AT45DB081E datasheet(48/79 Pages) DIALOG

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AT45DB081E

DS-AT45DB081E–028K–03-2021

Table 16-3.

Protection and Security Commands

Table 16-4.

Additional Commands

Table 16-5.

Legacy Commands 1

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

58h

Auto Page Rewrite

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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