Node / public / precursor-lxmfchat.git / files / xous-core / kernel / src / io.rs

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// SPDX-FileCopyrightText: 2022 Foundation Devices, Inc. <hello@foundationdevices.com>

// SPDX-License-Identifier: Apache-2.0

/// A trait for serial like drivers which are byte-oriented sinks.

#[allow(dead_code)]

pub trait SerialWrite {

/// Write a single byte.

fn putc(&mut self, b: u8);

}

/// A trait for serial like drivers which allows reading from a source.

#[allow(dead_code)]

pub trait SerialRead {

/// Read a single byte.

fn getc(&mut self) -> Option<u8>;

}