# Adafruit-LED-Backpack-Library [![Build Status](https://github.com/adafruit/Adafruit_LED_Backpack/workflows/Arduino%20Library%20CI/badge.svg)](https://github.com/adafruit/Adafruit_LED_Backpack/actions)
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## Compatibility

MCU               | Tested Works | Doesn't Work | Not Tested  | Notes
----------------- | :----------: | :----------: | :---------: | -----
Atmega328 @ 16MHz |      X       |             |            | 
Atmega328 @ 12MHz |      X       |             |            | 
Atmega32u4 @ 16MHz |      X       |             |            | 
Atmega32u4 @ 8MHz |      X       |             |            | 
ESP8266           |      X       |             |            | 
Atmega2560 @ 16MHz |      X       |             |            | 
ATSAM3X8E         |      X       |             |            | Use SDA/SCL on pins 20 &amp; 21
ATSAM21D          |      X       |             |            | 
ATtiny85 @ 16MHz  |      X       |             |            | Use 0 for SDA, 2 for SCL, examples may need Serial references removed
ATtiny85 @ 8MHz   |      X       |             |            | Use 0 for SDA, 2 for SCL, examples may need Serial references removed

  * ATmega328 @ 16MHz : Arduino UNO, Adafruit Pro Trinket 5V, Adafruit Metro 328, Adafruit Metro Mini
  * ATmega328 @ 12MHz : Adafruit Pro Trinket 3V
  * ATmega32u4 @ 16MHz : Arduino Leonardo, Arduino Micro, Arduino Yun, Teensy 2.0
  * ATmega32u4 @ 8MHz : Adafruit Flora, Bluefruit Micro
  * ESP8266 : Adafruit Huzzah
  * ATmega2560 @ 16MHz : Arduino Mega
  * ATSAM3X8E : Arduino Due
  * ATSAM21D : Arduino Zero, M0 Pro
  * ATtiny85 @ 16MHz : Adafruit Trinket 5V
  * ATtiny85 @ 8MHz : Adafruit Gemma, Arduino Gemma, Adafruit Trinket 3V

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