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Philips ISP1520 User Manual

Hi-speed usb hub demo board
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UM10014_4
ISP1520 Hi-Speed USB Hub Demo Board
Rev. 04.00 — 11 May 2004
Semiconductors
Document information
Info
Keywords
Abstract
Content
ISP1520, hub controller, USB, universal serial bus
This document describes the ISP1520 hub demo board. It also contains
the related schematics, the PCB layout, and the Bill of Material
User manual
.

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Summary of Contents for Philips ISP1520

  • Page 1 Rev. 04.00 — 11 May 2004 Semiconductors Document information Info Keywords Abstract User manual Content ISP1520, hub controller, USB, universal serial bus This document describes the ISP1520 hub demo board. It also contains the related schematics, the PCB layout, and the Bill of Material...

  • Page 2: Contact Information

    April 14, 2004 Feb 2003 Nov. 2002 Contact information For additional information, please visit: http://www.semiconductors.philips.com/ For sales office addresses, please send an email to: sales.addresses@www.semiconductors.philips.com User manual ISP1520 Hi-Speed USB Hub Demo Board Description Updated the schematic. Updated the following: •...
  • Page 3 UM10014_4 Philips Semiconductors ISP1520 Hi-Speed USB Hub Demo Board This is a legal agreement between you (either an individual or an entity) and Philips Semiconductors. By accepting this product, you indicate your agreement to the disclaimer specified as follows: DISCLAIMER PRODUCT IS DEEMED ACCEPTED BY RECIPIENT.

  • Page 4: Table Of Contents

    References... 18 GoodLink and I C-Bus are trademarks of Koninklijke Philips Electronics N.V. Microsoft is a registered trademark of Microsoft Corp. The names of actual companies and products mentioned herein may be the trademarks of their respective owners. All other names, products, and trademarks are the property of their respective owners.

  • Page 5: Introduction

    Philips Semiconductors 1. Introduction The ISP1520 is a Hi-Speed Universal Serial Bus (USB) hub IC, with four downstream facing ports. The ISP1520 Hub demo board is designed to demonstrate the features and functionality of the ISP1520. This version is targeted at low-cost designs. Nevertheless, it still contains a large number of features and options to be evaluated.

  • Page 6: System Requirements

    ± 5%, 2.5A. J6, J5 OFF, OFF ON, ON Rev. 04.00 — 11 May 2004 UM10014_4 ISP1520 Hi-Speed USB Hub Demo Board Active Ports 1, 2, 3, 4* 1, 2 © Koninklijke Philips Electronics N.V. 2004. All rights reserved. 6 of 18...

  • Page 7: Goodlink Indicator

    Philips Semiconductors 5.2. GoodLink Indicator A Philips GoodLink LED D15 (red) is located near the upstream facing port. This LED blinks on every successful USB transaction. 5.3. Port Power Switch Transistors The hub switches the bus power of each downstream facing port through a low ohmic PMOS transistor.

  • Page 8: Power Supply

    This hub demo board can be used as a self-powered USB hub. When used as a self-powered hub, use the provided power supply. The SW1 switch sets the powering mode in the hub’s descriptors; see Table 5-4. User manual Overcurrent Detection...

  • Page 9: C-Bus Interface

    Table 5-4: Power Mode Selection Using SW1 5.6. C-Bus Interface The ISP1520 can use either its USB descriptors from the internal ROM, or from an external I EEPROM or microcontroller. Mode selection is done through jumpers J1and J2 (see Table 5-5:).

  • Page 10: Schematics

    EPROM programmer as well. Table 5-6: EEPROM Programming WP_N Write enable Write protect 6. Schematics © Koninklijke Philips Electronics N.V. 2004. All rights reserved. User manual Rev. 04.00 — 11 May 2004 10 of 18...
  • Page 11 USB_UP ESD5 XC6206P302 REF2 I/O2 PWR_C1 REF1 I/O1 HEADER 3 DC_IN Title ISP1520 BUS POWER EVAL. KIT Size Number Date: 2004-04-27 File: C:\My NoteBook Raw\..\1520MINI_UPDATE.SCHDOC Solder R32 to disable OC detection for port1 PSW2 PSW1 NTHD5905T1 Solder R33 to disable OC detection for port2...
  • Page 12 UM10014_4 Philips Semiconductors ISP1520 Hi-Speed USB Hub Demo Board Component Placement © Koninklijke Philips Electronics N.V. 2004. All rights reserved. User manual Rev. 04.00 — 11 May 2004 12 of 18...
  • Page 13 UM10014_4 Philips Semiconductors ISP1520 Hi-Speed USB Hub Demo Board Layer 1: Top Routing © Koninklijke Philips Electronics N.V. 2004. All rights reserved. User manual Rev. 04.00 — 11 May 2004 13 of 18...
  • Page 14 UM10014_4 Philips Semiconductors ISP1520 Hi-Speed USB Hub Demo Board Layer 2: Ground Planes © Koninklijke Philips Electronics N.V. 2004. All rights reserved. User manual Rev. 04.00 — 11 May 2004 14 of 18...
  • Page 15 UM10014_4 Philips Semiconductors ISP1520 Hi-Speed USB Hub Demo Board Layer3: Power Planes © Koninklijke Philips Electronics N.V. 2004. All rights reserved. User manual Rev. 04.00 — 11 May 2004 15 of 18...
  • Page 16 UM10014_4 Philips Semiconductors ISP1520 Hi-Speed USB Hub Demo Board Layer 4: Bottom Routing © Koninklijke Philips Electronics N.V. 2004. All rights reserved. User manual Rev. 04.00 — 11 May 2004 16 of 18...

  • Page 17: Installing The Board

    View-Devices by connection command in the Device Manager window. Plug in devices at the downstream facing ports. User manual ISP1520 Hi-Speed USB Hub Demo Board Rev. 04.00 — 11 May 2004 UM10014_4 © Koninklijke Philips Electronics N.V. 2004. All rights reserved. 17 of 18...

  • Page 18: Bill Of Materials For The Isp1520 Hub Demo Board

    Philips Semiconductors 8. Bill of Materials for the ISP1520 Hub demo board Part Type Designator 0.1 F C1 C2 C3 C4 C5 C6 C7 C20 0 Ώ R105 R32 R34 R31 R29 R30 R28 R33 R36 1.5 kΏ, 5% 2.2 kΏ...

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