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Questions tagged [ws2812]

An RGB LED, when run in a strip, is individually addressable.

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WS2812B not fully working with NodeMCUv2 [ESP8266]

I have a problem with my NodeMCU v2 board and my WS2812B led matrix with 256 (32x8) LEDs. The Board cannot be able to turn on the 191th led and stops working after the 190th without changing the ...
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19 views

How to run a Mega 2560 and 300 WS2812b battery?

I have 300 LEDs (WS2812b) which form an interactive tabletop of a coffee table. Everything is running on an Arduino Mega. For testing, I'm running all of those from a power outlet and it works really ...
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58 views

5xWS2812B in parallel works fine in ESPHome but not in C code?

Facing a weird issue, that is probably something pretty simple, but I've went through ESPHome's code on Github and can't figure out. I've wired up 5 WS2812B controllers on an ESP8266 (Wemos D1 R1), ...
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28 views

wemos ESP8266 fastled webmaster slave copies the master

I have been searching for a solution and attempting to make a solution where that a wemos running an existing project consisting of using a web server to control ws2812b lights, the basic code allows ...
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28 views

5th Led wont turn on (ws2812)

I'm trying to re-use a piece of example code I found here: https://howtomechatronics.com/tutorials/arduino/how-to-control-ws2812b-individually-addressable-leds-using-arduino/ And I only have 5 LEDs ...
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28 views

How to make an animation with custom WS2812b?

I want to make a diy LED matrix with WS2812b (7x35). I have a difficulty to program the led animation. Is there some kind of program that has easy interface to custom the led display and generate the ...
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95 views

Running 5v and 12v strips together?

I want to run 5v and 12v strips and halos together, i read that with the 12v strips, give 12v to the strip but the data is always 5 volts, and tie the ground to the ground of the 5v controller? I use ...
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2answers
413 views

WS2812B LED Stripe going crazy with Arduino and External Power Supply

I have a simple connection here: A WS2812B 5m 300 leds strip 5V; A Power Supply MS-150-5 150W 5V; Arduino with a simple code to blink 10 first leds; TEST: If I connect my power supply to my LED ...
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135 views

How to connect an addressable (ws2811) led-strip with long cable to an adruino?

I set up a light show on my Arduino and it worked perfect when I tested it. I connected the the data line of my 1 meters (3.2ft) of addressable ws2811 ledstrip direct on the breadboard next to the ...
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44 views

WS2812 Matrix colour problem. Power?

I have 8 8x8 WS2812 Matrix LED boards connected together to make 2 16x16 matrices. I have them connected with Dupont wires. I also power the 2 16x16 with Dupont wires that are connected to a 5v 60Amp ...