* > my exp so far is that embassy scales quite badly in regards of flash footprint and latency

that's surprising. the design of the executor in Embassy and RTIC is pretty much the same.

- Are you comparing Embassy async vs RTIC async, or vs RTIC raw interrupt handlers?
- have you followed the steps here? https://embassy.dev/book/#\_how\_can\_i\_optimize\_the\_speed\_of\_my\_embassy\_stm32\_program