Lanistor

> Can you show a video of both methods? I don't really see why they would behave different, so seeing the outcome would help. ### Before  ### After ...

> > Can you show a video of both methods? I don't really see why they would behave different, so seeing the outcome would help. > > ### Before >...

> That makes it more clear, thanks. Curious, I don't really know why that is. I'll mark it as a bug for now and try to reproduce it some time....

> I will check because Lanistor sent me 2 XD4 and still have one around so if I find it I can send it to you in next package 📦...

> Argh, I think I only have an XC3... But I can try my luck. @vroland Could you give me your address? I could send you 2 XD4. Here is...

Hi, @vroland, @martinberlin, I found another very interesting performance that will help solve this problem: when the circuit board is powered on again, it will slowly display the last rendered...

> Interesting, looks like this particular display model is very sensitive to residual charge / charge buildup. Maybe if we could dump the on-chip waveform we can fix this? Or...

> I tried to compile your example repo and I get an error with idf 4.4.5: > > ``` > /home/vroland/dev/misc/epaper-tester/components/lvgl_epaper_drivers/lvgl_helpers.c: In function 'lvgl_driver_init': > /home/vroland/dev/misc/epaper-tester/components/lvgl_epaper_drivers/lvgl_helpers.h:48:25: error: 'LV_HOR_RES_MAX' undeclared (first...

> Closing here since it seems old and by this point you would have figured out this one! OK. sorry forgot to close it.

This feature is really cool. And i really need this feature. Are there any development plans?