{"id":58264,"library":"embassy-sync","title":"Embassy Sync","description":"no-std, no-alloc synchronization primitives with async support for embedded systems.","status":"active","version":"0.8.0","language":"rust","source_language":null,"source_url":"https://github.com/embassy-rs/embassy","tags":["embedded","async","synchronization","no-std"],"install":[{"cmd":"# Cargo.toml\n[dependencies]\nembassy-sync = \"0.8.0\"","lang":"toml","label":"Cargo.toml"},{"cmd":"cargo add embassy-sync","lang":"bash","label":"cargo add"}],"dependencies":[],"imports":[{"symbol":"Signal","correct":"use embassy_sync::signal::Signal;"}],"quickstart":{"code":"use embassy_sync::signal::Signal;\nuse embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;\n\nfn main() {\n    let signal = Signal::<CriticalSectionRawMutex, u32>::new();\n    signal.signal(42);\n    let val = signal.wait().await;\n    println!(\"Received: {}\", val);\n}","lang":"rust","description":"Use a Signal primitive to synchronize async tasks."},"warnings":[{"fix":"Add embassy-executor as a dependency and enable the 'critical-section' feature if using single-core targets.","message":"Requires an async executor (e.g., embassy-executor) and may need critical-section feature for some targets.","severity":"gotcha","affected_versions":">=0.8.0"}],"env_vars":null,"search_vec":"'alloc':8 'async':12,18 'embassi':1 'embed':15,17 'no-alloc':6 'no-std':3,20 'primit':10 'std':5,22 'support':13 'sync':2 'synchron':9,19 'system':16","created_at":"2026-06-16T16:17:22.829194+00:00","updated_at":"2026-06-16T16:17:22.829194+00:00","problems":[],"ecosystem":"crates","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://github.com/embassy-rs/embassy","github":"https://github.com/embassy-rs/embassy","docs":"https://docs.rs/embassy-sync/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["async","utility"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-16","next_check":"2026-12-13","install_tag":null}}