12 releases (breaking)

0.23.1 Jan 15, 2025
0.22.0 Nov 20, 2024
0.19.0 Jul 15, 2024
0.16.1 Mar 12, 2024
0.0.1 Oct 11, 2023

#216 in Embedded development

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Used in 14 crates

MIT/Apache

3MB
60K SLoC

esp-hal

Crates.io docs.rs MSRV Crates.io Matrix

Bare-metal (no_std) hardware abstraction layer for Espressif devices.

Implements a number of blocking and, where applicable, async traits from the various packages in the embedded-hal repository.

For help getting started with this HAL, please refer to The Rust on ESP Book and the documentation.

Documentation

Supported Devices

Chip Datasheet Technical Reference Manual Target
ESP32 ESP32 ESP32 xtensa-esp32-none-elf
ESP32-C2 ESP32-C2 ESP32-C2 riscv32imc-unknown-none-elf
ESP32-C3 ESP32-C3 ESP32-C3 riscv32imc-unknown-none-elf
ESP32-C6 ESP32-C6 ESP32-C6 riscv32imac-unknown-none-elf
ESP32-H2 ESP32-H2 ESP32-H2 riscv32imac-unknown-none-elf
ESP32-S2 ESP32-S2 ESP32-S2 xtensa-esp32s2-none-elf
ESP32-S3 ESP32-S3 ESP32-S3 xtensa-esp32s3-none-elf

unstable feature

The stable feature set is designed to remain consistent and reliable. Other parts guarded by the unstable feature, however, are still under active development and may undergo breaking changes and are disabled by default.

Minimum Supported Rust Version (MSRV)

This crate is guaranteed to compile when using the latest stable Rust version at the time of the crate's release. It might compile with older versions, but that may change in any new release, including patches.

License

Licensed under either of:

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.

Dependencies

~6–25MB
~388K SLoC