pub type R = R<CTRLB_SPEC>;
Register CTRLB reader
CTRLB
struct R { /* private fields */ }
Bits 0:2 - Character Size
Bit 6 - Data Preload Enable
Bit 9 - Slave Select Low Detect Enable
Bit 13 - Master Slave Select Enable
Bits 14:15 - Address Mode
Bit 17 - Receiver Enable