|
Details, datasheet, quote on part number:NET2280
| |
| Part: | NET2280 |
| Category: | Interface and Interconnect => USB => USB 2.0 |
| Description: | Pci to Hi-speed Usb 2.0 Programmable Device Controller |
| Company: | NetChip Technology |
| Datasheet: | Download NET2280 datasheet File size : 723 kB |
| Request For quote: | Find where to buy NET2280
|
| |
Datasheet text preview:
NetChip
Technology, Inc.
335 Pioneer Way Mountain View, California 94041 Tel (650) 526-1490 Fax (650) 526-1494 e-mail: sales@netchip.com Internet: www.netchip.com
NET2280 PCI USB 2.0 High Speed Peripheral Controller Rev 1A Device
Doc #: 605-0177-0120 Revision: 1.2 Date: March 17, 2003
Specification
NET2280 PCI/USB 2.0 Controller
This document contains material that is confidential to NetChip. Reproduction without the express written consent of NetChip is prohibited. All reasonable attempts were made to ensure the contents of this document are accurate, however no liability, expressed or implied is guaranteed. NetChip reserves the right to modify this document, without notification, at any time.
Revision History
Revision 1.0 1.1 1.2 Issue Date May 5, 2002 November 11, 2002 March 17, 2003 Comments Initial Release Update power consumption values Rev 1A release
2
____________________________________________________________________________________ NetChip Technology, Inc., 2003 335 Pioneer Way, Mountain View, California 94041 TEL (650) 526-1490 FAX (650) 526-1494 http://www.netchip.com March 17, 2003
Specification
NET2280 PCI/USB 2.0 Controller
NET2280 PCI/USB 2.0 Controller
1 INTRODUCTION .............10 1.1 FEATURES......10 1.2 FEATURE OVERVIEW ....10 1.3 OPERATION OVERVIEW .........13 1.3.1 Applications .........13 1.3.2 Initialization.........13 1.3.3 PCI Interface .......13 1.3.4 USB Interface ......13 1.3.5 Interrupts .............14 1.4 NET2280 BLOCK DIAGRAM..14 1.5 NET2280 TYPICAL ADAPTER MODE BLOCK DIAGRAM ........15 1.6 NET2280 TYPICAL HOST MODE BLOCK DIAGRAM .....15 1.7 EXAMPLE CONNECTIONS TO NET2280 ..........16 1.7.1 Example Part Numbers..........17 1.7.2 General PCB Layout Guidelines ..........17
1.7.2.1 1.7.2.2 1.7.2.3 1.7.2.4 1.7.2.5 USB Differential Signals .........17 Analog VDD (power)......17 Analog VSS (ground)......18 Decoupling Capacitors....18 EMI Noise Suppression ...........18
1.8 2 2.1 2.2 2.3 2.4 2.5 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 4
TERMINOLOGY .............19 DIGITAL POWER AND GROUND (26 PINS) ......20 USB TRANSCEIVER (15 PINS).........21 CLOCKS, RESET, MISC (27 PINS) ..........22 PCI BUS (52 PINS) ........24 PHYSICAL PIN ASSIGNMENT ..27 OVERVIEW.....28 RESET# PIN ..........28 PCI RST# PIN ..............28 ROOT PORT RESET........28 SOFT RESETS ..........28 RESET SUMMARY .........29 INITIALIZATION SUMMARY....29
PIN DESCRIPTION..........20
RESET AND INITIALIZATION ............28
EEPROM....30 4.1 OVERVIEW.....30 4.2 EEPROM DATA FORMAT .....30 4.3 INITIALIZATION ............31 4.4 EEPROM RANDOM READ/WRITE ACCESS ...31 4.4.1 EEPROM Opcodes .......31 4.4.2 EEPROM Low-Level Access Routines..32 4.4.3 EEPROM Read Status Routine ....33 4.4.4 EEPROM Write Data Routine .....33 4.4.5 EEPROM Read Data Routine......33
5
8051 CPU....34 ____________________________________________________________________________________ NetChip Technology, Inc., 2003 335 Pioneer Way, Mountain View, California 94041 TEL (650) 526-1490 FAX (650) 526-1494 http://www.netchip.com March 17, 2003 3
|
|
