Trait kernel::hil::spi::cs::ChipSelectActivePolarity

pub trait ChipSelectActivePolarity: Sealed {
    const POLARITY: Polarity;
}

Marker trait indicating whether a peripheral requires active high or low polarity as well as whether a SpiMaster implementation can support either or both polarities.

This trait is sealed and only implemented for ActiveLow and ActiveHigh.

Required Associated Constants

const POLARITY: Polarity

Object Safety

This trait is not object safe.

Implementors

impl ChipSelectActivePolarity for ActiveHigh

const POLARITY: Polarity = Polarity::High

impl ChipSelectActivePolarity for ActiveLow

const POLARITY: Polarity = Polarity::Low