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GD25LQ256C Datasheet, PDF (12/68 Pages) ELM Electronics – 256M-bit Serial Flash
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GD25LQ256CWIGx 1.8V Uniform Sector Dual and Quad Serial Flash
http://www.elm-tech.com
Table 2. Commands (Standard/Dual/Quad SPI) (3-byte mode)
Command Name Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 n-Bytes
Write Enable
Write Disable
Volatile SR Write Enable
Read Status Register
Read Status Register-1
Write Status Register
Read Data
Fast Read
Dual Output Fast Read
Dual I/O Fast Read
Quad Output Fast Read
Quad I/O Fast Read
06H
04H
50H
05H
35H
01H
03H
0BH
3BH
BBH
6BH
EBH
Quad I/O Word Fast Read (7) E7H
Page Program
02H
Quad Page Program
32H
Sector Erase
20H
Block Erase (32K)
52H
Block Erase (64K)
D8H
Chip Erase
C7/60H
Enable QPI
38H
Enable Reset
66H
Reset
99H
Set Burst with Wrap
77H
Program/Erase Suspend
75H
Program/Erase Resume
7AH
Release From Deep Power-
Down, And Read Device ID
ABH
Release From Deep
Power-Down
ABH
Deep Power-Down
B9H
Manufacturer/Device ID
90H
Manufacturer/Device ID
by Dual I/O
92H
Manufacturer/Device ID
by Quad I/O
94H
Read Identification
9FH
Read Serial Flash
Discoverable Parameter (10)
5AH
Erase Security Registers (8) 44H
Program Security Registers (8) 42H
Read Security Registers (8)
48H
Enable 4-byte Mode
B7H
Disable 4-byte Mode
E9H
(S7-S0)
(S15-S8)
(S7-S0)
A23-A16
A23-A16
A23-A16
A23-A8 (2)
A23-A16
A23-A0
M7-M0 (4)
A23-A0
M7-M0 (4)
A23-A16
A23-A16
A23-A16
A23-A16
A23-A16
W6-W4
dummy
dummy
A23-A8
A23-A0,
M[7:0]
(M7-M0)
A23-A16
A23-A16
A23-A16
A23-A16
(S15-S8)
A15-A8
A15-A8
A15-A8
A7-A0
M7-M0 (2)
A15-A8
dummy (5)
dummy (6)
A15-A8
A15-A8
A15-A8
A15-A8
A15-A8
dummy
dummy
A7-A0,
M[7:0]
dummy
(ID15- ID8)
A15-A8
A15-A8
A15-A8
A15-A8
A7-A0
A7-A0
A7-A0
(D7-D0) (Next byte)
dummy (D7-D0)
dummy (D7-D0) (1)
(D7-D0) (1)
A7-A0 dummy (D7-D0) (3)
(D7-D0) (3)
(D7-D0) (3)
A7-A0
A7-A0
A7-A0
A7-A0
A7-A0
(D7-D0) Next byte
(D7-D0) (3)
dummy (ID7-ID0)
00H
(M7-M0)
(ID7-ID0)
(M7-M0)
(ID7-ID0)
(ID7- ID0)
(M7- M0)
(ID7-ID0)
A7-A0 dummy (D7-D0)
A7-A0
A7-A0
A7-A0
(D7-D0) (D7-D0)
dummy (D7-D0)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
(continuous)
68 - 12
Rev.1.0
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