S25FS256S datasheet(149/154 Pages) SPANSION

149 / 154 page

November 6, 2013 S25FS-S_00_04

S25FS-S Family

149

Da ta

Shee t

(Prelim i nar y )

This parameter type (Parameter ID F0h) may appear multiple times and have a different length each time.

The parameter is used to reserve space in the ID-CFI map or to force space (pad) to align a following

parameter to a required boundary.

Table 12.33 CFI Alternate Vendor-Specific Extended Query Parameter F0h RFU

Parameter Relative

Byte Address

Offset

Data

Description

00h

F0h

Parameter ID (RFU)

01h

0Fh

Parameter Length (The number of following bytes in this parameter. Adding this value to the

current location value +1 = the first byte of the next parameter)

02h

FFh

RFU

...

FFh

RFU

10h

FFh

RFU

Table 12.34 CFI Alternate Vendor-Specific Extended Query Parameter A5h, JEDEC SFDP (Sheet 1 of 2)

Parameter

Relative Byte

Address Offset

SFDP Relative

Dword

Address Offset

Data

Description

00h

N/A

A5h

CFI Parameter ID (JEDEC SFDP)

01h

N/A

3Ch

Parameter Length (The number of following bytes in this parameter. Adding this

value to the current location value +1 = the first byte of the next parameter).

02h

00h

JEDEC SFDP

Parameter

Dword-1

FFh

Start of SFDP JEDEC parameter

Bits 7:5 = unused = 111b

Bit 4 = 06h is Status Register write instruction = 1

Bit 3 = 00h must be written to Status Register to enable program and erase = 1

Bit 2 = Program Buffer > 64 bytes = 1

Bits 1:0 = Uniform 4-kB erase unavailable = 11b

03h

FFh

Uniform 4-kB erase opcode = not supported = FFh

04h

B2h

(FSxxxSAG)

BAh

(FSxxxSDS)

Bit 23 = Unused = 1b

Bit 22 = Supports Quad Out (1-1-4) Read = No = 0b

Bit 21 = Supports Quad I/O (1-4-4) Read = Yes = 1b

Bit 20 = Supports Dual I/O (1-2-2) Read = Yes = 1b

Bit19 = Supports DDR 0= No, 1 = Yes

Bit 18:17 = Number of Address Bytes, 3 or 4 = 01b

Bit 16 = Supports Dual Out (1-1-2) Read = No = 0b

05h

FFH

Bits 31:24 = Unused = FFh

06h

01h

JEDEC SFDP

Parameter

Dword-2

FFh

Density in bits, zero based

07h

FFh

08h

FFh

09h

07h (128 Mb)

0Fh (256 Mb)

0Ah

02h

JEDEC SFDP

Parameter

Dword-3

48h

Bits 7:5 = number of Quad I/O (1-4-4) Mode cycles = 010b

Bits 4:0 = number of Quad I/O Dummy cycles = 01000b (Initial Delivery State)

0Bh

EBh

Quad I/O instruction code

0Ch

FFh

Bits 23:21 = number of Quad Out (1-1-4) Mode cycles = 111b

Bits 20:16 = number of Quad Out Dummy cycles = 11111b

0Dh

FFh

Quad Out instruction code

0Eh

03h

JEDEC SFDP

Parameter

Dword-4

FFh

Bits 7:5 = number of Dual Out (1-1-2) Mode cycles = 111b

Bits 4:0 = number of Dual Out Dummy cycles = 11111b

0Fh

FFh

Dual Out instruction code

10h

88h

Bits 23:21 = number of Dual I/O (1-2-2) Mode cycles = 100b

Bits 20:16 = number of Dual I/O Dummy cycles = 01000b (Initial Delivery State)

11h

BBh

Dual I/O instruction code

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