1//! `I2c` shared bus implementations. 2 3mod refcell; 4pub use refcell::*; 5#[cfg(feature = "std")] 6mod mutex; 7#[cfg(feature = "std")] 8pub use mutex::*; 9mod critical_section; 10pub use self::critical_section::*; 11mod atomic; 12pub use atomic::*;