AT45DQ161 Datasheet, PDF (58/81 Pages) List of Unclassifed Manufacturers – 16-Mbit DataFlash (with Extra 512-Kbits), 2.3V or 2.5V Minimum SPI Serial Flash Memory with Dual-I/O and Quad-I/O Support

Figure 21-2. Command Sequence for Read/Write Operations for Page Size 512 bytes
(Except Status Register Read, Manufacturer and Device ID Read, Configuration Register Write and Read)
SI (INPUT)
CMD 8-bits 8-bits 8-bits
MSB
XXX XXXX XXXXXXXXX XXXX XXXX
LSB
3 Dummy Bits
Page Address
(A20 - A9)
Byte/Buffer Address
(A8 - A0/BFA8 - BFA0)
Figure 21-3. Command Sequence for Read/Write Operations for Page Size 528 bytes
(Except Status Register Read, Manufacturer and Device ID Read, Configuration Register Write and Read)
SI (INPUT)
CMD 8-bits 8-bits 8-bits
MSB
XX XX XXXX XXXX XXXX XXXX XXXX
LSB
2
Page Address
Dummy Bits _{(PA11 - PA0)}
Byte/Buffer Address
(BA9 - BA0/BFA9 - BFA0)
AT45DQ161 [PRELIMINARY DATASHEET] 58
8790B–DFLASH–10/2013