49 lines
2.4 KiB
Markdown
49 lines
2.4 KiB
Markdown
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# Adafruit MPR121 Library [](https://travis-ci.org/adafruit/Adafruit_MPR121)
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<a href="https://www.adafruit.com/products/1982"><img src="https://cdn-shop.adafruit.com/970x728/1982-00.jpg" height="300"/></a>
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Tested and works great with the Adafruit MPR121
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* https://www.adafruit.com/products/1982
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* https://www.adafruit.com/product/2024
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* https://www.adafruit.com/product/2340
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Check out the links above for our tutorials and wiring diagrams.
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These sensors use I2C to communicate, 2+ pins are required to interface
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Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit!
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Written by Limor Fried/Ladyada (Adafruit Industries).
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MIT license, all text above must be included in any redistribution
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<!-- START COMPATIBILITY TABLE -->
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## Compatibility
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MCU | Tested Works | Doesn't Work | Not Tested | Notes
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------------------ | :----------: | :----------: | :---------: | -----
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Atmega328 @ 16MHz | X | | |
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Atmega328 @ 12MHz | X | | |
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Atmega32u4 @ 16MHz | X | | |
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Atmega32u4 @ 8MHz | X | | |
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ESP8266 | X | | |
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Atmega2560 @ 16MHz | X | | |
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ATSAM3X8E | | X | |
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ATSAM21D | X | | |
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ATtiny85 @ 16MHz | | | X |
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ATtiny85 @ 8MHz | | | X |
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Intel Curie @ 32MHz | | | X |
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STM32F2 | | | X |
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* ATmega328 @ 16MHz : Arduino UNO, Adafruit Pro Trinket 5V, Adafruit Metro 328, Adafruit Metro Mini
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* ATmega328 @ 12MHz : Adafruit Pro Trinket 3V
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* ATmega32u4 @ 16MHz : Arduino Leonardo, Arduino Micro, Arduino Yun, Teensy 2.0
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* ATmega32u4 @ 8MHz : Adafruit Flora, Bluefruit Micro
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* ESP8266 : Adafruit Huzzah
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* ATmega2560 @ 16MHz : Arduino Mega
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* ATSAM3X8E : Arduino Due
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* ATSAM21D : Arduino Zero, M0 Pro
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* ATtiny85 @ 16MHz : Adafruit Trinket 5V
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* ATtiny85 @ 8MHz : Adafruit Gemma, Arduino Gemma, Adafruit Trinket 3V
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<!-- END COMPATIBILITY TABLE -->
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