Microelectronics
Inc.
BRIGHT
BM29F400T/BM29F400B
Table 3. Sector Protection Verify Electronic ID Codes
TYPE
Manufacturer Code
29F400T
29F400
29F400B
Sector Protection
Byte
Word
Byte
Word
Sector Address
V
IL
V
IH
V
IL
Note: Outputs 01H at protected sector addresses, and outputs 00H at unprotected addresses.
A17-A12
X
X
X
A6
V
IL
V
IL
V
IL
A1
V
IL
V
IL
V
IL
A0
V
IL
V
IH
V
IH
Code (Hex)
ADH
23H
22,23H
ABH
22 ABH
01H(1)
Table 4. Sector Address Tables (BM29F400T)
A17
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
Notes:
1. The address range is A17:A-1 if in byte mode (
BYTE
= V
IL
).
2. The address range is A17:A0, if in word mode (
BYTE
= V
IH
).
0
0
0
0
1
1
1
1
1
1
1
A16
0
0
1
1
0
0
1
1
1
1
1
A15
0
1
0
1
0
1
0
1
1
1
1
A14
X
X
X
X
X
X
X
0
1
1
1
A13
X
X
X
X
X
X
X
X
0
0
1
A12
X
X
X
X
X
X
X
X
0
1
X
(x8) Address Range
00000H -0FFFFH
10000H -1FFFFH
20000H -2FFFFH
30000H -3FFFFH
4 0000H-4FFFFH
50000H -5FFFFH
60000H -6FFFFH
70000H -77FFFH
78000H -79FFFH
7A000H -7BFFFH
7C000H- 7FFFFH
(x16) Address Range
00000H- 07FFFH
08000H- 0FFFFH
10000H- 17FFFH
18000H- 1FFFFH
20000H- 27FFFH
28000H- 2FFFFH
30000H- 37FFFH
38000H- 3BFFFH
3C000H- 3CFFFH
3D000H- 3DFFFH
3E000H- 3FFFFH
Table 5. Sector Address Tables (BM29F400B)
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
Notes:
1. The address range is A17:A-1 if in byte mode (
BYTE
= V
IL
).
2. The address range is A17:A0, if in word mode ( BYTE = V
IH
).
A17
0
0
0
0
0
0
0
1
1
1
1
A16
0
0
0
0
0
1
1
0
0
1
1
A15
0
0
0
0
1
0
1
0
1
0
1
A14
0
0
0
1
X
X
X
X
X
X
X
A13
0
1
1
X
X
X
X
X
X
X
X
A12
X
0
1
X
X
X
X
X
X
X
X
(x8) Address Range
00000H-03FFFH
04000H-05FFFH
06000H-07FFFH
08000H-0FFFFH
10000H-1FFFFH
20000H-2FFFFH
30000H-3FFFFH
40000H-4FFFFH
50000H-5FFFFH
60000H-6FFFFH
70000H-7FFFFH
x16) Address Range
00000H-01FFFH
02000H-02FFFH
03000H-03FFFH
04000H-07FFFH
08000H-0FFFFH
10000H-17FFFH
18000H-1FFFFH
20000H-27FFFH
28000H-2FFFFH
30000H-37FFFH
38000H-3FFFFH
A Winbond Company
-5-
Publication Release Date: December 1999
Revision A2
WINBOND [ WINBOND ]
