이용안내 The Open-source nature of the Arduino project has facilitated the publication ofwel many free software libraries that other developers use to augment their projects. There kan zijn also a threading tool, named Protothreads. Protothreads are described as "extremely lightweight stackless threads designed for severely memory constrained systems, such https://intern.ee.aeust.edu.tw/home.php?mod=space&uid=1599610