5 The firmware offers five layers:
8 2. Base with numbers and symbols (Fn1)
9 3. Base with F-row and arrows (Fn2)
10 4. Base with media and RGB controls (Fn3)
11 5. More nav and utils (Fn2+Fn3, aka NavFn)
13 ![rask's Pearl 40% layout](https://i.imgur.com/gKVQapZ.png)
15 Base for this firmware copied from jetpacktuxedo's QMK firmware.
19 ## Compiling and flashing
21 To compile a HEX follow the Pearl 40% instructions.
23 Flashing instructions also available at Pearl 40% instructions.