This file WILL move from her sooner or later. Linktabel for interessante USB artikler: Electronic design: https://www.electronicdesign.com/technologies/industrial/boards/article/21801151/how-to-create-and-program-usb-devices USB In a nutshell: http://www.o3one.org/hwdocs/usb/usb-in-a-nutshell.pdf For Microchip 18F serien: https://ww1.microchip.com/downloads/en/AppNotes/01176A.pdf Kode eksempler: https://github.com/johnnydrazzi/USB-Stack http://justanotherlanguage.org/content/jallib/tutorials/tutorial_usb2