Cargo Features

stm32f2 = { version = "0.15.1", default-features = false, features = ["rt", "stm32f215", "stm32f217"] }
default = rt

The rt feature is set by default whenever stm32f2 is added without default-features = false somewhere in the dependency tree.

rt default

Enables device of cortex-m-rt


Affects stm32f2::stm32f215


Affects stm32f2::stm32f217

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

cortex-m-rt rt