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W25Q64CV Datasheet, PDF (22/79 Pages) Winbond – 3V 64M-BIT SERIAL FLASH MEMORY WITH DUAL AND QUAD SPI
W25Q64CV
7.2.4 Instruction Set Table 3 (ID, Security Instructions)
INSTRUCTION
NAME
BYTE 1
(CODE)
BYTE 2
BYTE 3
BYTE 4
BYTE 5 BYTE 6
Release Power down /
Device ID
Manufacturer/
Device ID(2)
Manufacturer/Device ID
by Dual I/O
Manufacture/Device ID
by Quad I/O
JEDEC ID
ABh
dummy
dummy
dummy
(ID7-ID0)(1)
90h
dummy
dummy
00h
(MF7-MF0) (ID7-ID0)
92h
A23-A8
A7-A0, M[7:0]
(MF[7:0], ID[7:0])
94h A23-A0, M[7:0] xxxx, (MF[7:0], ID[7:0]) (MF[7:0], ID[7:0], …)
(MF7-MF0)
9Fh
Manufacturer
(ID15-ID8)
Memory Type
(ID7-ID0)
Capacity
Read Unique ID
4Bh
dummy
dummy
dummy
dummy (ID63-ID0)
Read SFDP Register
5Ah
00h
00h
A7–A0
dummy
(D7-0)
Erase
Security Registers(3)
44h
A23–A16
A15–A8
A7–A0
Program
Security Registers(3)
42h
A23–A16
A15–A8
A7–A0
(D7-0)
(D7-0)
Read
Security Registers(3)
48h
A23–A16
A15–A8
A7–A0
dummy
(D7-0)
Notes:
1. The Device ID will repeat continuously until /CS terminates the instruction.
2. See Manufacturer and Device Identification table for Device ID information.
3. Security Register Address:
Security Register 1: A23-16 = 00h; A15-8 = 10h; A7-0 = byte address
Security Register 2: A23-16 = 00h; A15-8 = 20h; A7-0 = byte address
Security Register 3: A23-16 = 00h; A15-8 = 30h; A7-0 = byte address
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