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The most fun part of these projects is seeing people quickly build ad-hoc renderers for E-Ink. Very quickly you find out you need render passes, dithering, deba
by omershapira 3y ago
The most fun part of these projects is seeing people quickly build ad-hoc renderers for E-Ink. Very quickly you find out you need render passes, dithering, debanding, etc.
Here's my weather E-Ink board (which consistently gives a faster result than waiting for the iOS weather app to fetch & render): https://github.com/OmerShapira/theres-some-weather-outside https://github.com/OmerShapira/theres-some-weather-outside
- dh-g 3y agoYea doing that the first time was a pain but FBink is pretty widely supported on these type of devices and really lowers the barrier to entry.
- artursapek 3y agoLove your readme lol
- KennyBlanken 3y agoIt's a shame that this open-source project is lower than the guy spamming and astro-turfing his locked-in calendar display.
- omershapira 3y agoTo be fair: 1. His project does allow rendering any HTML: https://www.invisible-computers.com/programmable-e-paper-screen.html https://www.invisible-computers.com/programmable-e-paper-scr... 2. It is in stock. :) Raspberry Pi Zero 2 and the waveshare displays are in a bit of a stock crunch, and the frame I ended up mounting this in, along with the special flat USB cable, pushed the project cost to the same price. It's my own aEsTheTic tho.
- jes5199 3y agowhat's the screen refresh time like on this? I have a small e-ink display that I got from Adafruit and it takes 10+ seconds to redraw
- pests 3y agoLTT just did a video[1] on an 25inch E-Ink display[2] that runs at 15Hz. It worked way better than I thought it would and is a pretty decent size. Little pricey. [1] https://www.youtube.com/watch?v=-ZXrJRpA0Jw https://www.youtube.com/watch?v=-ZXrJRpA0Jw [2] https://www.amazon.com/DASUNG-Paper-Monitor-Knight-Version/dp/B0BHFC1ZSL https://www.amazon.com/DASUNG-Paper-Monitor-Knight-Version/d...
- omershapira 3y agoThe one display I got takes about 2 seconds to cycle. You can make it shorter with partial redraws, but for my purposes, the cycle was the right thing to do.