User's Manual

RTL8187L
Datasheet
Wireless LAN Network Interface Controller iv Track ID: JATR-1076-21 Rev. 1.2
10.3. PACKET RECOGNITION ..............................................................................................................................................21
11. FUNCTIONAL DESCRIPTION ..................................................................................................................................22
11.1. TRANSMIT & RECEIVE OPERATIONS..........................................................................................................................22
11.1.1. Transmit ...............................................................................................................................................................22
11.1.2. Receive .................................................................................................................................................................25
11.2. LOOPBACK OPERATION .............................................................................................................................................27
11.3. TX ENCAPSULATION (WITH RTL8187L INTERNAL BASEBAND PROCESSOR)............................................................27
11.4. RX DECAPSULATION (WITH RTL8187L INTERNAL BASEBAND PROCESSOR) ...........................................................27
11.5. LED FUNCTIONS .......................................................................................................................................................28
11.5.1. Link Monitor.........................................................................................................................................................28
11.5.2. Infrastructure Monitor .........................................................................................................................................28
11.5.3. Rx LED .................................................................................................................................................................28
11.5.4. Tx LED .................................................................................................................................................................29
11.5.5. Tx/Rx LED ............................................................................................................................................................29
11.5.6. LINK/ACT LED ....................................................................................................................................................30
12. APPLICATION DIAGRAM .........................................................................................................................................31
13. ELECTRICAL CHARACTERISTICS........................................................................................................................32
13.1. TEMPERATURE LIMIT RATINGS .................................................................................................................................32
13.2. DC CHARACTERISTICS ..............................................................................................................................................32
13.3. AC CHARACTERISTICS ..............................................................................................................................................33
13.3.1. Serial EEPROM Interface Timing (93C46(64*16)/93C56(128*16))...................................................................33
14. MECHANICAL DIMENSIONS ...................................................................................................................................34
14.1. MECHANICAL DIMENSIONS NOTES............................................................................................................................35
15. ORDERING INFORMATION .....................................................................................................................................36
List of Tables
TABLE 1. USB TRANSCEIVER INTERFACE .....................................................................................................................................5
TABLE 2. EEPROM INTERFACE ....................................................................................................................................................5
TABLE 3. POWER PINS ...................................................................................................................................................................5
TABLE 4. LED INTERFACE.............................................................................................................................................................6
TABLE 5. ATTACHMENT UNIT INTERFACE .....................................................................................................................................6
TABLE 6. RTL8255 RF CHIPSET....................................................................................................................................................7
TABLE 7. CLOCK AND OTHER PINS ................................................................................................................................................8
TABLE 8. GET DESCRIPTOR-DEVICE............................................................................................................................................10
TABLE 9. GET DESCRIPTOR- DEVICE QUALIFIER (HIGH SPEED) ..................................................................................................10
TABLE 10. GET DESCRIPTOR-CONFIGURATION .............................................................................................................................11
TABLE 11. GET DESCRIPTOR-STRING INDEX 0 ..............................................................................................................................11
TABLE 12. GET DESCRIPTOR-STRING INDEX 1 ..............................................................................................................................12
TABLE 13. GET DESCRIPTOR-STRING INDEX 2 ..............................................................................................................................12
TABLE 14. GET DESCRIPTOR-STRING INDEX 3 ..............................................................................................................................13
TABLE 15. GET DESCRIPTOR-STRING INDEX 4 ..............................................................................................................................13
TABLE 16. GET DESCRIPTOR-STRING INDEX 5 ..............................................................................................................................14
TABLE 17. GET DESCRIPTOR-OTHER SPEED CONFIGURATION ......................................................................................................14
TABLE 18. SET ADDRESS ..............................................................................................................................................................15
TABLE 19. SET INTERFACE 0 .........................................................................................................................................................15