Shinra, to generativeAI French
@Shinra@imaginair.es avatar

Essais mobile avec du

2 sets différents et des fréquences différentes

adingbatponder, to solar
@adingbatponder@fosstodon.org avatar

panel with USB A connector is plugged into the USB micro power in port. The tbeam has a 16850 3400 mAh Li-Ion 3.7 V battery. The panel & tbeam are behind a velux roof window angled at the sky. The sun is shining well today, no clouds. The t-beam shows 4.2 V plugged in symbol in the app. When unplugged from the panel, the t-beam shows 100% charge.
solar panel https://www.botnroll.com/en/solar-panels/3244-monocrystalline-solar-panel-5v-1a.html
This is test to see how long this lasts - there is no power management circuit.

meshtastic andoid app showing the same node now with a battery symbol which implies it is running on its battery only. It shows 100%
A tbeam plugged into a small solar panel via usb
the solar panel and tbeam are placed under a roof velux window behind its rolled-down blind. the sky shows it is dusk and is a dark blue

todbot, to genart
@todbot@mastodon.social avatar

There’s a neat new core library in CircuitPython: bitmapfilter. Originally designed for the PyCamera project, it’s got many useful operations for generative art stuff like I do in Processing/p5js. Here’s a start: random circles bluring away. note, it does require a fast processor like the ESP32-S3 as on this great Lilygo board. Code: https://gist.github.com/todbot/5b649b0ff314f2e723b6dd68d36c05b5
Thanks @stylus for your work on this library!

Tiny Lilygo ESP32-S3 TDisplay board showing a bunch of randomly colored circles that slowly blur and fade away

todbot,
@todbot@mastodon.social avatar

@stylus Now playing with bitmapfilter’s Photoshop-like channel ops to give a nice fade-to-black for evolving spirograph-like shapes. I love how it looks like blossoming flowers sometimes. These whole-screen updates really highlight how fast the 8-bit parallel displays are on these Lilygo boards.
Code: https://gist.github.com/todbot/8ea13cebb1c3a510444428cc98d2f1af

Tony circuit board with a display showing a spirograph-like pattern that evolves as old versions of it fade away

todbot,
@todbot@mastodon.social avatar

@stylus Now noisy lissajous trails that combine a channel op for style-based fading and a Gaussian blur on the fade, with the fade style changing every few seconds. Mesmerizing to me! I just stare at this for minutes. Here’s a sample. Code: https://gist.github.com/todbot/224c690a9fc2c15e972a2e963deb13fa

Tiny circuit board with display showing a swirling swarm of random lines moving in a Lissajous-like pattern, leaving trails that slowly fade and blur. After a few seconds the style of fading changes, yielding different visual effects

tomi, to esp32

TL:DR: I don’t know how, but it no longer works.

In the previous post, I shared the joy of making T5 2.13′ e-ink display finally work and show some sensor data from . The joy lasted only a week.

Yesterday I decided I’d print a nice case for it.

I found a great .stl on Thingverse (a snap case), printed it and carefully put the board in it.

Then I connected the USB power and … nothing.

Lilygo ESP32 board and 3d printed caseThe screen doesn’t turn on anymore. It shows three thin horizontal lines.

Otherwise, the board works okay – I checked the logs in ESPHome – and it shows no errors.

https://blog.rozman.info/wp-content/uploads/2024/02/image-1024x553.pngI also noticed one of the elements on the board gets hot (maybe I didn’t notice it before).

I’m not sure what caused the failure. Maybe static electricity when I handled the board, maybe I pushed too hard when I inserted it in the case (but I didn’t push hard).

I searched if the screen could be replaced but found no useful info. It is glued to the board.

Maybe I’ll repurpose the board for something that does not need a display.

There goes 25€.

https://blog.rozman.info/how-i-killed-e-ink-display/

image/png

po3mah, (edited )
@po3mah@mastodon.social avatar

@requiem @tomi I was able to unstick the the display from the board.
Looks good, not sure where the problem is.
Ordered a new one on

openridephl, to generativeAI

Anyone have any recommendations for what kind of antenna I should get with a T-Deck for ?
915, 868, or 433MHz?

A selection of frequencies on a handheld computer

po3mah, (edited ) to esp32
@po3mah@mastodon.social avatar

I had this board laying in the drawer for more than 2 years. I tried several times to make the e-ink display work without success.
Today I flashed it again with latest firmware, stole some code from the web, tinkered for 2 hrs with yaml and lambdas and whatnot and suddenly... it's alive!

(there will be a blog post, but not today, too tired)

julie, to esp32

I've had my eye on this kit from for a while now but haven't purchased it because the device didn't have a back cover. Well, now they're selling them with a full shell!

It's basically an ESP32 at this point and I am here for it. (Yes, I know it doesn't have all the Flipper's hardware features)

https://www.lilygo.cc/products/t-embed

djsundog, to Arduino
@djsundog@toot-lab.reclaim.technology avatar

the readme has not been updated and it is not marked in any way that I can see, but this repo:

https://github.com/moononournation/Faux86-remake

is a fork of Faux86 reworked to run on for this repo:

https://github.com/moononournation/T-Deck/

to turn the t-deck into a handheld PC XT simulation (see the sketch in https://github.com/moononournation/T-Deck/tree/main/esp32-faux86

(bonus project: TinyFake86 running on VGA32: https://github.com/rpsubc8/ESP32TinyFake86/blob/main/readmeEnglish.md)

do with that information what you will.

litui, to fallout
@litui@xn--xxa.computer avatar

Remember my LCARS CO2 sensor display from last week? A coworker said "now do a pip boy" so I obliged.

litui, to esp32
@litui@xn--xxa.computer avatar

My little LCARS CO2 sensor display on a LilyGo T-AMOLED. Mostly I have no idea what to do with this ESP32-S3 device, but it's smöl and pretty as hell.

Same LilyGo device, this time displaying what looks like an Isolinear Chip from Star Trek. It's about the right size to be one.

litui,
@litui@xn--xxa.computer avatar

Threw on a battery, attached the sensor, and took a photo that doesn't look like it was shot with a potato.

Edent, to Arduino
@Edent@mastodon.social avatar

🆕 blog! “How to make the Watchy vibrate”

I am enjoying playing with the eInk Watchy. It is a cute package and is everything I want in a Smart-Watch; geeky, long battery life, and not obnoxious. But - fuck me! - the documentation is atrocious! Well, that's a lie. There is no documentation. I has the "Chat to us on Discord" anti-pattern that […]

👀 Read more: https://shkspr.mobi/blog/2023/07/how-to-make-the-watchy-vibrate/

#c++

panigrc,
@panigrc@mastodon.social avatar

@Edent awesome! Is there any way to incorporate GPS into ?
Because I've seen that
T-Wrist E-paper has such feature, but haven't seen any reviews.

https://www.lilygo.cc/en-pl/products/t-wrist-e-paper-1-54-inch-display

#E-Paper #E-ink

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