UM10014 ISP1520 Hi-Speed USB Hub Demo Board - Digi-Key
Contents
1. 5 Port power switch transistors 5 Overcurrent circuit detection 5 Power supply 7 I C bus interface I I aa aT 8 Schematics 9 Installing the board 13 Bill of materials for the hub demo board 14 References 15 Legal information 16 Bem 16 Disclaimers 16 WAG MEET 16 Contents 17 founded by ISP1520 Hi Speed USB Hub Demo Board Please be aware that important notices concerning this document and the product s described herein have been included in the section Legal information NXP B V 2007 All rights reserved For more information please visit http www nxp com For sales office addresses email to salesaddresses nxp com Date of release 29 October 2007 Document identifier UM10014 62. User manual Rev 06 29 October 2007 7 of 17 NXP Semiconductors UM1 001 4 ISP1520 Hi Speed USB Hub Demo Board My Documents USBComma Release Notes Ee HSB E 7 TU USB Compliance Tool Version 5 1 Computer ia Sd E gu Tt General Power Driver k ew Hub Information ici j My Network Full anc m etSize 0x40 Places Speed V The hub is self powered 0x04CC unknown a 041520 Total power available 500 m per port 4200 release 02 00 Recycle Bin USBC igurations 0x01 1 Devices this Hub 7 4 port s available Internet Explorer ya wer l ie bConfigurationValue 0 01 ees bmAttibutes OxE0 self powered remote wakeup MaxPower 0400 0 m F Winzip rt Protel 99 SE 5 NOTE All Fields Are Shown In Hexadecimal Unicode Strings Are Converted To Ansi Prey Confia Contig Interface Desc Naon Std Bese Close PAstart 14 E I Device Manager compliance Tool ver tP Fig 7 Windows reporting of self powered mode 5 6 l C bus interface The ISP1520 can use either its USB descriptors from the internal ROM or from an external I C bus EEPROM or microcontroller Mode selection is done using jumpers J2 see Table 5 Table 5 Mode selection using J1 and 12 1 2 Mode 1 SCL SDA On on internal ROM LOW LOW Off off I C bus EEPROM E HIGH HIGH
3. bus powered mode PRTR5V01L12X Remark SW1 is used to toggle bus tha V3 3REG a gsn p ds IH 0291451 VLOOLINN SJ0 onpuooluleS dXN NXP Semiconductors 001 4 ISP1520 Hi Speed USB Hub Demo Board Fig 11 Layer 1 top routing UM10014 6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 11 of 17 NXP Semiconductors 001 4 ISP1520 Hi Speed USB Hub Demo Board Fig 13 Layer 3 power planes UM10014 6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 12 of 17 UM10014 ISP1520 Hi Speed USB Hub Demo Board NXP Semiconductors Fig 14 Layer 4 bottom routing 7 Installing the board Assuming that you have already installed the USB host adapter including drivers on a computer running Windows installing the hub is fairly simple 1 Plug in power from the power supply to the hub The power supply must meet the requirements specified in Section 4 2 Plug a USB cable in the USBO port and connect the other end of the cable to the USB host After a while GoodLink LED D15 starts to blink This indicates that the enumeration process has successfully completed and the hub is now ready for use You can check the driver installation in the Device Manager window To check whether the hub is correctly installed in high speed select the View Devices b
4. 23 VCC2 lt DP1 gt L 38 TES HIGH M2 REF l usB pown C 2 S Voc 7 __37 _______ 2pp2 PRTR5SVOU2X amp ley di USB1 100 uF 45 veri a 8 es yoce 43 u y 05 qot ur B ies i T DP3 oes yond E 56 VREF 5VO as DP SOR 35 _ VREFISVO lt DP4 gt F2 VDN opc TOF EN alg POLY SWITCH OCT N 19 wal V3 3REG e OTN OC2 N 23 TEST HIGH 2 n ESD3 ISDN R34 VDN NR i N 25 Fi REF1I O1 POLY SWITCH NC 22 pF VBUS3 REF2I O2 R30 CA PSWi NM 20 33 xi SN I 12 MHz EWT R C9 SEWA N LPSW4_N 26 veus N P 25 _ V3 3REG 63 22 pF BUS Qrpu NPN 56kQ Rio 55k 5 5 REFIVO1 2 VBUS1 LS REF2 O2 VDN gg Fri 801 fin wu R32 DN TL a oe POLY SWITCH NC REFIVO1 7 12 1 VBUS4 2 2 USB_DOWN PRTR5V0U2X S USB V3 3REG NTHD59305T1 VON R12 Cid R31 R38 100 uF on NC 4 VDN 2 N KE al 966 gt ADOC Analog OC no jumper default pumpar Digital OC protection jumper default No OC protection no jumper EEPROM used J1 and J2 default EEPROM used Ji and Fig 9 Schematics amp POLY SWITCH between self powered and powered mode but legally ISP1520 does not support
