Rev bar with 4 WS2812B, only 4 LED are addressable - English Chat https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/ All about SimHub! en-US Sat, 05 Sep 2026 20:16:42 +0000 wpForo 60 RE: Rev bar with 4 WS2812B, only 4 LED are addressable https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/#post-8075 Sat, 09 Dec 2023 17:47:06 +0000 🤪 I'm so dumb !!! I put 4 because I'm using 4 bars but I have to set up to 32 !!

Thanks for putting mt noise in my sh.t ;)

]]> English Chat mikebzh44 https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/#post-8075 RE: Rev bar with 4 WS2812B, only 4 LED are addressable https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/#post-8074 Sat, 09 Dec 2023 17:38:14 +0000 The setting specify how many leds in total. I see much more than 4 on your pic ;)
https://github.com/SHWotever/SimHub/wiki/Arduino-WS2812b-RGBLEDS--Wiring-Setup#arduino-setup 

]]> English Chat Wotever https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/#post-8074 Rev bar with 4 WS2812B, only 4 LED are addressable https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/#post-8073 Sat, 09 Dec 2023 17:23:37 +0000 Hello.

I have 4 WS2812B bar (8 LED for each bar) on a Arduino Nano.

When I use an Arduino code for testing, each LED can be addressed :

https://i.imgur.com/nSmfaG6.png

But when I declare may Adruino in SimHub and I test it :

https://i.imgur.com/SsER5XA.png

https://i.imgur.com/nX9wo0W.png

Only the 4 first LED are used :

https://i.imgur.com/v73B9sN.png

Do you know what's wrong ?

Thanks.

]]> English Chat mikebzh44 https://www.simhubdash.com/community-2/english-chat/rev-bar-with-4-ws2812b-only-4-led-are-addressable/#post-8073