NET2272 datasheet(66/102 Pages) ETC2

66 / 102 page

Specification

NET2272 USB Peripheral Controller

______________________________________________________________________________

 NetChip Technology, Inc., 2003

Patent Pending

335 Pioneer Way, Mountain View, California 94041

TEL (650) 526-1490

FAX (650) 526-1494

http://www.netchip.com

Rev 1.2, October 15, 2003

8.5.14 (Address 41h; SETUP1) Setup Byte 1

Bits

Description

Read

Write

Default

Value

7:0

Setup Byte 1. This register provides byte 1 of the last setup packet received. For a

Standard Device Request, the following bRequest Code information is returned.

Refer to section 9.4 of the USB 2.0 specification.

Code

Description

00h

Get Status

01h

Clear Feature

02h

Reserved

03h

Set Feature

04h

Reserved

05h

Set Address

06h

Get Descriptor

07h

Set Descriptor

08h

Get Configuration

09h

Set Configuration

0Ah

Get Interface

0Bh

Set Interface

0Ch

Synch Frame

Yes

8.5.15 (Address 42h; SETUP2) Setup Byte 2

Bits

Description

Read

Write

Default

Value

7:0

Setup Byte 2. This register provides byte 2 of the last setup packet received. For a

Standard Device Request, the least significant byte of the wValue field is returned.

Refer to section 9.3.3 of the USB 2.0 specification.

Yes

8.5.16 (Address 43h; SETUP3) Setup Byte 3

Bits

Description

Read

Write

Default

Value

7:0

Setup Byte 3. This register provides byte 3 of the last setup packet received. For a

Standard Device Request, the most significant byte of the wValue field is returned.

Refer to section 9.3.3 of the USB 2.0 specification.

Yes

8.5.17 (Address 44h; SETUP4) Setup Byte 4

Bits

Description

Read

Write

Default

Value

7:0

Setup Byte 4. This register provides byte 4 of the last setup packet received. For a

Standard Device Request, the least significant byte of the wIndex field is returned.

Refer to section 9.3.4 of the USB 2.0 specification.

Yes

8.5.18 (Address 45h; SETUP5) Setup Byte 5

Bits

Description

Read

Write

Default

Value

7:0

Setup Byte 5. This register provides byte 5 of the last setup packet received. For a

Standard Device Request, the most significant byte of the wIndex field is returned.

Refer to section 9.3.4 of the USB 2.0 specification.

Yes

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