Questions tagged [ws2812]

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RAM Usage of Neopixels: How many can I power with a Raspberry Pi

I am building LED Matrix's with Adafruit Neopixels, and I read somewhere that the amount of pixels you can control is limited to how much RAM you have on your controlling device, in this case, a "...
2
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72 views

Raspberry Pi 3B+ with LEDs WS2812B and speaker

I just started making my first project with Raspberry Pi 3 Model B+ and I found an amazing tutorial ("https://tutorials-raspberrypi.com/connect-control-raspberry-pi-ws2812-rgb-led-strips/"). I am ...
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sudo with WS2812 and Raspberry Pi

I'm trying to use the Neopixel Adafruit library with the WS2812 strip. Everything works great however there is something that I have not been able to do. I'm working on a project that requires ...
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666 views

Adafruit Neopixel library slows down code

I am trying to link WS2812 with the HC-SR04 sensor. My aim is to change the color of the leds depending on the distance the sensor measures. I am using the Adafruit Neopixel library for controlling ...
2
votes
1answer
178 views

Control two RGB LED Strips from Raspberry pi

I've connected two rgb strips(WS2812B) to raspberry pi. Each strip consists of 60 LEDs. The first strip data line is connected to GPIO pin number 18 & Second strip data line is connected to GPIO ...
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Control WS2812 without arduino just raspberrypi

Is it possible to control a LED strip WS2812/b without needing an arduino in between and using the Glediator software? If so, how? All i managed so far is lighting up all LEDs by connecting 5V and ...