5. Description 06 20071029 Sixth release Corrected Fig 9 the SW1 TEST HIGH block 05 20070124 Fifth release Updated Section 6 Updated ESD part type in Table 7 04 2004051 1 Fourth release Updated Section 6 03 20040414 Third release Updated the following Section 2 Section 4 Section 5 5 Section 6 02 20030410 Second release Updated Section 5 5 and Section 6 01 20021 126 First release Contact information For additional information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com UM10014 6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 2 of 17 NXP Semiconductors UM1 001 4 ISP1520 Hi Speed USB Hub Demo Board 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 lot of features and options to be evaluated This document describes the ISP1520 hub demo board It also contains related schematics the PCB layout and the bill of material sib 1206 VOS GNOY Fig 1 ISP1520 hub demo board 2 ISP1520 hub demo board features e Complies with Universal Serial Bus Specification Rev 2 0 e Supports self powered operation e Configurable number of downstream facing po
6. R29 R30 R28 R33 R36 0603R 1 5 kO 5 96 R10 0603R 1 uF C10 REC1 2 electrolytic capacitor 2 2 R16 R17 0603R 10 R12 R13 0603R 10 uF C15 REC1 2 electrolytic capacitor 12 kO 1 R11 0603R 12 MHz X1 XTAL7 crystal UM10014_6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 14 of 17 Semiconductors UM10014 ISP1520 Hi Speed USB Hub Demo Board Part type 15 22 pF 22 UF 100 kO 100 330 AT24C01 BLM41P600S DC_IN PRTR5V0U2X ISP1520_LQFP64 J1 5 J6 J16 JUMPER XC6206P302 NTHD5905T1 POLYSWITCH RED SIP_4P SP BP USB_DOWN USB_UP Designator R20 R19 R18 R25 R22 R24 R23 R21 C9 C8 C16 R14 R15 R37 R5 R35 C11 C14 C12 C13 R9 U15 L1 PWR_C1 ESD1 ESD2 ESD5 ESD4 ESD3 U1 J10 J1 J5 J6 J2 NOOC ADOC U3 Q1 Q2 F4 F2 F3 F1 D15 J42 SW USB2 USB1 USB0 Footprint 0603R 0603C REC1 2 0603R REC15 3 0603R DIP8 1206CUST DC JACK2 SOT 143B LQFP64 RADO 1 RADO 1 RADO 1 RADO 1 RADO 1 SOT89 CHIPFET POLYSWITCH LED3 PS24254 4 DIP6 USB TYPEA 737745 USB TYPEB Description capacitor electrolytic capacitor electrolytic capacitor ESD protection jumper jumper jumper jumper jumper logic level dual P channel MOSFET connector 9 References UM10014 6 1 Universal Serial Bus Specification Rev 2 0 2 15 1520 Hi Speed Universal Serial Bus hub controller dat
7. This can be done in two stages First place the NOOC jumper in the appropriate position to set the hub s descriptor see Table 2 Table 2 Overcurrent detection selection using NOOC Overcurrent detection Logic state On yes 0 LOW Off no 1 HIGH Fig 4 NOOC Then de solder R28 R29 R30 and R31 and solder R32 R33 R34 and R36 on the PCB see schematics As a lower cost alternative there are provisions on the board to use polyswitches to handle overcurrent conditions In this case the port switching transistors are bypassed If this solution is preferred then the overcurrent detection circuit inside the chip must be switched to digital mode Table3 Mode selection using ADOC ADOC Mode Logic state On digital 0 LOW Off 1 HIGH 1 Default settings UM10014 6 B V 2007 rights reserved 6 of 17 User manual Rev 06 29 October 2007 NXP Semiconductors UM1 001 4 ISP1520 Hi Speed USB Hub Demo Board Fig5 ADOC 5 5 Power supply This hub demo board can be used as a self powered USB hub When used as self powered hub use the provided power supply The SW1 switch sets powering mode in hub s descriptors see Table 4 Fig 6 SW1 Table 4 Power mode selection using SW1 SW1 Power mode S B ignore 1 Default settings UM10014 6 NXP B V 2007 All rights reserved
