W25Q128BV_13 Datasheet, PDF (16/74 Pages) Winbond – 3V 128M-BIT SERIAL FLASH MEMORY WITH DUAL AND QUAD SPI

W25Q128BV
7.1.11 Status Register Memory Protection (CMP = 0)
STATUS REGISTER⁽¹⁾
SEC TB BP2 BP1 BP0
X
X0
0
0
0
00
0
1
0
00
1
0
0
00
1
1
0
01
0
0
0
01
0
1
0
01
1
0
0
10
0
1
0
10
1
0
0
10
1
1
0
11
0
0
0
11
0
1
0
11
1
0
X
X1
1
1
1
00
0
1
1
00
1
0
1
00
1
1
1
01
0
X
1
10
0
1
1
10
1
0
1
10
1
1
1
11
0
X
W25Q128BV (128M-BIT) MEMORY PROTECTION⁽³⁾
PROTECTED
BLOCK(S)
PROTECTED
ADDRESSES
PROTECTED PROTECTED
DENSITY
PORTION⁽²⁾
NONE
NONE
NONE
NONE
252 thru 255 FC0000h – FFFFFFh
256KB
Upper 1/64
248 thru 255
240 thru 255
F80000h – FFFFFFh
F00000h – FFFFFFh
512KB
1MB
Upper 1/32
Upper 1/16
224 thru 255 E00000h – FFFFFFh
2MB
Upper 1/8
192 thru 255 C00000h – FFFFFFh
4MB
Upper 1/4
128 thru 255 800000h – FFFFFFh
8MB
Upper 1/2
0 thru 3
000000h – 03FFFFh
256KB
Lower 1/64
0 thru 7
000000h – 07FFFFh
512KB
Lower 1/32
0 thru 15
000000h – 0FFFFFh
1MB
Lower 1/16
0 thru 31
000000h – 1FFFFFh
2MB
Lower 1/8
0 thru 63
000000h – 3FFFFFh
4MB
Lower 1/4
0 thru 127 000000h – 7FFFFFh
8MB
Lower 1/2
0 thru 255 000000h – FFFFFFh
16MB
ALL
255
FFF000h – FFFFFFh
4KB
U - 1/4096
255
FFE000h – FFFFFFh
8KB
U - 1/2048
255
FFC000h – FFFFFFh
16KB
U - 1/1024
255
FF8000h – FFFFFFh
32KB
U - 1/512
0
000000h – 000FFFh
4KB
L - 1/4096
0
000000h – 001FFFh
8KB
L - 1/2048
0
000000h – 003FFFh
16KB
L - 1/1024
0
000000h – 007FFFh
32KB
L - 1/512
Notes:
1. X = don’t care
2. L = Lower; U = Upper
3. If any Erase or Program command specifies a memory region that contains protected data portion, this command will be ignored.
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