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Results tagged with ws2812b
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user 236487
1
vote
3
answers
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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 …
- 21
1
vote
Driving WS2812b with STM32 and PWM strange behavior
5V Power supply is needed
Circuit with a transistor will do the job
By experience, PWM does not work always very well with a long strip of led (150 ws2812B) and sometimes, you can get problem. …
- 21