GL850
USB 2.0
4-PORT HUB Controller
Datasheet
Revision 1.11
Jun. 25, 2003
Genesys Logic, Inc.
GL850 USB 2.0 4-Port HUB Controller
©2000-2003
Genesys
Logic
Inc.--All
rights
reserved. Page
2
Copyright:
Copyright © 2003 Genesys Logic Incorporated. All rights reserved. No part of the materials may be
reproduced in any form or by any means without prior written consent of Genesys Logic Inc..
Disclaimer:
ALL MATERIALS ARE PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY
KIND. NO LICENSE OR RIGHT IS GRANTED UNDER ANY PATENT OR TRADEMARK OF
GENESYS LOGIC INC.. GENESYS LOGIC HEREBY DISCLAIMS ALL WARRANTIES AND
CONDITIONS IN REGARD TO MATERIALS, INCLUDING ALL WARRANTIES, IMPLIED OR
EXPRESS, OF MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE, AND
NON-INFRINGEMENT OF INTELLECTUAL PROPERTY. IN NO EVENT SHALL GENESYS LOGIC
BE LIABLE FOR ANY DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES RESULTING
FROM LOSS OF INFORMATION OR PROFITS. PLEASE BE ADVISED THAT THE MATERIALS
MAY CONTAIN ERRORS OR OMMISIONS. GENESYS LOGIC MAY MAKE CHANGES TO THE
MATERIALS OR TO THE PRODUCTS DESCRIBED THEREIN AT ANY TIME WITHOUT NOTICE.
Trademarks:
is a registrated trademark of Genesys Logic Inc..
All trademarks are the properties of their respective owners.
Office:
Genesys Logic, Inc.
12F, No. 205, Sec. 3, Beishin Rd., Shindian City,
Taipei, Taiwan
Tel: (886-2) 8913-1888
Fax: (886-2) 6629-6168
http://www.genesyslogic.com
GL850 USB 2.0 4-Port HUB Controller
©2000-2003
Genesys
Logic
Inc.--All
rights
reserved. Page
3
Revision History
Revision
Date
Description
1.00
05/22/2003 First formal release
1.10 06/11/2003
Add Bus Power statement
Gang/Individual mode setting modified
1.11 06/25/2003
Add "4 port" bus power statement
GL850 USB 2.0 4-Port HUB Controller
©2000-2003
Genesys
Logic
Inc.--All
rights
reserved. Page
4
TABLE OF CONTENTS
CHAPTER 1 GENERAL DESCRIPTION........................................................................ 9
CHAPTER 2 FEATURES ................................................................................................. 10
CHAPTER 3 PIN ASSIGNMENT.................................................................................... 11
3.1 P
INOUTS
....................................................................................................................... 11
3.2 P
IN
L
IST
........................................................................................................................ 12
3.3 P
IN
D
ESCRIPTIONS
....................................................................................................... 13
CHAPTER 4 BLOCK DIAGRAM................................................................................... 15
CHAPTER 5 FUNCTION DESCRIPTION .................................................................... 16
5.1 G
ENERAL
...................................................................................................................... 16
5.1.1 USPORT Transceiver......................................................................................... 16
5.1.2 PLL (Phase Lock Loop) ..................................................................................... 16
5.1.3 FRTIMER ........................................................................................................... 16
5.1.4 µC ......................................................................................................................... 16
5.1.5 UTM (USB2.0 Transceiver Macrocell Interface) ............................................ 16
5.1.6 USPORT logic ..................................................................................................... 16
5.1.7 SIE (Serial Interface Engine)............................................................................. 16
5.1.8 Control/Status register ....................................................................................... 16
5.1.9 REPEATER ........................................................................................................ 17
5.1.10 TT (Transaction Translator) ........................................................................... 17
5.1.11 REPEATER/TT routing logic ......................................................................... 17
5.1.11.1 Connected to 1.1 Host/Hub ...................................................................... 17
5.1.11.2 Connected to USB2.0 Host/Hub .............................................................. 18
5.1.12 DSPORT logic ................................................................................................... 18
5.1.13 DSPORT Transceiver....................................................................................... 18
5.2 C
ONFIGURATION AND
I/O S
ETTINGS
.......................................................................... 19
5.2.1 RESET# Setting .................................................................................................. 19
5.2.2 PGANG/SUSPND Setting .................................................................................. 20
5.2.3 SELF/BUS Power Setting .................................................................................. 21
5.2.4 LED Connections................................................................................................ 22
5.2.5 EEPROM Setting................................................................................................ 22
5.3 USB P
ROTOCOLS
......................................................................................................... 23
GL850 USB 2.0 4-Port HUB Controller
©2000-2003
Genesys
Logic
Inc.--All
rights
reserved. Page
5
5.3.1 Host Commands and Hub Answers .................................................................. 24
5.3.1.1 Standard Requests ...................................................................................... 24
5.3.1.2 Hub Class Requests .................................................................................... 25
5.4 D
ESCRIPTORS
............................................................................................................... 27
5.4.1 Full Speed Case................................................................................................... 27
5.4.1.1 Device Descriptor........................................................................................ 27
5.4.1.2 Device Qualifier Descriptor ....................................................................... 28
5.4.1.3 Configuration Descriptor ........................................................................... 28
5.4.1.4 Interface Descriptor.................................................................................... 29
5.4.1.5 Endpoint Descriptor ................................................................................... 29
5.4.1.6 Other Speed Configuration Descriptor..................................................... 30
5.4.1.7 Interface Descriptor combined with Other Speed Configuration
Descriptor .................................................................................................... 30
5.4.1.8 Endpoint Descriptor combined with Other Speed Configuration
Descriptor .................................................................................................... 31
5.4.1.9 String Descriptor......................................................................................... 31
5.4.2 High Speed Case ................................................................................................. 32
5.4.2.1 Device Descriptor........................................................................................ 32
5.4.2.2 Device Qualifier Descriptor ....................................................................... 33
5.4.2.3 Configuration Descriptor ........................................................................... 33
5.4.2.4 Interface Descriptor.................................................................................... 34
5.4.2.5 Endpoint Descriptor in Configuration Descriptor .................................. 34
5.4.2.6 Other Speed Configuration Descriptor..................................................... 35
5.4.2.7 Interface Descriptor in Other Speed Configuration Descriptor............. 35
5.4.2.8 Endpoint Descriptor in Other Speed Configuration Descriptor ............ 36
5.4.2.9 String Descriptor......................................................................................... 36
5.4.3 Hub Class Descriptor ......................................................................................... 37
CHAPTER 6 ELECTRICAL CHARACTERISTICS .................................................... 38
6.1 M
AXIMUM
R
ATINGS
.................................................................................................... 38
6.2 DC C
HARACTERISTICS
................................................................................................ 38
CHAPTER 7 PACKAGE DIMENSION.......................................................................... 40
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