Intel Corporation
Adjustable power delivery scheme for universal serial bus

Abstract:

Described is an apparatus which comprises: an adjustable power supply source to generate an adjustable power supply; a node to provide the adjustable power supply to a device; and a bus which is operable to: send a first message to the device indicating that the adjustable power supply source is capable of dynamically providing an adjustable power supply; and receive a request from the device, the request indicating a new voltage or current specification.