pub trait I2CIsrNackf<T: I2CMap>: I2CIsr<T> {
type UI2CIsrNackf: RegField<Urt, Reg = Self::UI2CIsr, URegField = Self::UI2CIsrNackf, SRegField = Self::SI2CIsrNackf, CRegField = Self::CI2CIsrNackf> + URoRwRegFieldBitBand;
type SI2CIsrNackf: RegField<Srt, Reg = Self::SI2CIsr, URegField = Self::UI2CIsrNackf, SRegField = Self::SI2CIsrNackf, CRegField = Self::CI2CIsrNackf> + SRoRwRegFieldBitBand;
type CI2CIsrNackf: RegField<Crt, Reg = Self::CI2CIsr, URegField = Self::UI2CIsrNackf, SRegField = Self::SI2CIsrNackf, CRegField = Self::CI2CIsrNackf> + CRoRwRegFieldBitBand;
}