21

Get_Status_Endpt0

Returns:

Default:

Addressed:

Configured:

Notes:

82 00 00 00 xx 00 02 00

82 00 00 00 00 00 02 00

82 00 00 00 80 00 02 00

xx = 00 = Endpt0 OUT

xx = 80 = Endpt0 IN

xx yy

xx[0] = Halt

xx[7:1] = 0

yy = 00 (Reserved)

Accept (undefined in USB Spec)

Accept

Accept

Use Set_Feature_Endpt0/Clear_Feature_Endpt0 to (try to) set/clear Halt bit. According to USB, “It is

neither required or recommended that the Halt feature be implemented for the Default Control Pipe.”

Since a new SETUP command will clear any Endpt0 halt bit, it is impossible to tell if there really is a

halt bit.

Get_Status_Endpt1

Returns:

Default:

Addressed:

Configured:

Notes:

82 00 00 00 81 00 02 00

xx yy

xx[0] = Halt

xx[7:1] = 0

yy = 00 (Reserved)

Stall (undefined in USB Spec)

Stall

Accept

Use Set_Feature_Endpt1/Clear_Feature_Endpt1 to set/clear Halt bit.

Get_Configuration

Returns:

Default:

Addressed:

Configured:

Notes:

80 08 00 00 00 00 01 00

xx

xx = config value

Accept (undefined in USB Spec) – returns 00

Accept – returns 00

Accept – returns 01

Use Set_Configuration to change.

Get_Interface

Returns:

Default:

Addressed:

Configured:

Notes:

81 0A 00 00 00 00 01 00

00

Stall (undefined in USB Spec)

Stall

Accept – returns 00

Command has no alternate interfaces, so only valid value is 00

PixArt Imaging Inc.

ADNS-2700 Single Chip USB Optical Mouse Sensor

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PixArt Imaging Inc.