n25q064 Numonyx, n25q064 Datasheet - Page 121

• Manufacturer Part Number: n25q064
• Description: 64mb 1.8v, Multiple I/o, 4kb Subsector Erase, Xip Enabled, Serial Flash Memory With 108 Mhz Spi Bus Interface
• Manufacturer: Numonyx

N25Q064 - 1.8V
9.3.18
Figure 94. Write to Lock Register instruction sequence QIO-SPI
Read Flag Status Register
The Read Flag Status Register (RFSR) instruction allows the Flag Status Register to be
read.
Apart form the parallelizing of the instruction code and the output data on the four pins DQ0,
DQ1, DQ2 and DQ3, the instruction functionality is exactly the same as the Read Flag
Status Register (RFSR) instruction of the Extended SPI protocol, please refer to
Section 9.1.27: Read Flag Status Register
DQ0
DQ2
*Address bit A23 is “Don’t Care. ”
DQ1
DQ3
S
C
Instruction
0
1
2
21 17 13 9
20 16 12 8
22 18 14 10
23 19 15 11 7
24-Bit Address*
3
4
Micron Technology, Inc., reserves the right to change products or specifications without notice.
5
for further details.
6
5
6
4
7
2
0
1
3
8
6
4
5
Lock Register In
7
9
2
0
1
3
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Instructions
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