I've not got into system level concepts myself but there's a lot of others who have worked on that. You'll find a lot more info at the Raspberry Pi forums but h

I've not got into system level concepts myself but there's a lot of others who have worked on that. You'll find a lot more info at the Raspberry Pi forums but here is a bit to get you going. This book is co-written by Eben Upton, founder of the Raspberry Pi Foundation: Learning Computer Architecture with Raspberry Pi: https://play.google.com/store/books/details?id=9aTkDAAAQBAJ&rdid=book-9aTkDAAAQBAJ&rdot=1&source=gbs_vpt_read&pcampaignid=books_booksearch_viewport https://play.google.com/store/books/details?id=9aTkDAAAQBAJ&... Mastering the Raspberry Pi: https://books.google.com/books?id=1FUnCgAAQBAJ&printsec=frontcover&dq=mastering+the+raspberry+pi&hl=en&sa=X&ved=0ahUKEwj97vG1nJLYAhWL7IMKHcu2BfYQ6AEIKTAA#v=onepage&q=mastering%20the%20raspberry%20pi&f=false https://books.google.com/books?id=1FUnCgAAQBAJ&printsec=fron... This is a post in their user forums with links to additional resources: https://www.raspberrypi.org/forums/viewtopic.php?f=72&t=72260&sid=bf2b38990b100853ea06f207a59eb609 https://www.raspberrypi.org/forums/viewtopic.php?f=72&t=7226...