DM8603EP DAVICOM [Davicom Semiconductor, Inc.], DM8603EP Datasheet - Page 64

• Manufacturer Part Number: DM8603EP
• Description: 10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
• Manufacturer: DAVICOM [Davicom Semiconductor, Inc.]

8. EEPROM Format
Preliminary datasheet
DM8603-12-DS-P01
November 8, 2010
Port 2 MAC Control
PHY Vendor ID
PHY Device ID
Load Control 0
RESERVED
RESERVED
RESERVED
RESERVED
PHY control
Product ID
Vendor ID
Signature
Name
0Bh~0Ch
01h~02h
Word
0Dh
03h
04h
07h
0Ah
00h
05h
06h
08h
09h
When this word is 1049h, the EEPROM data is valid and can be
loaded to DM8603.
Reserved
Set to “0000h” in application
2 byte vendor ID (Default: 0A46h)
2 byte product ID (Default: 8603h)
Reserved
Set to “0000h” in application
PHY Auto-MDIX Control
Reserved
Set to “0000h” in application
2 byte PHY ID1
2 byte PHY ID2
Reserved
Set to “0000h” in application
Port 2 MAC Control
Bit [01:00]
Bit [03:02]
Bit [05:04]
Bit [07:06]
Bit [09:08]
Bit [11:10]
Bit [13:12]
Bit [15:14]
If bit [5:4] of word 03h is “01b”,
If bit [7:6] of word 03h is “01b”,
Bit[15:0] will be loaded to PHY Vendor ID.
If bit [7:6] of word 03h is “01b”,
Bit[15:0] will be loaded to PHY Device ID.
If bit [1:0] of word 03h is “01b”,
Bit [15:0] will be loaded to REG 18h.10h
If bit [1:0] of word 03h is “01b”,
Bit [15:0] will be loaded to REG 18h.11h
10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
Bit [07:00]
Bit [08]
Bit [13:09]
Bit [14]
Bit [15]
= Load enable of word 04h & 05h
= Reserved
= Load enable of word 07h
= Load enable of word 09h & 0Ah
= Load enable of word 0Dh
= Reserved
= Reserved
= Reserved
= Reserved
= PHY LFP control
= Reserved
= Port 1 AUTO-MDIX control
= Port 0 AUTO-MDIX control
01b: Enable, 00b/10b/11b: Disable
Set to “00b” or “11b” in application
01b: Enable, 00b/10b/11b: Disable
01b: Enable, 00b/10b/11b: Disable
01b: Enable, 00b/10b/11b: Disable
Set to “00b” or “11b” in application
Set to “00b” or “11b” in application
Set to “00b” or “11b” in application
1: ON, 0: OFF
1: ON, 0: OFF(default ON)
1: ON 0: OFF(default ON)
Description
DM8603
64