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UM10011_4 

 

   

ISP1521 Hi-Speed USB Hub Demo Board 

 

Semiconductors 

   

Rev. 04.00 — 17 June 2004 

User manual 

   

 

 

 

 

   

 

 

 

 

 

 

 

 

 

 

 
 

 
 

 
 

 
 

 
 

 
 

 
 

 
 

Document information 

 
 

 

Info 

Content

 

Keywords 

ISP1521, hub controller, USB, universal serial bus 

Abstract 

This document describes the ISP1521 hub demo board. It also contains 
the related schematics, the PCB layout, and the Bill of Material

.

 

Summary of Contents for ISP1521

Page 1: ...ev 04 00 17 June 2004 User manual Document information Info Content Keywords ISP1521 hub controller USB universal serial bus Abstract This document describes the ISP1521 hub demo board It also contains the related schematics the PCB layout and the Bill of Material ...

Page 2: ...l information please visit http www semiconductors philips com For sales office addresses please send an email to sales addresses www semiconductors philips com Rev Date Description 4 0 June 2004 Updated the schematics 3 0 Apr 2004 Updated the following Section 2 Section 5 7 Removed Section 5 8 on hybrid power Section 6 1 1 Mar 2003 Updated Section 5 7 and Section 6 Corrected I 2 C to I 2 C Bus 1 ...

Page 3: ... ALL WARRANTIES INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OF MERCHANT ABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT THE ENTIRE RISK ARISING OUT OF THE USE OR PERFORMANCE OF THE PRODUCT AND DOCUMENTATION REMAINS WITH THE RECIPIENT TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW IN NO EVENT SHALL PHILIPS SEMICONDUCTORS OR ITS SUPPLIERS BE LIABLE FOR ANY CONSEQUENTIAL INCID...

Page 4: ... Indicator 7 5 5 Port Power Switch Transistors 8 5 6 Overcurrent Circuit Detection 8 5 7 Power Supply 8 5 8 I2 C Bus Interface 10 5 9 Other Jumpers 11 5 9 1 J13 NOOC 11 5 9 2 J14 SUSPEND 11 6 SCHEMATICS 11 7 INSTALLING THE BOARD 19 8 BILL OF MATERIALS FOR THE ISP1521 HUB DEMO BOARD 20 9 REFERENCES 20 GoodLink and I2 C Bus are trademarks of Koninklijke Philips Electronics N V Microsoft is a registe...

Page 5: ...ibes the ISP1521 Hub Demo Board It also contains the related schematics the PCB layout and the Bill of Material BoM Figure 1 1 ISP1521 Hub Demo Board 2 ISP1521 Hub Demo Board Features Complies with Universal Serial Bus Specification Rev 2 0 Supports self powered operation Configurable number of downstream facing ports from two to seven Customizable Vendor ID Product ID and Serial Number by using a...

Page 6: ... capable downstream facing ports USB1 USB2 USB3 USB4 USB5 USB6 USB7 The port numbers are marked near the USB connectors on the silkscreen The downstream facing ports USB3 USB4 USB5 USB6 and USB7 can be disabled Disabling a port will also disable all higher number ports For example disabling port USB4 will disable ports USB5 USB6 and USB7 as well Therefore apart from port USB7 it is not possible to...

Page 7: ...tors green and amber placed to its right If the green LED is ON it means the device connected to the port was successfully enumerated and is functional If the amber LED is ON it means there is an overcurrent condition Custom software applications or drivers may flash these LEDs to attract user attention 5 3 Power LED Indicator When power is supplied to the board LED D16 lights up red 5 4 GoodLink ...

Page 8: ...hen 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 ISP1521 Hi Speed Universal Serial Bus hub controller data sheet 5 7 Power Supply To power up the...

Page 9: ...conductors UM10011_4 ISP1521 Hi Speed USB Hub Demo Board Koninklijke Philips Electronics N V 2004 All rights reserved User manual Rev 04 00 17 June 2004 9 of 20 Figure 5 1 Windows Reporting of the Bus Powered Mode ...

Page 10: ...USB descriptors from the internal ROM or from an external I2 C BusTM EEPROM or microcontroller Mode selection is done through jumpers J11and J12 see Table 5 3 Table 5 3 Mode Selection Using J11 and J12 Default settings An external I2 C Bus controller acting as a master can also be used to update hub descriptors through the CN1 connector Note The I2 C Bus external EEPROM cannot be programmed on boa...