8. 1 Default settings Fig 8 J1 and J2 UM10014_6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 8 of 17 NXP Semiconductors 001 4 ISP1520 Hi Speed USB Hub Demo Board An external I C bus controller acting as a master can also be used to update hub descriptors through the J42 connector The J10 jumper is connected to the Write Protect pin of the I C bus EEPROM The hub controller and the EEPROM have different I C bus device addresses To program this IC on board select the jumper according to Table 6 It is recommended that you program the I C bus EEPROM before connecting the hub to USB through the USB host For convenience the hub demo board is equipped with a socket for this component allowing easy programming using a universal EPROM programmer as well Table 6 EEPROM programming J10 WP N On write enable Off write protect 6 Schematics UM10014 6 NXP B V 2007 rights reserved User manual Rev 06 29 October 2007 9 of 17 2002 499090190 62 90 jenuew 19511 2001 9 vI00LA peniesei siuDu 7002 8 dXN V3 3REG zz R28 ui tn un A1 BUSI 3 O19 0 1 nF ISP1520 LQFP64 PRTRSVOUZX EI B1 1 VBUS ot OCT ND 302 gp 0 uF T 100 pF C3 JE _ 8 TEST_HIGH ie 29 B4 rx 0 15 DM1 29 LAS V3 3REG 13 18 DP1 sont xx 304
9. ST NXP Wireless IMPORTANT NOTICE Dear customer As from August 2 2008 the wireless operations of NXP have moved to a new company ST NXP Wireless As a result the following changes are applicable to the attached document e Company name NXP B V is replaced with ST NXP Wireless e Copyright the copyright notice at the bottom of each page NXP B V 200x rights reserved shall now read ST NXP Wireless 200x rights reserved e Web site http www nxp com is replaced with http www stnwireless com e Contact information the list of sales offices previously obtained by sending an email to salesaddresses 9 nxp com is now found at http www stnwireless com under Contacts If you have any questions related to the document please contact our nearest sales office Thank you for your cooperation and understanding ST NXP Wireless ST NXP Wireless wwW stnwireless com BLJS UM10014 ISP1520 Hi Speed USB Hub Demo Board Rev 06 29 October 2007 User manual Document information Info Content Keywords isp1520 hub controller usb universal serial bus Abstract This document describes the ISP1520 hub demo board It also contains the related schematics the PCB layout and the bill of material founded by Philips NXP Semiconductors 001 4 ISP1520 Hi Speed USB Hub Demo Board Revision history Rev Date
10. a sheet NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 15 of 17 NXP Semiconductors UM10014 10 Legal information 10 1 Definitions Draft The document is a draft version only The content is still under internal review and subject to formal approval which may result in modifications or additions NXP Semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information 10 2 Disclaimers General Information in this document is believed to be accurate and reliable However NXP Semiconductors does not give any representations or warranties expressed or implied as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information Right to make changes NXP Semiconductors reserves the right to make changes to information published in this document including without limitation specifications and product descriptions at any time and without notice This document supersedes and replaces all information supplied prior to the publication hereof UM10014 6 ISP1520 Hi Speed USB Hub Demo Board Suitability for use NXP Semiconductors products are not designed authorized or warranted to be suitable for use in medical military aircraft space or life support equipment nor in applic
11. ations where failure or malfunction of a NXP Semiconductors product can reasonably be expected to result in personal injury death or severe property or environmental damage NXP Semiconductors accepts no liability for inclusion and or use of NXP Semiconductors products in such equipment or applications and therefore such inclusion and or use is for the customer s own risk Applications Applications that are described herein for any of these products are for illustrative purposes only NXP Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification 10 3 Trademarks Notice All referenced brands product names service names and trademarks are property of their respective owners GoodLink is a trademark of NXP B V l C bus logo is a trademark of NXP B V NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 16 of 17 Semiconductors UM10014 11 Contents 10 1 10 2 10 3 11 njdgere uu u uu u u u u uu 3 ISP1520 hub demo board features 3 System requirements 4 Power supply adapter requirements 4 Hub demo board description 4 ISP1520 64 pin LQFP 4 Good Link indicator
