Cargo Features

[dependencies]
nrf51-hal = { version = "0.17.1", default-features = false, features = ["embedded-hal-02", "rt", "doc", "xxAA-package", "xxAB-package", "xxAC-package"] }
embedded-hal-02 default

Enables embedded-hal-02 of nrf-hal-common

rt default

Enables rt of nrf51-pac

doc
default = embedded-hal-02, rt, xxAB-package

Note: We use the xxAB package by default because it has the least amount of available resources.

xxAA-package
xxAB-package default
xxAC-package