domain-embedded

To build a no_std embedded Rust project for microcontrollers, you must enforce core-only compilation, disable heap allocation, use static sizing, and apply safe access patterns to maintain deterministic memory behavior.

To prevent data races in embedded Rust interrupt handlers, apply interrupt-safe Mutex patterns and critical sections to manage shared resources and ensure safe peripheral ownership.

The best way to manage peripheral ownership in bare-metal Rust is to use HAL ownership patterns, which safely transfer peripheral control and enforce static sizing without requiring a heap.

No, embedded Rust does not require a heap for firmware development. You can use heapless data structures and core-only compilation to stay within strict memory and timing budgets.

Standard Rust Mutex requires the standard library, so in a no_std bare-metal environment you must use heapless Mutex patterns and critical sections to achieve interrupt-safe resource sharing.

Heapless data structures are used for deterministic embedded systems to enforce no-heap memory rules, ensure static sizing, and eliminate unpredictable dynamic allocation delays in interrupt handling.