AX88178

USB to 10/100/1000 Gigabit Ethernet/HomePNA Controller

Table of Contents

1.0

INTRODUCTION ................................................................................................................ 4

1.1

GENERAL DESCRIPTION ........................................................................................................... 4

1.2

AX88178 BLOCK DIAGRAM.................................................................................................... 4

1.3

AX88178 PINOUT DIAGRAM ................................................................................................... 5

2.0

SIGNAL DESCRIPTION .................................................................................................... 6

3.0

FUNCTION DESCRIPTION .............................................................................................. 9

3.1

USB CORE AND INTERFACE .................................................................................................... 9

3.2

GIGABIT MAC CORE............................................................................................................... 9

3.3

STATION MANAGEMENT (STA) ............................................................................................... 9

3.4

MEMORY ARBITER .................................................................................................................. 9

3.5

USB TO ETHERNET BRIDGE..................................................................................................... 9

3.6

SERIAL EEPROM LOADER ..................................................................................................... 9

3.7

GENERAL PURPOSE I/O............................................................................................................ 9

4.0

SERIAL EEPROM MEMORY MAP............................................................................... 10

4.1

DETAILED DESCRIPTION ........................................................................................................ 11

5.0

USB CONFIGURATION STRUCTURE ......................................................................... 14

5.1

USB CONFIGURATION ........................................................................................................... 14

5.2

USB INTERFACE.................................................................................................................... 14

5.3

USB ENDPOINTS ................................................................................................................... 14

6.0

USB COMMANDS ............................................................................................................. 15

6.1

USB STANDARD COMMANDS ................................................................................................ 15

6.2

USB VENDOR COMMANDS.................................................................................................... 16

6.2.1

DETAILED REGISTER DESCRIPTION .................................................................................... 17

6.2.2

REMOTE WAKEUP DESCRIPTION ........................................................................................ 25

6.3

INTERRUPT ENDPOINT ........................................................................................................... 25

7.0

ELECTRICAL SPECIFICATIONS ................................................................................. 26

7.1

DC CHARACTERISTICS .......................................................................................................... 26

7.1.1

ABSOLUTE MAXIMUM RATINGS ......................................................................................... 26

7.1.2

RECOMMENDED OPERATING CONDITION ........................................................................... 26

7.1.3

LEAKAGE CURRENT AND CAPACITANCE ............................................................................ 26

7.1.4

DC CHARACTERISTICS OF 2.5V I/O PINS ........................................................................... 27

7.1.5

DC CHARACTERISTICS OF 3.3V I/O PINS ........................................................................... 27

7.2

POWER CONSUMPTION........................................................................................................... 27

7.3

POWER-UP SEQUENCE............................................................................................................ 28

7.4

AC TIMING CHARACTERISTICS.............................................................................................. 28

7.4.1

CLOCK TIMING ................................................................................................................... 28

7.4.2

RESET TIMING .................................................................................................................... 29

7.4.3

GMII TIMING (1000MBPS) ................................................................................................ 29

7.4.4

RGMII TIMING .................................................................................................................. 30

7.4.5

MII TIMING (100MBPS) ..................................................................................................... 31

ASIX ELECTRONICS CORPORATION

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