# `stm32l4xx-hal` > [HAL] for the STM32L4xx family of microcontrollers - *Note: this HAL is a work in progress, contributions are appreciated :)* [HAL]: https://crates.io/crates/embedded-hal ## [Documentation](https://docs.rs/stm32l4xx-hal/latest/stm32l4xx_hal/) ## [Changelog](https://github.com/mabezdev/stm32l4xx-hal/blob/master/CHANGELOG.md) ## License Licensed under either of - Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0) - MIT license ([LICENSE-MIT](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.