Crate embedded_io_async 

embedded-io-async

Async IO traits for embedded systems.

This crate contains asynchronous versions of the embedded-io traits and shares its scope and design goals.

This project is developed and maintained by the HAL team.

Optional Cargo features

• std: Adds From impls to convert to/from std::io structs.
• alloc: Adds blanket impls for Box, adds Write impl to Vec.
• defmt: Derive defmt::Format from defmt 1.0 for enums and structs.

Minimum Supported Rust Version (MSRV)

This crate is guaranteed to compile on stable Rust 1.75 and up. It might compile with older versions but that may change in any new patch release.

See here for details on how the MSRV may be upgraded.

License

Licensed under either of

• Apache License, Version 2.0 (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.

Enums

ErrorKind

Possible kinds of errors.

ReadExactError

Error returned by Read::read_exact

SeekFrom

Enumeration of possible methods to seek within an I/O object.

Traits

BufRead

Async buffered reader.

Error

Error trait.

ErrorType

Base trait for all IO traits, defining the error type.

Read

Async reader.

ReadReady

Get whether a reader is ready.

Seek

Async seek within streams.

Write

Async writer.

WriteReady

Get whether a writer is ready.