Hi-Speed USB 2.0 to 10/100 Ethernet Controller

 

 

Datasheet

 

Table 3.5 EEPROM Example - 256 Byte EEPROM

 

 

 

 

EEPROM

 

EEPROM

CONTENTS

 

ADDRESS

(HEX)

DESCRIPTION

 

 

 

00h

A5

EEPROM Programmed Indicator

 

 

 

01h - 06h

12 34 56 78 9A BC

MAC Address 12 34 56 78 9A BC

 

 

 

07h

01

Full-Speed Polling Interval for Interrupt Endpoint (1ms)

 

 

 

08h

04

Hi-Speed Polling Interval for Interrupt Endpoint (4ms)

 

 

 

09h

04

Configuration Flags - LAN9500/LAN9500i is bus powered and supports

 

 

remote wakeup.

 

 

 

0Ah - 0Bh

09 04

Language ID Descriptor 0409h, English

 

 

 

0Ch

0A

Manufacturer ID String Descriptor Length (10 bytes)

 

 

 

0Dh

0F

Manufacturer ID String Descriptor EEPROM Word Offset (0Fh)

 

 

Corresponds to EEPROM Byte Offset 1Eh

 

 

 

0Eh

10

Product Name String Descriptor Length (16 bytes)

 

 

 

0Fh

14

Product Name String Descriptor EEPROM Word Offset (14h)

 

 

Corresponds to EEPROM Byte Offset 28h

 

 

 

10h

10

Serial Number String Descriptor Length (16 bytes)

 

 

 

11h

1C

Serial Number String Descriptor EEPROM Word Offset (1Ch)

 

 

Corresponds to EEPROM Byte Offset 38h

 

 

 

12h

00

Configuration String Descriptor Length (0 bytes - NA)

 

 

 

13h

00

Configuration String Descriptor Word Offset (Don’t Care)

 

 

 

14h

00

Interface String Descriptor Length (0 bytes - NA)

 

 

 

15h

00

Interface String Descriptor Word Offset (Don’t Care)

 

 

 

16h

12

Hi-Speed Device Descriptor Length (18 bytes)

 

 

 

17h

24

Hi-Speed Device Descriptor Word Offset (24h)

 

 

Corresponds to EEPROM Byte Offset 48h

 

 

 

18h

12

Hi-Speed Configuration and Interface Descriptor Length (18 bytes)

 

 

 

19h

2D

Hi-Speed Configuration and Interface Descriptor Word Offset (2Dh)

 

 

Corresponds to EEPROM Byte Offset 5Ah

 

 

 

1Ah

12

Full-Speed Device Descriptor Length (18 bytes)

 

 

 

1Bh

36

Full-Speed Device Descriptor Word Offset (36h)

 

 

Corresponds to EEPROM Byte Offset 6Ch

 

 

 

1Ch

12

Full-Speed Configuration and Interface Descriptor Length (18bytes)

 

 

 

1Dh

3F

Full-Speed Configuration and Interface Descriptor Word Offset (3Fh)

 

 

Corresponds to EEPROM Byte Offset 7Eh

 

 

 

1Eh

0A

Size of Manufacturer ID String Descriptor (10 bytes)

 

 

 

1Fh

03

Descriptor Type (String Descriptor - 03h)

 

 

 

Revision 1.7 (10-02-08)

24

SMSC LAN9500/LAN9500i

 

DATASHEET