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
65
8.5.10 (Address 35h; VIRTOUT1) Virtual OUT 1
Bits
Description
Read
Write
Default
Value
7:0
Virtual OUT Interrupts. These bits are set when the Virtual Endpoint Enable bit is
set, and an OUT token is received by a virtual endpoint that is not mapped to a
physical endpoint.
Bit 0 corresponds to OUT Endpoint Number 8, and bit 7
corresponds to OUT Endpoint Number 15. Writing a 1 to a bit clears that bit.
Yes
Yes/Clr
0
8.5.11 (Address 36h; VIRTIN0) Virtual IN 0
Bits
Description
Read
Write
Default
Value
7:1
Virtual IN Interrupts. These bits are set when the Virtual Endpoint Enable bit is
set, and an IN token is received by a virtual endpoint that is not mapped to a physical
endpoint. Bit 1 corresponds to IN Endpoint Number 1, and bit 7 corresponds to IN
Endpoint Number 7. Writing a 1 to a bit clears that bit.
Yes
Yes/Clr
0
0
Reserved.
Yes
No
0
8.5.12 (Address 37h; VIRTIN1) Virtual IN 1
Bits
Description
Read
Write
Default
Value
7:0
Virtual IN Interrupts. These bits are set when the Virtual Endpoint Enable bit is
set, and an IN token is received by a virtual endpoint that is not mapped to a physical
endpoint. Bit 0 corresponds to IN Endpoint Number 8, and bit 7 corresponds to IN
Endpoint Number 15. Writing a 1 to a bit clears that bit.
Yes
Yes/Clr
0
8.5.13 (Address 40h; SETUP0) Setup Byte 0
Bits
Description
Read
Write
Default
Value
7:0
Setup Byte 0. This register provides byte 0 of the last setup packet received. For a
Standard Device Request, the following bmRequestType information is returned.
Refer to section 9.3 of the USB 2.0 specification.
Bit
Description
7
Direction: 0 = host to device; 1 = device to host
6:5
Type: 0 = Standard, 1 = Class, 2 = Vendor, 3 = Reserved
4:0
Recipient: 0 = Device, 1 = Interface, 2 = Endpoint, 3 = Other,
4-31 = Reserved
Yes
No
0
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