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AT45DB321E 数据表(PDF) 41 Page - Dialog Semiconductor

部件名 AT45DB321E
功能描述  32-Mbit DataFlash (with Extra 1-Mbits), 2.3V Minimum SPI Serial Flash Memory
PDF  70 Pages
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制造商  DIALOG [Dialog Semiconductor]
网页  http://www.dialog-semiconductor.com/
标志 DIALOG - Dialog Semiconductor

AT45DB321E 数据表(HTML) 41 Page - Dialog Semiconductor

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AT45DB321E
8784L–DFLASH–3/2019
Table 14-3. Protection and Security Commands
Table 14-4. Additional Commands
Table 14-5. 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 1 Transfer
53h
Main Memory Page to Buffer 2 Transfer
55h
Main Memory Page to Buffer 1 Compare
60h
Main Memory Page to Buffer 2 Compare
61h
Auto Page Rewrite through Buffer 1
58h
Auto Page Rewrite through Buffer 2
59h
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 1 Read
54H
Buffer 2 Read
56H
Main Memory Page Read
52H
Continuous Array Read
68H
Status Register Read
57H



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