n25q256 Numonyx, n25q256 Datasheet - Page 134

• Manufacturer Part Number: n25q256
• Description: 256-mbit 3 V, Multiple I/o, 4-kbyte Subsector Erase, Xip Enabled, Serial Flash Memory With 108 Mhz Spi Bus Interface
• Manufacturer: Numonyx

Instructions
Table 25.
134/186
MIORDID
RDSFDP
QCFR
QCFR4BYTE
ROTP
WREN
WRDI
QCPP
POTP
SSE
SE
BE
PER
PES
RDSR
WRSR
RDLR
WRLR
RFSR
CLFSR
RDNVCR
WRNVCR
RDVCR
Instruction
Instruction set: QIO-SPI protocol (page 1 of 2)
Multiple I/O read identification
Read Serial Flash Discovery
Parameter
Quad Command Fast Read
Quad Command Fast Read using 4
Byte Address
Read OTP (Read of OTP area)
Write Enable
Write Disable
Quad Command Page Program
Program OTP (Program of OTP
area)
SubSector Erase
Sector Erase
Bulk Erase
Program/Erase Resume
Program/Erase Suspend
Read Status Register
Write Status Register
Read Lock Register
Write to Lock Register
Read Flag Status Register
Clear Flag Status Register
Read NV Configuration Register
Write NV Configuration Register
Read Volatile Configuration
Register
Description
1010 1111
01011010
0000 1011
0110 1011
1110 1011
0000 1100
0110 1100
1110 1100
0100 1011
0000 0110
0000 0100
0000 0010
0011 0010
0001 0010
0100 0010
0010 0000
1101 1000
1100 0111
0111 1010
0111 0101
0000 0101
0000 0001
1110 1000
1110 0101
0111 0000
0101 0000
1011 0101
1011 0001
1000 0101
Instruction
Code (BIN)
Micron Technology, Inc., reserves the right to change products or specifications without notice.
One-byte
EBh
75h
01h
E5h
50h
B5h
AFh
5Ah
0Bh
6Bh
0Ch
6Ch
ECh
4Bh
06h
04h
02h
32h
12h
42h
20h
D8h
C7h
7Ah
05h
E8h
70h
B1h
85h
Instruction
One-byte
(HEX)
Code
©2010 Micron Technology, Inc. All rights reserved.
0
3
3/4
3/4
3/4
4
4
4
3/4
0
0
3/4
3/4
3/4
3/4
3/4
3/4
0
0
0
0
0
3/4
3/4
0
0
0
0
0
Address
bytes
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
0
8
10
10
10
10
10
10
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Dummy
clock
cycle
N25Q256 - 3 V
(2)
(2)
(2)
(2)
(2)
(2)
(2)
1 to 3
1 to
1 to
1 to
1 to
1 to
1 to
1 to 65
0
0
1 to 256
1 to 256
1 to 256
1 to 65
0
0
0
0
0
1 to
1
1 to
1
1 to
0
2
2
1 to
1 to
bytes
Data
∞
∞
∞
∞
∞
∞
∞
∞
∞
∞
∞