at45db011d ATMEL Corporation, at45db011d Datasheet - Page 44
at45db011d
Manufacturer Part Number
at45db011d
Description
1-megabit 2.7-volt Minimum Dataflash
Manufacturer
ATMEL Corporation
Datasheet
1.AT45DB011D.pdf
(52 pages)
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24.9
24.10 Status Register Read (Opcode D7H)
24.11 Manufacturer and Device Read (Opcode 9FH)
44
Read Security Register (Opcode 77H)
AT45DB011D
SCK
SO
SCK
CS
SI
SCK
SO
CS
SI
SO
CS
SI
Note: Each transition
HIGH-IMPEDANCE
HIGH-IMPEDANCE
MSB
0
HIGH-IMPEDANCE
MSB
0
1
0
1
1
0
1
1
1
OPCODE
2
OPCODE
0
9FH
2
OPCODE
1
3
1
3
0
4
6
0
4
1
5
7
shown for SI and SO represents one byte (8 bits)
1
5
1
6
8
1
6
1
7
1
MSB
1FH
7
X
MSB
8
D
STATUS REGISTER DATA
8
X
14
9
D
9
X
10 11
15
D
10 11
X
DON'T CARE
16
DEVICE ID BYTE 1
D
X
12
D
12
X
D
13 14
22
D
23
X
D
29 30
15 16
DEVICE ID BYTE 2
24
MSB
X
D
STATUS REGISTER DATA
X
D
31 32
17
MSB
D
D
18
30
D
D
33
19
31
DATA BYTE 1
D
D
34
20
32
D
D
35
21 22
D
D
36
00H
D
D
37 38
23 24
38
MSB
D
D
D
D
39 40
MSB
D
3639D–DFLASH–3/08