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(Embassy dev here) You can get preemptive scheduling of async tasks with InterruptExecutor. You create one executor for each priority level, then spawn the tasks in the right one. …

Async Rust does definitely work for non-toy use cases. As a data point, we use Embassy for all production firmware at my startup ( https://akiles.app/en ), using async tasks for ev…

Rust async is a bit different than in other languages. It's more like sugar over state machines instead of sugar over callbacks. This is what makes it work nicely on embedded. The …

You can use futures combinators like `join`, `select`, `with_timeout` with async Rust. (crates like `embassy-futures` or `futures` have implementations of these). They work nicely …

> It appears unsuitable for use with DMA, which I use for all runtime IO The `embedded-hal-async` traits can be implemented with DMA, the Embassy HALs do so. This is a problem with…