ESP32 and my ‘professional’ permaprotoboard after a week on the burning man playa 🙂 It was still working
More pictures here: http://marc.merlins.org/perso/bm/Pix/index.php?album=2018/3000_Camps/3050_HomeSweetHome&img=3061_HomeSweetHome_MySign.jpg
(and click next)
Original build info of the 64×64 neomatrix display running 16 way parallel output with +Yves BAZIN’s driver: http://marc.merlins.org/perso/arduino/post_2018-07-30_Building-a-64×64-Neopixel-Neomatrix-_4096-pixels_-running-NeoMatrix-FastLED-IR.html
Yes, for next time I’ll use one of +Jason Coon ‘s premade boards with proper soldering