Motorola USB08 - page 217

Universal USB Device Driver (USBIO)
Programming Interface
USB08 Evaluation Board Designer Reference Manual
MOTOROLA Universal USB Device Driver (USBIO) 217
USBIO_DEVICE_POWER_STATE
The USBIO_DEVICE_POWER_STATE enumeration type contains
values that identify the power state of a device.
Definition typedef enum _USBIO_DEVICE_POWER_STATE{
DevicePowerStateD0 = 0,
DevicePowerStateD1,
DevicePowerStateD2,
DevicePowerStateD3
} USBIO_DEVICE_POWER_STATE;
Entries DevicePowerStateD0
Device fully on, normal operation
DevicePowerStateD1
Suspend
DevicePowerStateD2
Suspend
DevicePowerStateD3
Device off
Comments The meaning of the values is defined by the Power Management
specification.