Справочник Пользователя для AMD LX 900@1.5W
AMD Geode™ LX Processors Data Book
531
Security Block Register Descriptions
33234H
6.12.3.21 SB EEPROM Address (SB_EEPROM_ADDR)
6.12.3.22 SB EEPROM Data (SB_EEPROM_DATA)
This register contains the Data bits for writing to or reading from the EEPROM.
SB Memory Offset 804h
Type
Type
R/W
Reset Value
000000FFh
SB_EEPROM_ADDR Register Map
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
RSVD
RSVD
EE_ADDR
SB_EEPROM_ADDR Bit Descriptions
Bit
Name
Description
31:11
RSVD
Reserved.
10:8
RSVD
Reserved. These bits are reserved for future expansion of the EEPROM size and must
be written to 0.
be written to 0.
7:0
EE_ADDR
EEPROM Address. This is the 8-bit address for accessing one of the 256 bytes within
the EEPROM array.
the EEPROM array.
SB Memory Offset 808h
Type
Type
R/W
Reset Value
00000000h
SB_EEPROM_DATA Register Map
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
RSVD
EE_DATA
SB_EEPROM_DATA Bit Descriptions
Bit
Name
Description
31:8
RSVD
Reserved.
7:0
EE_DATA
EEPROM Data. This register holds the 8-bit data value to be written the EEPROM array
or the data most recently read from the array. Note that when reading a hidden location,
this register will return the previous read or write data with no indication of an error.
Writes to locked locations are ignored with no indication of an error.
or the data most recently read from the array. Note that when reading a hidden location,
this register will return the previous read or write data with no indication of an error.
Writes to locked locations are ignored with no indication of an error.