Cargo Features

ESP32-S3 has no features set by default.

[dependencies]
esp32s3 = { version = "0.25.0", features = ["rt", "impl-register-debug", "defmt", "critical-section"] }
default

These default features are set whenever esp32s3 is added without default-features = false somewhere in the dependency tree.

Enables spin of xtensa-lx

rt
impl-register-debug
defmt

Enables defmt

Features from optional dependencies

critical-section implicit feature

Enables critical-section

critical-section:

Cross-platform critical section