Rainbow Electronics W25X64 User Manual
Page 14

W25X16, W25X32, W25X64
- 14 -
11.1.7 Status Register Memory Protection
STATUS REGISTER
(1)
W25X64 (64M-BIT) MEMORY PROTECTION
TB BP2 BP1 BP0 BLOCK(S)
ADDRESSES
DENSITY
(KB)
PORTION
x 0 0 0 NONE
NONE
NONE
NONE
0
0
0
1
126 and 127
7E0000h - 7FFFFFh
1M -bit
Upper 1/64
0
0
1
0
124 and 127
3C0000h - 7FFFFFh
2M-bit
Upper 1/32
0
0
1
1
120 thru 127
780000h - 7FFFFFh
4M-bit
Upper 1/16
0
1
0
0
112 thru 127
700000h - 7FFFFFh
8M-bit
Upper 1/8
0
1
0
1
96 thru 127
600000h - 7FFFFFh
16M-bit
Upper 1/4
0
1
1
0
64 thru 127
500000h - 7FFFFFh
32M-bit
Upper 1/2
1
0
0
1
0 and 1
000000h - 01FFFFh
1M-bit
Lower 1/64
1
0
1
0
0 thru 3
000000h - 03FFFFh
2M-bit
Lower 1/32
1
0
1
1
0 thru 7
000000h - 07FFFFh
4M-bit
Lower 1/16
1
1
0
0
0 thru 15
000000h – 0FFFFFh
8M-bit
Lower 1/8
1
1
0
1
0 thru 31
000000h – 1FFFFFh
16M-bit
Lower 1/4
1
1
1
0
0 thru 63
000000h – 3FFFFFh
16M-bit
Lower 1/4
x
1
1
1
0 thru 127
000000h - 7FFFFFh
64M-bit
ALL
STATUS REGISTER
(1)
W25X32 (32M-BIT) MEMORY PROTECTION
TB BP2 BP1 BP0 BLOCK(S)
ADDRESSES
DENSITY
(KB)
PORTION
x 0 0 0 NONE
NONE
NONE
NONE
0
0
0
1
63
3F0000h - 3FFFFFh
512K-bit
Upper 1/64
0
0
1
0
62 and 63
3E0000h - 3FFFFFh
1M-bit
Upper 1/32
0
0
1
1
60 thru 63
3C0000h - 3FFFFFh
2M-bit
Upper 1/16
0
1
0
0
56 thru 63
380000h - 3FFFFFh
4M-bit
Upper 1/8
0
1
0
1
48 thru 63
300000h - 3FFFFFh
8M-bit
Upper 1/4
0
1
1
0
32 thru 63
200000h - 3FFFFFh
16M-bit
Upper 1/2
1
0
0
1
0
000000h - 00FFFFh
512K-bit
Lower 1/64
1
0
1
0
0 and 1
000000h - 01FFFFh
1M-bit
Lower 1/32
1
0
1
1
0 thru 3
000000h - 03FFFFh
2M-bit
Lower 1/16
1
1
0
0
0 thru 7
000000h - 07FFFFh
4M-bit
Lower 1/8
1
1
0
1
0 thru 15
000000h – 0FFFFFh
8M-bit
Lower 1/4
1
1
1
0
0 thru 31
000000h – 1FFFFFh
16M-bit
Lower 1/2
x
1
1
1
0 thru 63
000000h - 3FFFFFh
32M-bit
ALL