12. r setting vs port activation J6 J5 Active ports Off off 1 2 3 4 On on 1 2 1 Indicates default setting UM10014 6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 4 of 17 NXP Semiconductors UM1 001 4 UM10014 6 ISP1520 Hi Speed USB Hub Demo Board Fig 2 J5 and J6 5 2 GoodLink indicator NXP GoodLink LED D15 red is located near the upstream facing port This LED blinks on every successful USB transaction Fig 3 GoodLink D15 5 3 Port power switch transistors The hub switches the bus power of each downstream facing port through a low ohmic Positive Metal Oxide Silicon PMOS transistor 5 4 Overcurrent circuit detection The integrated analog overcurrent detection circuit of the ISP1520 senses the voltage drop across the power switch When the port draws too much current the voltage drop across the power switch exceeds the trip voltage threshold The overcurrent circuit detects this and automatically switches off the power switch More information on choosing the switch and trimming the overcurrent detection voltage can be found in the ISP1520 Hi Speed Universal Serial Bus hub controller data sheet NXP B V 2007 rights reserved User manual Rev 06 29 October 2007 5 of 17 NXP Semiconductors UM1 001 4 ISP1520 Hi Speed USB Hub Demo Board The hub demo board also contains an option to disable the overcurrent detection
13. rts from two to four e Customizable vendor ID product ID and serial number by using an external EEPROM or an external microcontroller e Individual power switching and individual overcurrent protection e USB traffic indication GoodLink LED on the upstream facing port UM10014 6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 3 of 17 NXP Semiconductors 001 4 ISP1520 Hi Speed USB Hub Demo Board 3 System requirements This hub can be attached to a computer that has a USB or Hi Speed USB host installed and running any of these operating systems e Microsoft Windows 98 e Windows Me e Windows 2000 e Windows XP Mac OS If this hub is plugged into a USB host controller it will only work as a full speed hub 4 Power supply adapter requirements Regulated output 5 1Vcc 5 96 2 5 A Warning If you are using board version 02170 2 ensure that the power plug polarity is 4 at the core and at the outer shield 5 Hub demo board description 5 1 ISP1520 64 pin LOFP package The ISP1520 has the following port configurations e One Hi Speed USB and Original USB capable upstream facing port USBO and e Four Hi Speed USB and Original USB capable downstream facing ports 0581 USB2 0583 0584 Downstream facing ports 0583 and 0584 can be disabled By design ports USB1 and 0582 cannot be disabled Table 1 shows the jumper setting versus port activation Table 1 Jumpe
14. y connection command in the Device Manager window UM10014 6 NXP B V 2007 All rights reserved User manual Rev 06 29 October 2007 13 of 17 Semiconductors UM10014 ISP1520 Hi Speed USB Hub Demo Board Wo E H H H cn 3 E Mice and other pointing devices Monitors B Network adapters SCSI and RAID controllers Q Sound video and game controllers 88 System devices H S Universal Serial Bus controllers 8 6 1 1 16 18 Fig 15 Device manager Philips Semiconductors 1561 55 April Drvs 1 9 USB 2 0 Root Hub 869 Standard OpenHCD USB Host Controller H Standard OpenHCD USB Host Controller Programmable interrupt controller gt PS 2 Compatible Mouse Sy Standard floppy disk controller Standard Universal PCI to USB Host Controller Standard Universal PCI to USB Host Controller E System CMOS real time clock IBI System speaker IB System timer System board Altera ByteBlaster Sudio Codecs egacy Audio Drivers egacy Video Capture Devices ogical Disk Manager edia Control Devices 8180 3Com EtherLink XL 10 100 PCI TX NIC 3C905B TX 3 Plug in devices at downstream facing ports 8 Bill of materials for the hub demo board Table 7 Bill of materials for the hub demo board Part type Designator Footprint Description 0 1 uF C1 C2 C3 C4 C5 C6 C7 C20 0603C capacitor 00 R105 R32 R34 R31
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