Cargo Features

Write16 has no features set by default.

[dependencies]
write16 = { version = "1.0.0", features = ["alloc", "arrayvec", "smallvec"] }
alloc

Features from optional dependencies

arrayvec implicit feature
smallvec implicit feature

Enables smallvec

smallvec:

'Small vector' optimization: store up to a small number of items on the stack