Datasheet

Command Definitions
Table 18: Command Set
Note 1 applies to entire table
Command Code Extended
Dual
I/O
Quad
I/O
Data
Bytes Notes
RESET Operations
RESET ENABLE 66h Yes Yes Yes 0 2
RESET MEMORY 99h
IDENTIFICATION Operations
READ ID 9E/9Fh Yes No No 1 to 20 2
MULTIPLE I/O READ ID AFh No Yes Yes 1 to 3 2
READ SERIAL FLASH
DISCOVERY PARAMETER
5Ah Yes Yes Yes 1 to ∞ 3
READ Operations
READ 03h Yes No No 1 to ∞ 4
FAST READ 0Bh Yes Yes Yes 5
DUAL OUTPUT FAST READ 3Bh Yes Yes No 1 to ∞ 5
DUAL INPUT/OUTPUT FAST READ 0Bh
3Bh
BBh
Yes Yes No 5, 11
QUAD OUTPUT FAST READ 6Bh Yes No Yes 1 to ∞ 5
QUAD INPUT/OUTPUT FAST READ 0Bh
6Bh
EBh
Yes No Yes 5, 12
FAST READ – DTR 0Dh Yes Yes Yes 1 to ∞ 6
DUAL OUTPUT FAST READ – DTR 3Dh Yes Yes No 1 to ∞ 6
DUAL INPUT/OUTPUT FAST READ – DTR 0Dh
3Dh
BDh
Yes Yes No 1 to ∞ 6
QUAD OUTPUT FAST READ – DTR 6Dh Yes No Yes 1 to ∞ 6
QUAD INPUT/OUTPUT FAST READ – DTR 0Dh
6Dh
EDh
Yes No Yes 1 to ∞ 7
4-BYTE READ 13h Yes Yes Yes 1 to ∞ 8
4-BYTE FAST READ 0Ch 9
4-BYTE DUAL OUTPUT FAST READ 3Ch Yes Yes No 1 to ∞ 9
4-BYTE DUAL INPUT/OUTPUT FAST
READ
BCh Yes Yes No 9, 11
4-BYTE QUAD OUTPUT FAST READ 6Ch Yes No Yes 1 to ∞ 9
4-BYTE QUAD INPUT/OUTPUT FAST
READ
ECh Yes No Yes 10, 12
WRITE Operations
3V, 256Mb: Multiple I/O Serial Flash Memory
Command Definitions
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n25q_256mb_65nm.pdf - Rev. W 11/16 EN
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