Crate embassy_usb_host 

embassy-usb-host

Async USB host stack for embedded devices.

This crate provides USB host enumeration, descriptor parsing, and class driver support on top of embassy-usb-driver hardware traits.

Re-exports

pub use crate::handler::BusRoute;

Modules

class

USB host class drivers.

control

Standard USB control request builders and the ControlPipeExt trait.

descriptor

USB descriptor parsers.

handler

USB host device enumeration helpers.

Structs

BusController

Bus-level controller for a single root USB controller.

BusHandle

Shareable handle for pipe allocation and device enumeration.

BusState

Shared bus-wide state used by a BusHandle.

SplitInfo

Per-pipe information necessary to encode a split-transaction token (USB 2.0 §11.14) or a legacy full-speed PRE packet (USB 1.1 §11.8.6).

Enums

EnumerationError

USB host enumeration error.

SplitSpeed

Speed of a low- or full-speed device reached through split transactions (USB 2.0 §11.14) or a PRE prefix (USB 1.1 §11.8.6).

Functions

bus

Split a UsbHostController into a bus controller / bus handle pair.