AX88179
USB 3.0 to 10/100/1000M Gigabit Ethernet Controller
Table of Contents
1
INTRODUCTION .......................................................................................................................................................7
1.1
GENERAL DESCRIPTION..........................................................................................................................................7
BLOCK DIAGRAM ...................................................................................................................................................7
PINOUT DIAGRAM...................................................................................................................................................8
1.2
1.3
2
3
SIGNAL DESCRIPTION ...........................................................................................................................................9
2.1
2.2
68-PIN PINOUT DESCRIPTION..................................................................................................................................9
HARDWARE SETTING FOR OPERATION MODE AND MULTI-FUNCTION PINS .........................................................11
FUNCTION DESCRIPTION ...................................................................................................................................12
3.1
USB CORE AND INTERFACES................................................................................................................................12
ENERGY EFFICIENT ETHERNET (EEE) ..................................................................................................................12
10/100/1000M ETHERNET PHY ...........................................................................................................................12
GMAC CORE .......................................................................................................................................................13
CHECKSUM OFFLOAD ENGINE (COE)...................................................................................................................13
MEMORY ARBITER ...............................................................................................................................................13
USB TO ETHERNET BRIDGE..................................................................................................................................14
EFUSE AND CONTROL ...........................................................................................................................................14
SEEPROM LOADER INTERFACE ..........................................................................................................................14
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10 GENERAL PURPOSE I/O AND LED ........................................................................................................................14
3.11 PLL CLOCK GENERATOR .....................................................................................................................................15
3.12 RESET GENERATION .............................................................................................................................................16
4
SERIAL EEPROM/EFUSE MEMORY MAP........................................................................................................17
4.1
DETAILED DESCRIPTION.......................................................................................................................................19
Node ID (00~02h)........................................................................................................................................19
Flag (EEPROM: 05h, eFuse:18h) ...............................................................................................................19
Max. Power for Self/Bus Power (07h) .........................................................................................................20
EndPoint1 for SS/HS/FS (EEPROM:08h, eFuse: 06h)................................................................................20
Max. Burst for EP3/EP2 (EEPROM: 3Ch, eFuse: 17h) ..............................................................................20
LED Mode (EEPROM: 42h, eFuse: 19h~1Ah)............................................................................................21
Fixed_pattern (EEPROM: 41~3Dh, eFuse: 1F~1Ah) .................................................................................22
INTERNAL ROM DEFAULT SETTINGS ...................................................................................................................23
Internal ROM Description ...........................................................................................................................24
External EEPROM Description...................................................................................................................26
4.1.1
4.1.2
4.1.3
4.1.4
4.1.5
4.1.6
4.1.7
4.2
4.2.1
4.2.2
5
USB CONFIGURATION STRUCTURE ................................................................................................................27
3
Copyright © 2011-2012 ASIX Electronics Corporation. All rights reserved.
ASIX [ ASIX ELECTRONICS CORPORATION ]
