pub type R = R<u32, CFGR2>;
Reader of register CFGR2
pub struct R { /* private fields */ }
Bit 10 - EXTEN
Bit 9 - EXTSEL
Bits 5:8 - ALIGN
Bits 2:4 - RES
Bit 1 - DMACFG
Bit 0 - DMAEN