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S25FS256S Datasheet(PDF) 137 Page - SPANSION

Part # S25FS256S
Description  MirrorBit Flash Non-Volatile Memory
PDF  154 Pages
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S25FS256S Datasheet(HTML) 137 Page - SPANSION

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November 6, 2013 S25FS-S_00_04
S25FS-S Family
137
Da ta
Shee t
(Prelim i nar y )
Table 12.3 Status Register 1 Volatile (SR1V)
Bits
Field
Name
Function
Type
Default State
Description
7
SRWD
Status Register
Write Disable
Volatile
Read Only
SR1NV
Volatile copy of SR1NV[7].
6
P_ERR
Programming
Error Occurred
Volatile
Read Only
1 = Error occurred.
0 = No Error.
5
E_ERR
Erase Error
Occurred
Volatile
Read Only
1= Error occurred.
0 = No Error.
4
BP2
Block
Protection
Volatile
Volatile
Protects selected range of sectors (Block) from Program
or Erase when the BP bits are configured as volatile
(CR1NV[3]=1). Volatile copy of SR1NV[4:2] when BP
bits are configured as non-volatile. User writable when
BP bits are configured as volatile.
3
BP1
2
BP0
1
WEL
Write Enable
Latch
Volatile
1 = Device accepts Write Registers (WRR and WRAR),
Program, or Erase commands.
0 = Device ignores Write Registers (WRR and WRAR),
Program, or Erase commands.
This bit is not affected by WRR or WRAR, only WREN
and WRDI commands affect this bit.
0
WIP
Write-In-
Progress
Volatile
Read Only
1= Device Busy, an embedded operation is in progress
such as Program or Erase.
0 = Ready Device is in Standby mode and can accept
commands.
This bit is not affected by WRR or WRAR, it only
provides WIP status.
Table 12.4 Status Register 2 Volatile (SR2V)
Bits
Field Name
Function
Type
Default State
Description
7
RFU
Reserved
0
Reserved for Future Use.
6
RFU
Reserved
0
Reserved for Future Use.
5
RFU
Reserved
0
Reserved for Future Use.
4
RFU
Reserved
0
Reserved for Future Use.
3
RFU
Reserved
0
Reserved for Future Use.
2
ESTAT
Erase Status
Volatile
Read Only
0
1 = Sector Erase Status command result =
Erase Completed.
0 = Sector Erase Status command result =
Erase Not Completed.
1
ES
Erase Suspend
Volatile
Read Only
0
1 = In Erase Suspend mode.
0 = Not in Erase Suspend mode.
0
PS
Program
Suspend
Volatile
Read Only
0
1 = In Program Suspend mode.
0 = Not in Program Suspend mode.



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