AT45DB011B
Table 1. Read Commands
Command
Continuous Array Read
Main Memory Page Read
Buffer Read
Status Register Read
Table 2. Program and Erase Commands
SCK Mode
Inactive Clock Polarity Low or High
SPI Mode 0 or 3
Inactive Clock Polarity Low or High
SPI Mode 0 or 3
Inactive Clock Polarity Low or High
SPI Mode 0 or 3
Inactive Clock Polarity Low or High
SPI Mode 0 or 3
Opcode
68H
E8H
52H
D2H
54H
D4H
57H
D7H
Command
Buffer Write
Buffer to Main Memory Page Program with Built-in Erase
Buffer to Main Memory Page Program without Built-in Erase
Page Erase
Block Erase
Main Memory Page Program through Buffer
Table 3. Additional Commands
Command
Main Memory Page to Buffer Transfer
Main Memory Page to Buffer Compare
Auto Page Rewrite through Buffer
SCK Mode
Any
Any
Any
Any
Any
Any
SCK Mode
Any
Any
Any
Opcode
84H
83H
88H
81H
50H
82H
Opcode
53H
60H
58H
Note:
In Tables 2 and 3, an SCK mode designation of “Any” denotes any one of the four modes of operation (Inactive Clock Polarity
Low, Inactive Clock Polarity High, SPI Mode 0, or SPI Mode 3).
11
1984J–DFLASH–06/06
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