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PDF NET2270 Data sheet ( Hoja de datos )
| Número de pieza | NET2270 | |
| Descripción | USB 2.0 Interface Controller | |
| Fabricantes | NetChip | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de NET2270 (archivo pdf) en la parte inferior de esta página. Total 70 Páginas | ||
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NetChip
Technology, Inc.
335 Pioneer Way
Mt View, California 94041
(650) 526-1490 Fax (650) 526-1494
e-mail: [email protected]
Internet: www.netchip.com
NET2270 USB 2.0 Interface Controller
www.DataSheet4U.com
Doc #: 605-0139-0350
Revision: 3.6
Date: April 17, 2003
1 page  
Specification
NET2270 USB Interface Controller
8.2 REGISTER SUMMARY......................................................................................................................47
8.2.1 Main Control Registers..........................................................................................................47
8.2.2 USB Control Registers...........................................................................................................48
8.2.3 Endpoint Registers.................................................................................................................48
8.3 NUMERIC REGISTER LISTING..........................................................................................................49
8.4 MAIN CONTROL REGISTERS ...........................................................................................................50
8.4.1 (Address 00h; REGADDRPTR) Indirect Register Address Pointer ......................................50
8.4.2 (Address 01h; REGDATA) Indirect Register Data................................................................50
8.4.3 (Address 02h; IRQSTAT0) Interrupt Status Register (low byte)............................................50
8.4.4 (Address 03h; IRQSTAT1) Interrupt Status Register (high byte) ..........................................51
8.4.5 (Address 04h; PAGESEL) Endpoint Page Select Register ....................................................51
8.4.6 (Address 1Ch; DMAREQ) DMA Request Control Register...................................................52
8.4.7 (Address 1Dh; SCRATCH) Scratchpad Register...................................................................52
8.4.8 (Address 20h; IRQENB0) Interrupt Enable Register (low byte) ...........................................53
8.4.9 (Address 21h; IRQENB1) Interrupt Enable Register (high byte) ..........................................53
8.4.10 (Address 22h; LOCCTL) Local Bus Control Register...........................................................54
8.4.11 (Address 23h; CHIPREV) Silicon Revision Register.............................................................54
8.5 USB CONTROL REGISTERS.............................................................................................................55
8.5.1 (Address 18h; USBCTL0) USB Control Register (low byte) .................................................55
8.5.2 (Address 19h; USBCTL1) USB Control Register (high byte)................................................55
8.5.3 (Address 1Ah; FRAME0) Frame Counter (low byte) ............................................................55
8.5.4 (Address 1Bh; FRAME1) Frame Counter (high byte)...........................................................55
8.5.5 (Address 30h; OURADDR) Our Current USB Address ........................................................56
8.5.6 (Address 31h; USBDIAG) USB Diagnostic Register.............................................................56
8.5.7 (Address 32h; USBTEST) USB Test Modes...........................................................................56
8.5.8 (Address 33h; XCVRDIAG) Transceiver Diagnostic Register ..............................................57
8.5.9 (Address 40h; SETUP0) Setup Byte 0....................................................................................57
8.5.10 (Address 41h; SETUP1) Setup Byte 1....................................................................................58
8.5.11 (Address 42h; SETUP2) Setup Byte 2....................................................................................58
8.5.12 (Address 43h; SETUP3) Setup Byte 3....................................................................................58
8.5.13 (Address 44h; SETUP4) Setup Byte 4....................................................................................58
