QT2022/32 - Data Sheet: DS3051
PMA/PMD Vendor Specific
EEPROM NVR Control Register
Bit
1.32 768
1.8000h
0
1
EEPROM NVR Read/Write Byte Count, RW
bit1 bit0 Command
0
0
1
1
0
1
0
1
reserved
reserved
read or write 1 byte
read or write 256 bytes (default)
2
3
Command Status, RO/LH
bit3 bit2 Command
0
0
1
1
0
1
0
1
no command
command completed
command in progress
previous command failed
4
5
Reserved, RO
Read/Write Command, RW
0 = read mode (default)
1 = write mode
6
Reserved, RO
7
Reserved, RO
15:8
EEPROM NVR address for single byte write/read
PMA Vendor Specific - EEPROM NVR Registers 1
Register Number = (215+7+EEPROM reg#)
Register Number = (8007h + EEPROM reg#)
Register Number = (32775 + EEPROM reg#)
Bit
MDIO Reg. 1.32775
1.8007h
MDIO Reg. 1.33030
1.8106h
...
EEPROM Reg. 0
EEPROM Reg. 255
7:0
EEPROM register 0 bit 7:0
Reserved, RO
...
EEPROM register 255 bit 7:0
Reserved, RO
15:8
Reserved, RO
1. See section Table 34, “XENPAK EEPROM Register Map,” on page 80 for more information on EEPROM register definitions
Revision 5.11
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