Cargo Features

mimxrt633s-pac has no features set by default.

[dependencies]
mimxrt633s-pac = { version = "0.2.1", features = ["rt", "defmt", "debug", "critical-section"] }
rt

Enables device of cortex-m-rt

defmt

Enables defmt

debug

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?
critical-section implicit feature

Enables critical-section

critical-section:

Cross-platform critical section