Questions tagged [ws2812b]

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2answers
287 views

Fixing power supply interference issue (?)

I am working on a project that involves controlling WS2812B led strips using a Teensy 4.0 microcontroller. I got everything working during the testing phase, but now, after transitioning from ...
1
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3answers
201 views

Flickering LED strip when dimming

I have a 5m LED strip (Ultimate Fancy LEDs) that consists has 30 LEDs per meter of WS2812B chips. Is uses a SP601E Bluetooth controller and was delivered using a 5V/6A power supply. Out of the box, ...
1
vote
2answers
406 views

Few Strip of WS2812 with 3V3

I am trying to drive 8 strips of led WS2812 (5V) with a CPU STM32F030. The output from the CPU is at 3V3. So, I used a 2N3906 connected to 5V with resistor. I've got no problem with that. Now,I want ...
0
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2answers
91 views

How individual LEDs in LED strips (or matrixes or cubes) are being powered when supplied with >=12V instead of 5V?

I've been wondering about LED strips and how its individual LEDs are being powered. My knowledge about LEDs is very basic. I know they're diodes, I know they tend to draw more current than what's good ...