//! Adds important functionalities
use Pin;
/// Represents a single device of any type; GPIO-based, SPI-based, I2C-based,
/// etc. It defines the basic services applicable to all devices
/// Adds edge-detected `when_activated` and `when_deactivated`
/// events to a device based on changes to the `is_active`
/// property common to all devices.
/// Represents a device composed of multiple devices like simple HATs,
/// H-bridge motor controllers, robots composed of multiple motors, etc.