Page 11: ...1 and J12 Default settings Note this jumper is for setting the hub s descriptor only To inhibit the overcurrent detection the OC pins must be tied to VCC 5 V 5 9 2 J14 SUSPEND This jumper is provided for debugging purposes Logic 1 on the SUSPEND signal indicates that the hub is in the suspend mode In the default setting jumper J14 is used pulled down to GND Table 5 5 J14 Mode Setting 6 Schematics ...

Page 12: ...K R54 REF1 1 I O1 2 I O2 3 REF2 4 PSR05 ESD2 VBUS2 0 01uF C83 1nF C84 VBUS 1 D 2 D 3 GND 4 CHASSIS 5 CHASSIS 6 USB_DOWN USB5 L51 0 1uF C34 150uF C75 15K R33 15K R34 REF1 1 I O1 2 I O2 3 REF2 4 PSR05 ESD5 VBUS5 0 01uF C73 1nF C74 VBUS 1 D 2 D 3 GND 4 CHASSIS 5 CHASSIS 6 USB_DOWN USB4 L41 0 1uF C37 150uF C90 15K R49 15K R50 REF1 1 I O1 2 I O2 3 REF2 4 PSR05 ESD4 VBUS4 0 01uF C88 1nF C89 VBUS 1 D 2 D...

Page 13: ...3 NDS9435A Q5 10K R25 47K R98 0 1uF C56 0 1uF C11 OC5 VBUS5 PSW5 1 4 7 8 5 6 2 3 NDS9435A Q6 10K R26 47K R99 0 1uF C57 0 1uF C12 OC6 VBUS6 PSW6 1 4 7 8 5 6 2 3 NDS9435A Q7 10K R27 47K R100 0 1uF C58 0 1uF C13 OC7 VBUS7 PSW7 0 1uF C8 L1 VCC5 0 1uF C15 L3 V3 3REG 0 1uF C19 L6 V3 3REG 0R R28 330R R46 0R R16 1uF C33 22uF C61 L5 RED D16 1 2 3 4 5 6 SW1 SW1 J16 VCC5 VBUS Vin 2 Vss 1 Vout 3 XC6206P302 PS...

Page 14: ...Philips Semiconductors UM10011_4 ISP1521 Hi Speed USB Hub Demo Board Koninklijke Philips Electronics N V 2004 All rights reserved User manual Rev 04 00 17 June 2004 14 of 20 Component Placement ...

Page 15: ...Philips Semiconductors UM10011_4 ISP1521 Hi Speed USB Hub Demo Board Koninklijke Philips Electronics N V 2004 All rights reserved User manual Rev 04 00 17 June 2004 15 of 20 Layer 1 Top Routing ...

Page 16: ...Philips Semiconductors UM10011_4 ISP1521 Hi Speed USB Hub Demo Board Koninklijke Philips Electronics N V 2004 All rights reserved User manual Rev 04 00 17 June 2004 16 of 20 Layer 2 Ground Planes ...

Page 17: ...Philips Semiconductors UM10011_4 ISP1521 Hi Speed USB Hub Demo Board Koninklijke Philips Electronics N V 2004 All rights reserved User manual Rev 04 00 17 June 2004 17 of 20 Layer3 Power Planes ...

Page 18: ...Philips Semiconductors UM10011_4 ISP1521 Hi Speed USB Hub Demo Board Koninklijke Philips Electronics N V 2004 All rights reserved User manual Rev 04 00 17 June 2004 18 of 20 Layer 4 Bottom Routing ...

Page 19: ...meet the requirements specified in Section 4 2 Plug a USB cable in the USB0 port and connect the other end of the cable to the USB host After a while the GoodLink LED D15 will start to blink This means 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 inst...

Page 20: ...w profile XTAL7 1 X1 150 F 10 V REC15 3 7 C31 C70 C75 C80 C85 C90 C95 15 kΏ 0603R 14 R29 R30 R31 R32 R33 R34 R38 R39 R47 R48 R49 R50 R51 R54 1 5 kΏ 1 0603R 1 R52 1N4148 DIODE0 3 1 D18 1 nF 0603C 8 C1 C4 C69 C74 C79 C84 C89 C94 22 pF 0603C 2 C17 C18 2 2 kΏ 0603R 2 R63 R65 330 Ώ 0603R 16 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R40 R46 47 kΏ 0603R 7 R68 R69 R70 R97 R98 R99 R100 AMBER LED3 7 D1...

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