W25X32A Datasheet, PDF (13/45 Pages) Winbond – 32M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI

W25X32A
10.1.7 Status Register Memory Protection
STATUS REGISTER⁽¹⁾
TB BP2 BP1 BP0
x
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
x
1
1
1
Note:
1. x = don’t care
W25X32A (32M-BIT) MEMORY PROTECTION
BLOCK(S)
ADDRESSES
DENSITY
NONE
NONE
NONE
63
3F0000h – 3FFFFFh
64KB
62 and 63 3E0000h – 3FFFFFh
128KB
60 thru 63 3C0000h – 3FFFFFh
256KB
56 thru 63 380000h – 3FFFFFh
512KB
48 thru 63 300000h – 3FFFFFh
1MB
32 thru 63 200000h – 3FFFFFh
2MB
0
000000h – 00FFFFh
64KB
0 and 1
000000h – 01FFFFh
128KB
0 thru 3
000000h – 03FFFFh
256KB
0 thru 7
000000h – 07FFFFh
512KB
0 thru 15
000000h – 0FFFFFh
1MB
0 thru 31
000000h – 1FFFFFh
2MB
0 thru 63
000000h – 3FFFFFh
4MB
PORTION
NONE
Upper 1/64
Upper 1/32
Upper 1/16
Upper 1/8
Upper 1/4
Upper 1/2
Lower 1/64
Lower 1/32
Lower 1/16
Lower 1/8
Lower 1/4
Lower 1/2
ALL
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Publication Release Date: August 7, 2009
Preliminary - Revision B