參數(shù)資料
型號: SST49LF004B
廠商: Silicon Storage Technology, Inc.
英文描述: 4 Mbit LPC Firmware Flash
中文描述: 4兆位LPC固件閃存
文件頁數(shù): 19/39頁
文件大?。?/td> 460K
代理商: SST49LF004B
Data Sheet
4 Mbit LPC Firmware Flash
SST49LF004B
19
2003 Silicon Storage Technology, Inc.
S71232-02-000
12/03
JEDEC ID Registers
The JEDEC ID registers provide access to the manufac-
turer and device ID information with a single Read cycle.
The JEDEC ID registers for the boot device appear at
FFBC0000H and FFBC0001H in the 4 GByte system
memory map, and will appear elsewhere if the device is not
the boot device. Registers are not available for read when
the device is in Erase/Program operation. Refer to Table 2
for product identification information.
TABLE 10: B
LOCK
L
OCKING
R
EGISTERS
Register
T_BLOCK_LK
T_MINUS01_LK
T_MINUS02_LK
T_MINUS03_LK
T_MINUS04_LK
T_MINUS05_LK
T_MINUS06_LK
T_MINUS07_LK
Block Size
64K
64K
64K
64K
64K
64K
64K
64K
Protected Memory
Address Package
07FFFFH - 070000H
06FFFFH - 060000H
05FFFFH - 050000H
04FFFFH - 040000H
03FFFFH - 030000H
02FFFFH - 020000H
01FFFFH - 010000H
00FFFFH - 000000H
Memory Map
Register Address
FFBF0002H
FFBE0002H
FFBD0002H
FFBC0002H
FFBB0002H
FFBA0002H
FFB90002H
FFB80002H
T10.0 1232
TABLE 11: B
LOCK
L
OCKING
R
EGISTER
B
ITS
Reserved Bit [7..2]
000000
000000
000000
000000
Lock-Down Bit [1]
0
0
1
1
Write-Lock Bit [0]
0
1
0
1
Lock Status
Full Access
Write Locked (Default State at Power-Up)
Locked Open (Full Access Locked Down)
Write Locked Down
T11.0 1232
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