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 # hoverboard-firmware-hack-FOC
 ## with Field Oriented Control (FOC)
 [![Build Status](https://travis-ci.com/EmanuelFeru/hoverboard-firmware-hack-FOC.svg?branch=master)](https://travis-ci.com/EmanuelFeru/hoverboard-firmware-hack-FOC)
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+[![paypal](https://www.paypalobjects.com/en_US/i/btn/btn_donate_SM.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=feru_emanuel%40yahoo.com&currency_code=EUR&source=url)
 ***If you like this project, you can give me a cup of coffee. Thanks!*** 
 
 This repository implements Field Oriented Control (FOC) for stock hoverboards. Compared to the commutation method, this new FOC control method offers superior performance featuring: