User's Manual

RTL8187L
Datasheet
Wireless LAN Network Interface Controller iii Track ID: JATR-1076-21 Rev. 1.2
Table of Contents
1. GENERAL DESCRIPTION ...............................................................................................................................................1
2. FEATURES ..........................................................................................................................................................................2
3. SYSTEM APPLICATIONS ................................................................................................................................................3
4. BLOCK DIAGRAM ............................................................................................................................................................3
5. PIN ASSIGNMENTS...........................................................................................................................................................4
5.1. LEAD (PB)-FREE PACKAGE IDENTIFICATION ...................................................................................................................4
6. PIN DESCRIPTIONS ..........................................................................................................................................................5
6.1. USB TRANSCEIVER INTERFACE ......................................................................................................................................5
6.2. EEPROM INTERFACE .....................................................................................................................................................5
6.3. POWER PINS ....................................................................................................................................................................5
6.4. LED INTERFACE..............................................................................................................................................................6
6.5. ATTACHMENT UNIT INTERFACE ......................................................................................................................................6
6.5.1. RTL8225 RF Chipset..............................................................................................................................................6
6.5.2. RTL8255 RF Chipset..............................................................................................................................................7
6.6. CLOCK AND OTHER PINS.................................................................................................................................................8
7. CPU ACCESS TO ENDPOINT DATA..............................................................................................................................9
7.1. CONTROL TRANSFER.......................................................................................................................................................9
7.2. BULK TRANSFER .............................................................................................................................................................9
8. USB REQUEST..................................................................................................................................................................10
8.1. GET DESCRIPTOR-DEVICE.............................................................................................................................................10
8.2. GET DESCRIPTOR-DEVICE QUALIFIER (HIGH SPEED)....................................................................................................10
8.3. GET DESCRIPTOR-CONFIGURATION ..............................................................................................................................11
8.4. GET DESCRIPTOR-STRING INDEX 0 ...............................................................................................................................11
8.5. GET DESCRIPTOR-STRING INDEX 1 ...............................................................................................................................12
8.6. GET DESCRIPTOR-STRING INDEX 2 ...............................................................................................................................12
8.7. GET DESCRIPTOR-STRING INDEX 3 ...............................................................................................................................13
8.8. GET DESCRIPTOR-STRING INDEX 4 ...............................................................................................................................13
8.9. GET DESCRIPTOR-STRING INDEX 5 ...............................................................................................................................14
8.10. GET DESCRIPTOR-OTHER SPEED CONFIGURATION....................................................................................................14
8.11. SET ADDRESS ............................................................................................................................................................15
8.12. SET INTERFACE 0 ......................................................................................................................................................15
8.13. SET FEATURE DEVICE ...............................................................................................................................................15
8.14. CLEAR FEATURE DEVICE ..........................................................................................................................................16
8.15. SET CONFIG 0............................................................................................................................................................16
8.16. SET CONFIG 1............................................................................................................................................................16
9. EEPROM (93C46 OR 93C56) CONTENTS ....................................................................................................................17
9.1. EEPROM REGISTERS SUMMARY..................................................................................................................................20
9.2. EEPROM POWER MANAGEMENT REGISTERS SUMMARY .............................................................................................20
10. USB PACKET BUFFERING ........................................................................................................................................21
10.1. TRANSMIT BUFFER MANAGER ..................................................................................................................................21
10.2. RECEIVE BUFFER MANAGER .....................................................................................................................................21