type ExtiImrVal: Bitfield<Bits = u32>
type UExtiImr: Reg<Urt, Val = Self::ExtiImrVal, UReg = Self::UExtiImr, SReg = Self::SExtiImr, CReg = Self::CExtiImr> + URwRegBitBand
type SExtiImr: Reg<Srt, Val = Self::ExtiImrVal, UReg = Self::UExtiImr, SReg = Self::SExtiImr, CReg = Self::CExtiImr> + SRwRegBitBand
type CExtiImr: Reg<Crt, Val = Self::ExtiImrVal, UReg = Self::UExtiImr, SReg = Self::SExtiImr, CReg = Self::CExtiImr> + CRwRegBitBand