pub type R = R<Rfifo0Spec>;
Register RFIFO0 reader
RFIFO0
struct R { /* private fields */ }
Bits 0:1 - Receive FIFO 0 length
Bit 3 - Receive FIFO 0 full
Bit 4 - Receive FIFO 0 overfull
Bit 5 - Receive FIFO 0 dequeue