8.5.14 (Address 45h; SETUP5) Setup Byte 5....................................................................................58
8.5.15 (Address 46h; SETUP6) Setup Byte 6....................................................................................59
8.5.16 (Address 47h; SETUP7) Setup Byte 7....................................................................................59
8.6 ENDPOINT REGISTERS.....................................................................................................................60
8.6.1 (Address 05h; EP_DATA) Endpoint Data .............................................................................60
8.6.2 (Address 06h; EP_STAT0) Endpoint Status Register (low byte) ...........................................60
8.6.3 (Address 07h; EP_STAT1) -- Endpoint Status Register (high byte) ......................................61
8.6.4 (Address 08h; EP_TRANSFER0) Transfer Count Register (Byte 0) .....................................62
8.6.5 (Address 09h; EP_TRANSFER1) Transfer Count Register (Byte 1) .....................................62
8.6.6 (Address 0Ah; EP_TRANSFER2) Transfer Count Register (Byte 2).....................................62
8.6.7 (Address 0Bh; EP_IRQENB) Endpoint Interrupt Enable Register .......................................63
8.6.8 (Address 0Ch: EP_AVAIL0) Endpoint Available Count (low byte) ......................................63
8.6.9 (Address 0Dh: EP_AVAIL1) Endpoint Available Count (high byte).....................................63
8.6.10 (Address 0Eh; EP_RSPCLR) Endpoint Response Register Clear .........................................64
8.6.11 (Address 0Fh; EP_RSPSET) Endpoint Response Register Set..............................................65
8.6.12 (Address 28h; EP_MAXPKT0) Max Packet Size (low byte)..................................................65
8.6.13 (Address 29h; EP_MAXPKT1) Max Packet Size (high byte) ................................................65
8.6.14 (Address 2Ah; EP_CFG) Endpoint Configuration Register..................................................66
9 USB STANDARD DEVICE REQUESTS .........................................................................................67
9.1 CONTROL ‘READ’ TRANSFERS........................................................................................................68
9.1.1 Get Device Status...................................................................................................................68
9.1.2 Get Interface Status ...............................................................................................................68
______________________________________________________________________________
NetChip Technology, Inc., 2003
335 Pioneer Way, Mountain View, California 94041
TEL (650) 526-1490 FAX (650) 526-1494
http://www.netchip.com
Rev 3.6, April 17, 2003
5
5 Page 
Specification
NET2270 USB Interface Controller
1.4.1 Example connections to NET2270
.
LA[5:1]
RESET#
ALE
CS#
IOR#
IOW#
DMARD#
DMAWR#
DACK
EOT
NOTE: For 16-bit bus, use address bits 5:1;
For 8-bit bus, use address bits 4:0.
LA1
LA2
LA3
LA4
LA5
3.3VCC
R2
1
10K
2
Y1
21
30 MHz
C1
10pF
C2
10pF
R6
9.09K +/- 1%
3.3VCC
3.3VCCA
U1
8
7
6
5
LA0
LA1
LA2
4 LA3
LA4
43
40
46
RESET#
ALE
44 CS#
45
36
13
IOR#
IOW#
DMARD#
38 DMAWR#
39
DACK
EOT
1
2
TEST1
64 TEST2
3
TEST3
SMC
11
XIN
12 XOUT
49 RREF
48
VBUS
N2270
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LD8
LD9
LD10
LD11
LD12
LD13
LD14
LD15
14
15
16
18
20
21
22
23
25
26
27
28
30
31
33
34
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LD8
LD9
LD10
LD11
LD12
LD13
LD14
LD15
LCLKO
DREQ
IRQ#
RPU
RSDM
DM
35
37
47
53
59
58
CLOCK_OUT
RPU R3
RSDM R4
1
1
DP
RSDP
56
55
RSDP R5
1
3.3VCC
TP1
C
R1
1K
2 1.5K
2 35.7 +/- 1%
2 35.7 +/- 1%
L1
42 ohm
L2
42 ohm
LD[15:0]
DREQ
IRQ#
USBVCC
DM
DP
USBLGND
USBCGND
R7 C3
1M 0.01uF
J1
1
2
1
32
4
5
3
4
GND
USB_B
3.3VCC
L3
1
1uH
L4
1
1uH
2
2
3.3VCCA
DIGITAL
GROUND
ANALOG
GROUND
VBUSL
R8
47K
3.3VCCA
3.3VCC
C7
0.1uF
C8
0.01uF
+ C4
10uF
C9
0.1uF
C10
0.01uF
C11
0.1uF
C12
0.01uF
C13
0.1uF
C14
0.01uF
+ C5
10uF
+ C6
10uF
______________________________________________________________________________ 11
NetChip Technology, Inc., 2003
335 Pioneer Way, Mountain View, California 94041
TEL (650) 526-1490 FAX (650) 526-1494
http://www.netchip.com
Rev 3.6, April 17, 2003
11 Page | ||
| Páginas | Total 70 Páginas | |
| PDF Descargar | [ Datasheet NET2270.PDF ] | |
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