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417 octets ajoutés ,  29 octobre 2018 à 23:58
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{{traduction}}
 
{{traduction}}
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== What are NeoPixels ==
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== What are NeoPixels? ==
 
NeoPixel is a brand from Adafruit Industries. It concerns individually addressable LEDs that can be controlled with a single data line.
 
NeoPixel is a brand from Adafruit Industries. It concerns individually addressable LEDs that can be controlled with a single data line.
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The NeoPixels contains a small microcontroller used to decode the information send on the Data Line and using PWM generator to drive the LEDs.
 
The NeoPixels contains a small microcontroller used to decode the information send on the Data Line and using PWM generator to drive the LEDs.
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[[Fichier:NeoPixel-UserGuide-01.jpg]]
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[[Fichier:NeoPixel-UserGuide-01.jpg|360px]]
    
It also include a constant current supply for the LED, which means that the color would not change with the supply voltage.
 
It also include a constant current supply for the LED, which means that the color would not change with the supply voltage.
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NeoPixel is a very powerful technology. You can learn more about it from [https://learn.adafruit.com/adafruit-neopixel-uberguide the Adafruit's neoPixel User Guide] or the [[NeoPixel-UserGuide|translated NeoPixel user guide]].
 
NeoPixel is a very powerful technology. You can learn more about it from [https://learn.adafruit.com/adafruit-neopixel-uberguide the Adafruit's neoPixel User Guide] or the [[NeoPixel-UserGuide|translated NeoPixel user guide]].
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The Feather M0 Express also contains a NeoPixel LED.
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=== Feather M0 NeoPixel ===
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The Feather M0 Express also contains a NeoPixel LED. This LED is used by the Microcontroller to inform the user about its running status (red or green).
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[[Fichier:ENG-CANSAT-MISSION1-CAPTURE-10.png|360px]]
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The great thing about this NeoPixel is that we can take the control of it from your Arduino sketch.
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we just need to know the pin to use ('''pin 8''') and install the Adafruit NeoPixel Library for ATSAMD21 microcontroller :-)
    
== Installing the library ==
 
== Installing the library ==
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