n25q032 Numonyx, n25q032 Datasheet - Page 125

• Manufacturer Part Number: n25q032
• Description: 32-mbit 3 V, Multiple I/o, 4-kbyte Subsector Erase, Xip Enabled, Serial Flash Memory With 108 Mhz Spi Bus Interface
• Manufacturer: Numonyx

9.3.16
DQ0
DQ3
DQ1
DQ2
S
C
Read Lock Register (RDLR)
The Read Lock Register instructions is used to read the lock register content. Apart from
parallelizing the instruction code, the address, and the output data on four pins (DQ0, DQ1,
DQ2, DQ3) the instruction functionality is the same as the Read Lock Register (RDLR)
instruction of the Extended SPI protocol. Refer to
(RDLR)
Figure 89. Read Lock Register instruction and data-out sequence QIO-SPI
*Address bits A23 and A22 are “Don’t Care.”
for further details.
Instruction
0
1
21 17 13 9
20 16 12 8
2
22 18 14 10
23 19 15 11
3
*24-bit Address
4
5
6
5
4
6
7
7
1
0
2
3
8
5
4
6
7
9 10 11 12 13 14 15
1
0
3
2
Section 9.1.25: Read Lock Register
Lock Register Out
5
4
7
6
0
1
3
2
4
5
7
6
0
1
3
2
4
5
7
6
0
1
3
2
125/160