nostr:npub1eu7vmpxj3qnf24hkq0jxr64x2sw04qyxfwzv8tdfwkyskjpwvewshfuq6k The block diagram is just a small overview image, despite how pdf has no problem displaying such sort of vector diagrams.

It seems that they at least documentation how to use the interfaces of the proprietary broadcom chips, but of course the documentation on how to use it without running proprietary broadcom software will never be provided.