica.  

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7h 55m 26s logged

Devlog 2

Now that I have the bluetooth and IR functionality working together, the ir demo is attached in the video. 

I’ve also created a schematic, which was done as my first time ever using KiCad, so I first followed the web tutorial to get the basics, then went in. While I don’t need to get a pcb  since I plan on just soldering everything directly, it does make visualizing the connections easier. That is especially imoprtant since I’m running very tight on applicable GPIO pins.

I need 10 total IO pins for everything (screen I2C, shift register, rotary encoder, IR receiver and transmitter).

The board I’m using (ESP32 C3 super-mini) has 16 pins, 13 for GPIO. But of that 13, 3 are strapping pins (required to be in particular states at boot), and 2 are for UART transmission. Leaving only 8 fully open pins.

Theoretically I could just stack shift registers for everything input and only use like 5 pins, but that sounds overcomplicated, and I thought it would be a fun challenge to get everything to work.

I went through the datasheets to figure out which state would be safest and would logically not be a worry, for instance pin 8 should be low at boot, but afterwards it acts an output to the internal LED, that meant I could safely connect that to the IR since it would never need to be pulled high unless it was being used, and having a visual indicator of when the IR was transmitting seemed like a fun inclusion. 

I’m sure the final schematic is not the most tidy thing, but I think it works for what it needs to be. I attached it to the end of the video

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3h 7m 6s logged

Devlog 1

I seem to be very good at getting lost. 

I realized that I couldn’t safely handle Bluetooth or IR commands since all the logic uses the base class (that makes switching between them easy). The only problem is when I actually have to use the specific properties of each. 
So I went into a rabbit hole trying to get variants, and implementing some of the bluetooth protocols as I passed by that file, and when I remembered what was actually trying to fix I realized I could just force it to recognize it based on the state (the property that I had set up at the start). 

At least working on the bluetooth media part did make me realize that I only had the foresight to add character presses into my structs, and not necessarily media keys. So I’ll need to figure that out…
Since I’ll be getting my proper board with some other necessary components soon, I think I’ll also start to work on a schematic and readme as I’m getting closer to actually finishing (and shipping) this project

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8h 32m 16s logged

Devlog 0

yap yap

A whole lot of things today are built on being convenient and therefore wireless, but sometimes things are too convenient that they end up creating an annoyance. Case being the amount of remotes that powers an LED strip at most once a month and then hides away collecting dust ready to be forgotten, and it being the only way to power these devices makes them quite necessary.

I wanted to solve this by creating my own IR remote, which can read any signal and proceed to save it so that I only need one remote for LEDs, TVs, or other IR devices. Using the beloved ESP32, I also have bluetooth functionality and thought it would be good to bring the idea of a universal remote into a modern age by allowing it to also connect and give wireless commands through bluetooth. This allows it to pause/play/skip media, act as a shutter for a phone’s camera, become a macro pad, all through the various profiles that you can set up for your own needs.

what I’ve actually done

Now with all these lofty ideas requires a strong foundation, so after testing all the libraries and components individually I needed to bring these all together gracefully (at least to the best of my ability).

So I started creating a framework for all of the components and how they will relate to each other without having the ability to cause direct harm to the other parts of the system should I mess up (which is likely). I’ve done enough coding to get my way around and find what I need, but I wouldn’t be able to name what approach I’m using at the top of my head, and maybe putting everything in header files isn’t the best idea long term but that’s a problem for later.

Component wise I’m using an esp32-c3 with a standard OLED module, a rotary encoder, several buttons, and a shift register. Apparently the shift register is rated for 5v logic only, but it appears to be working during my tests so I’m assuming its fine.

Anyways actually creating a derived class and propagating the values of the current state of the program was a bit more involved than I thought, so I needed to spend time debugging that while I was setting up the screen logic at the same time. It currently works by showing the title of the current profile, the available 8 commands (which would map to the 8 buttons),  and whether there are more commands that can be scrolled to using the rotary encoder. 

Video stuff

Attached is the video that shows the first 8 commands of a profile being drawn step by step. 

Afterwards is a showcase of some of the planning and code (terribly written I’m sure) that I’ve done so far

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4h 58m 26s logged

Devlog 0

I’ve just started work on my entry for the warioware mission since I’ve used godot before and have always enjoyed quickfire arcade-like games. With stardance being a platform of creating technological projects, I had the ingenious idea to theme the minigames on engineering life and challenges, spawning the idea of enginuity (see what I did there)

From getting wisdom from a rubber duck, to not getting electrocuted, (among more minigames I have planned) I hope that the game may be interesting of course fun

what I have so far

I spent a lot of time trying to get the shaders to look how I wanted, and I still think there is some changes that would have to be made in the future 

I started some of the logic for inputs and a foundation for the theming. I also put in some temporary art

Anyways, thanks for reading this, and I hope you have a wonderful rest of your day!

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