Cargo Features

[dependencies]
bq769x0 = { version = "0.3.1", default-features = false, features = ["std", "no_std", "crc"] }
default = no_std

The no_std feature is set by default whenever bq769x0 is added without default-features = false somewhere in the dependency tree.

std
no_std default
crc

BQ769x0 has 4 features without comments.