Universal usb device driver (usbio) – Motorola USB08 User Manual

Page 240

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Designer Reference Manual

USB08 Evaluation Board

240

Universal USB Device Driver (USBIO)

MOTOROLA

Universal USB Device Driver (USBIO)

PowerStateOnClose

0

3

3

Device power state that will be set when the device

is closed (last handle is closed).

0...3 correspond to D0...D3

MinPowerStateUsed

0

3

3

The minimum power state of the device while it is

used (open handles exist). On system suspend
the device is not allowed to go into states higher
than this value.

0...3 correspond to D0...D3
The value 0 (D0) means: no suspend allowed if the

device is in use.

The value 3 (D3) means: full suspend (off) allowed

if the device is in use.

MinPowerStateUnused

0

3

3

The minimum power state of the device while it is

not used (no open handles exist). On system
suspend the device is not allowed to go into
states higher than this value.

0...3 correspond to D0...D3
The value 0 (D0) means: no suspend allowed if the

device is not in use.

The value 3 (D3) means: full suspend (off) allowed

if the device is not in use

AbortPipesOnPowerDown

0

0

1

Handling of outstanding read or write requests

when the device goes into a suspend state
(leaves D0):

1 = abort pending requests
0 = do not abort pending requests

SuppressPnPRemoveDlg

0

1

1

If this flag is set, Windows 2000 does not show a

warning dialog if the device is removed.

DebugPort

0

0

3

Destination of trace messages for debugging

purposes:

0 = kernel debugger or debug monitor
1...3 = COM1...COM3

This parameter is available only if the debug

(checked) build of the USBIO driver is used.

DebugMask

0

3

Control of message output for debugging. This

parameter is available only if the debug (checked)
build of the USBIO driver is used.

DebugBaud

2.400

57.600

115.200

Baudrate selection for debug output to COM port.

This parameter is available only if the debug
(checked) build of the USBIO driver is used.

Table E-3. Registry Parameters Supported by the USBIO Driver (Continued)

Value

Min

Default

Max

Description

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