Motorola USB08 - page 164

Designer Reference Manual USB08 Evaluation Board
164 Universal USB Device Driver (USBIO) MOTOROLA
Universal USB Device Driver (USBIO)
IOCTL_USBIO_GET_DEVICE_PARAMETERS
The IOCTL_USBIO_GET_DEVICE_PARAMETERS operation returns
USBIO settings related to a device.
lpInBuffer Not used with this operation. Set to NULL.
nInBufferSize Not used with this operation. Set to zero.
lpOutBuffer Pointer to a buffer that will receive an USBIO_DEVICE_PARAMETERS
(page 198) data structure.
nOutBufferSize Specifies the size, in bytes, of the buffer pointed to by lpOutBuffer,
which has to be at least sizeof(USBIO_DEVICE_PARAMETERS) for
this operation.
Comments The default state of the device parameters is defined by a set of re gistry
parameters which are read by the USBIO driver at startup. The current
state may be queried using this request.