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AT45DB021E Datasheet(PDF) 39 Page - List of Unclassifed Manufacturers

Part # AT45DB021E
Description  2-Mbit DataFlash (with Extra 64-Kbits), 1.65V Minimum SPI Serial Flash Memory
PDF  68 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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AT45DB021E Datasheet(HTML) 39 Page - List of Unclassifed Manufacturers

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AT45DB021E
8789E–DFLASH–10/2013
Table 15-3. Protection and Security Commands
Table 15-4. Additional Commands
Table 15-5. Legacy Commands(1)
Note:
1. Legacy commands are not recommended for new designs.
Command
Opcode
Enable Sector Protection
3Dh + 2Ah + 7Fh + A9h
Disable Sector Protection
3Dh + 2Ah + 7Fh + 9Ah
Erase Sector Protection Register
3Dh + 2Ah + 7Fh + CFh
Program Sector Protection Register
3Dh + 2Ah + 7Fh + FCh
Read Sector Protection Register
32h
Sector Lockdown
3Dh + 2Ah + 7Fh + 30h
Read Sector Lockdown Register
35h
Freeze Sector Lockdown
34h + 55h + AAh + 40h
Program Security Register
9Bh + 00h + 00h + 00h
Read Security Register
77h
Command
Opcode
Main Memory Page to Buffer Transfer
53h
Main Memory Page to Buffer Compare
60h
Auto Page Rewrite or Read Modify Write through Buffer
58h
Deep Power-Down
B9h
Resume from Deep Power-Down
ABh
Ultra-Deep Power-Down
79h
Status Register Read
D7h
Manufacturer and Device ID Read
9Fh
Configure “Power of 2” (Binary) Page Size
3Dh + 2Ah + 80h + A6h
Configure Standard DataFlash Page Size
3Dh + 2Ah + 80h + A7h
Software Reset
F0h + 00h + 00h + 00h
Command
Opcode
Buffer Read
54H
Main Memory Page Read
52H
Continuous Array Read
68H
Status Register Read
57H



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