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by lucas1
Sat Mar 30, 2019 5:48 pm
Forum: Automation, sensing and robotics
Topic: raspberry pi connect button problem
Replies: 4
Views: 335

raspberry pi connect button problem

Hi, is it possible to connect such a button to the raspberry pi and read values from GPIO? http://i.imgur.com/sSWtg3p.jpg Am I forced to connect all 5 pins from this button? I tried only with 3.3 v, GMD and pin "C" but I received unstable results. Something like 111111000000001111111 I tested using ...
by lucas1
Tue Aug 07, 2018 1:27 pm
Forum: Python
Topic: neopixel led matrix
Replies: 9
Views: 2574

Re: neopixel led matrix

everything works, tkanks, all LEDs are lit even at maximum brightness :D

Do you have an interesting example from python to learn how to use api?

https://learn.adafruit.com/neopixels-on ... i/software
Because here shows how to use the straps and not the matrix
by lucas1
Mon Aug 06, 2018 9:05 pm
Forum: Python
Topic: neopixel led matrix
Replies: 9
Views: 2574

Re: neopixel led matrix

Thanks for your help Yesterday, all the equipment came to me and I started working with raspberry pi. It seems to me that I am doing something wrong with this matrix. LEDS don't shine. I connected it in this way https://i.imgur.com/7RWMvKn.jpg I use the code that you suggested to me from adafruit ->...
by lucas1
Mon Jul 23, 2018 10:50 am
Forum: Python
Topic: neopixel led matrix
Replies: 9
Views: 2574

Re: neopixel led matrix

Thank you for the tip
https://www.smart-prototyping.com/blog/ ... D-tutorial
Hmm look at this guide. I know it is for arduino, but can I use this solution? That I use such external power and connect through one data pin from RPi?
by lucas1
Sun Jul 22, 2018 8:43 am
Forum: Other projects
Topic: connect WS2812B led matrix
Replies: 0
Views: 236

connect WS2812B led matrix

Hi
Can anyone tell me how to connect this led matrix to raspberry pi? (WS2812B flex led matrix 8x32)
something like that https://goo.gl/gjrz2G


All the projects that I've seen are for arduino, maybe you have something for rpi?
by lucas1
Sun Jul 22, 2018 7:50 am
Forum: Python
Topic: neopixel led matrix
Replies: 9
Views: 2574

neopixel led matrix

Hi,
I would like to ask if it is possible to connect the led matrix (8x 32 flex led matrix) to raspberry pi
https://www.adafruit.com/product/2294


If so, in what way and if there are any libraries that help me control it?

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