W25P10 WINBOND [Winbond], W25P10 Datasheet - Page 12

• Manufacturer Part Number: W25P10
• Description: 1M-BIT, 2M-BIT AND 4M-BIT SERIAL FLASH MEMORY WITH 40MHZ SPI
• Manufacturer: WINBOND [Winbond]

7.2.1
7.2.2
Notes:
1. Data bytes are shifted with Most Significant Bit first. Byte fields with data in parenthesis “( )” indicate data being
2. The Status Register contents will repeat continuously until /CS terminates the instruction.
3. The Device ID will repeat continuously until /CS terminates the instruction.
4. The Manufacturer ID and Device ID bytes will repeat continuously until /CS terminates the instruction.
5. Unused upper address bits must be set to a 0 for the W25P10.
6. The lowest 16 address bits (A15-A0) must be set to 0.
INSTRUCTION
NAME
Write Enable
Write Disable
Read Status
Register
Write Status
Register
Read Data
Fast Read
Page Program
Sector Erase
Chip Erase
Power-down
Release Power-
down / Device ID
Manufacturer/
Device ID
MANUFACTURER ID
Winbond Serial Flash
Device ID
W25P10
W25P20
W25P40
read from the device on the DO pin.
Manufacturer and Device Identification
Instruction Set
BYTE 1
CODE
06h
04h
05h
01h
03h
0Bh
02h
D8h
C7h
B9h
ABh
90h
(1)
BYTE 2
(S7–S0)
S7–S0
A23–A16
A23–A16
A23–A16
A23–A16
dummy
dummy
(5)
(1)
BYTE 3
A15–A8
A15–A8
A15–A8
A15–A8
dummy
dummy
W25P10, W25P20 AND W25P40
EFH
(ID7-ID0)
10h
11h
12h
(M7-M0)
- 12 -
BYTE 4
A7–A0
A7–A0
A7–A0
A7–A0
dummy
00h
(6)
BYTE 5
dummy
(D7–D0)
(D7–D0)
(ID7-ID0)
(M7-M0)
BYTE 6
(Next byte)
(D7–D0)
(Next byte)
(ID7-ID0)
N-BYTES
(2)
continuous
(Next Byte)
continuous
up to 256
bytes
(3)
(4)