# ESP32 and WS2815

**URL:** <https://wled.discourse.group/t/esp32-and-ws2815/13782>\
**Category:** Issues\
**Created:** [January 2, 2025, 8:10pm UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782 "2025-01-02T20:10:45Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![MarkMK](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@MarkMK](https://wled.discourse.group/u/MarkMK)\
**Post date:** [January 2, 2025, 8:10pm UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/1 "2025-01-02T20:10:46Z")

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Hey I Need some help With My LEDs. I Have a ESP32 Board on a Breakout Board. After I Head to change My Wifi My Lights didnt turned on After installing WLED new on the ESP32.  
After a While a small section started to light in different colors. But I couldnt turn it off or on. So i hä to unplug every Cable. Does anyone know what to do?

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**Author:** ![dedehai](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/dedehai/32/7265_2.png) [@dedehai](https://wled.discourse.group/u/dedehai)\
**Post date:** [January 3, 2025, 6:04am UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/2 "2025-01-03T06:04:12Z")

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wire it correctly, power it correctly and apply the right settings.

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**Author:** ![Superluminal](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/superluminal/32/5477_2.png) [@Superluminal](https://wled.discourse.group/u/Superluminal)\
**Post date:** [January 3, 2025, 8:58am UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/3 "2025-01-03T08:58:44Z")

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What type of Breakout Board is it? Is a levelshifter onboard? Without fast levelshifter you are without chance 😉

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**Author:** ![MarkMK](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@MarkMK](https://wled.discourse.group/u/MarkMK)\
**Post date:** [January 3, 2025, 12:30pm UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/4 "2025-01-03T12:30:59Z")

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Damn how could I not think about that. Brain is developing now

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**Author:** ![MarkMK](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@MarkMK](https://wled.discourse.group/u/MarkMK)\
**Post date:** [January 3, 2025, 12:32pm UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/5 "2025-01-03T12:32:05Z")

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[XTVTX 2 Stücke ESP32 Breakout Board Erweiterungskarte Kits GPIO 1 in 2 mit Wireless WiFi Bluetooth für ESP WROOM 32 Microcontroller Development Board : Amazon.de: Computer & Zubehör](https://amzn.eu/d/cyMmoiI) Thats the Board.  
I Never used a Levelshifter or whatever that geht’s talked. The Lights wirkend before Connecting to a new wifi

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**Author:** ![Jinx](https://avatars.discourse-cdn.com/v4/letter/j/c6cbf5/32.png) [@Jinx](https://wled.discourse.group/u/Jinx)\
**Post date:** [January 3, 2025, 9:28pm UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/6 "2025-01-03T21:28:32Z")

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Did you set the correct GPIO and # of LEDs as well as adjust the brightness limiter in LED Preferences?

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**Author:** ![MarkMK](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@MarkMK](https://wled.discourse.group/u/MarkMK)\
**Post date:** [January 4, 2025, 12:10pm UTC](https://wled.discourse.group/t/esp32-and-ws2815/13782/7 "2025-01-04T12:10:57Z")

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Thats what I needed the Gpio was wrong thank you very much!!!