SL811S/T
Document #: 38-08009 Rev. **
Page 2 of 27
TABLE OF CONTENTS
1.0 CONVENTIONS .............................................................................................................................. 5
2.0 DEFINITIONS .................................................................................................................................. 5
3.0 REFERENCES ................................................................................................................................ 5
4.0 INTRODUCTION ............................................................................................................................. 5
4.1 Overview ......................................................................................................................................... 5
4.2 Block Diagram ................................................................................................................................ 6
4.3 Features .......................................................................................................................................... 6
4.3.1 USB Specification Compliance ........................................................................................................... 6
4.3.2 CPU Interface ........................................................................................................................................ 6
4.4 Data Port, Interface to external Micro-Processor ....................................................................... 6
4.5 DMA Controller .............................................................................................................................. 7
4.6 Interrupt Controller ........................................................................................................................ 7
4.7 Buffer Memory ............................................................................................................................... 7
4.8 USB Transceiver ............................................................................................................................ 7
4.9 PLL Clock Generator ..................................................................................................................... 7
4.10 Power Resume and Suspend Mode ........................................................................................... 9
4.11 SL811S/T Registers ..................................................................................................................... 9
4.12 Auto Address Increment Mode ................................................................................................... 9
5.0 SL811S/T REGISTERS ................................................................................................................. 10
5.1 Endpoint Registers ...................................................................................................................... 10
5.2 Endpoints 0–3 Register Addresses ........................................................................................... 10
5.3 Endpoint Control Registers ........................................................................................................ 11
5.3.1 Endpoint Base Address ..................................................................................................................... 11
5.3.2 Endpoint Base Length ....................................................................................................................... 11
5.3.3 Packet Status ...................................................................................................................................... 11
5.3.4 Transfer Count .................................................................................................................................... 11
5.4 USB Control Registers ................................................................................................................ 12
5.4.1 Control Register, Address [05H] ....................................................................................................... 12
5.4.2 Interrupt Enable Register, Address [06h] ......................................................................................... 13
5.4.3 USB Address Register, Address [07h] ............................................................................................. 13
5.4.4 Interrupt Status Register, Address [0Dh] ......................................................................................... 13
5.4.5 Current Data Set Register, Address [0EH] ....................................................................................... 14
5.4.6 SOF Low Register, Address [15h] ..................................................................................................... 14
5.4.7 SOF High Register, Address [16h] .................................................................................................... 14
5.4.8 DMA Total Count Low Register, Address [35h] ............................................................................... 14
5.4.9 DMA Total Count High Register, Address [36h] .............................................................................. 14
6.0 SL811S/T PHYSICAL CONNECTION .......................................................................................... 14
6.1 Pin Layout .................................................................................................................................... 15
6.2 28-PIN PLCC Mechanical Dimensions ....................................................................................... 15
6.3 SL811S USB Controller, Pin Descriptions ................................................................................. 15
6.4 SL811ST Pin Layout .................................................................................................................... 17
6.5 SL811ST 48-Pin LPQFP Mechanical Dimensions ..................................................................... 18
6.6 SL811ST USB Controller, Pin Descriptions .............................................................................. 18
7.0 ELECTRICAL SPECIFICATIONS .................................................................................................20
7.1 Absolute Maximum Ratings ........................................................................................................ 20
7.1.1 Recommended Operating Condition ................................................................................................ 20
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