W25Q256JVEIQ-TR Datasheet, PDF (22/92 Pages) Winbond – 3V 256M-BIT SERIAL FLASH MEMORY WITH DUAL/QUAD SPI

W25Q256JV
7.1.16 W25Q256JV Status Register Memory Protection (WPS = 0, CMP = 1)
STATUS REGISTER⁽¹⁾
TB BP3 BP2 BP1 BP0
X
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
1
1
0
0
1
0
0
0
0
1
0
1
0
0
1
1
0
0
0
1
1
1
0
1
0
0
0
0
1
0
0
1
W25Q256JV (256M-BIT / 32M-BYTE) MEMORY PROTECTION⁽²⁾
PROTECTED
BLOCK(S)
PROTECTED
ADDRESSES
PROTECTED
DENSITY
PROTECTED
PORTION
ALL
00000000h - 01FFFFFFh
ALL
ALL
0 thru 510
00000000h - 01FEFFFFh
32,704KB
Lower 511/512
0 thru 509
00000000h - 01FDFFFFh
32,640KB
Lower 255/256
0 thru 507
00000000h - 01FBFFFFh
32,512KB
Lower 127/128
0 thru 503
00000000h - 01F7FFFFh
32,256KB
Lower 63/64
0 thru 495
00000000h - 01EFFFFFh
31MB
Lower 31/32
0 thru 479
00000000h - 01DFFFFFh
30MB
Lower 15/16
0 thru 447
00000000h - 01BFFFFFh
28MB
Lower 7/8
0 thru 383
00000000h - 017FFFFFh
24MB
Lower 3/4
0 thru 255
00000000h - 00FFFFFFh
16MB
Lower 1/2
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
1
1
X
1
X
1
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
0
0
0
0
0
1
1
0
X
X
1
X
1 thru 511
2 thru 511
4 thru 511
8 thru 511
16 thru 511
32 thru 511
64 thru 511
128 thru 511
256 thru 511
NONE
NONE
00010000h - 01FFFFFFh
00020000h - 01FFFFFFh
00040000h - 01FFFFFFh
00080000h - 01FFFFFFh
00100000h - 01FFFFFFh
00200000h - 01FFFFFFh
00400000h - 01FFFFFFh
00800000h - 01FFFFFFh
01000000h - 01FFFFFFh
NONE
NONE
32,704KB
32,640KB
32,512KB
32,256KB
31MB
30MB
28MB
24MB
16MB
NONE
NONE
Upper 511/512
Upper 255/256
Upper 127/128
Upper 63/64
Upper 31/32
Upper 15/16
Upper 7/8
Upper 3/4
Upper 1/2
NONE
NONE
Notes:
1. X = don’t care
2. If any Erase or Program command specifies a memory region that contains protected data portion, this command will be
ignored.
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