feat: allow reading larger packets without data loss

chore: move firmware to firmware/ folder

feat: implement application for receiving images

feat: implement dsi, ltdc, otm8009 display

chore: remove test sdram allocation

fix: systick delay

feat: vos0, system clock at 480 MHz

few minorities

chore: split main functions

fix: ability to change pll vcosel, disable pll outputs

feat: implement fmc sdram control

feat: implement clocks enabling

fix: unicode strings

Revert "feat: atomic register modifications"

This reverts commit 997dd77e0476ee3929fdab6b1ad29cef85f32c2b.

feat: implement cdc application layer, fix enumeration

feat: atomic register modifications

fix: usb should not rewrite DIEPCTL bits

feat: add rx data callback, increase tx fifo size

fix: make queue thread safe

fix: ensure register access are inline