rust-embedded/embedded-hal
Embedded Hal
Embedded-hal is a hardware abstraction layer for embedded microcontrollers that defines common traits allowing peripheral drivers to remain entirely independent of specific hardware platforms. The library provides platform-agnostic interfaces that decouple driver logic from microcontroller architectures, utilizing zero-cost trait abstractions that compile down to direct hardware register manipulations without runtime overhead or memory allocation.
The project features asynchronous execution support and synchronous-to-asynchronous adaptation, enabling non-blocking peripheral operations and cooperative multitasking in resource-constrained environments. It includes shared bus coordination utilities that let multiple device drivers safely share a single communication bus without signal conflicts, alongside specialized communication protocol traits, polling methods, and stream mode management.
Additional capabilities cover byte-oriented stream processing for hardware and virtual connections, custom error handling via associated types, and automated diagnostic message formatting for inspecting system states across custom types.
