AT45DB161D
24.6 Buffer Read (Low Frequency: Opcode D1H or D3H)
CS
0
1
2
3
4
5
6
7
8
9
10 11 12
29 30 31 32 33 34 35 36 37 38 39 40
SCK
ADDRESS BITS
BINARY PAGE SIZE = 15 DON'T CARE + BFA8-BFA0
STANDARD DATAFLASH PAGE SIZE =
14 DON'T CARE + BFA9-BFA0
OPCODE
1
1
0
1
0
0
0
1
X
X
X
X
X
X
A
A
A
SI
MSB
MSB
DATA BYTE 1
HIGH-IMPEDANCE
D
D
D
D
D
D
D
D
D
D
SO
MSB
MSB
24.7 Read Sector Protection Register (Opcode 32H)
CS
0
1
2
3
4
5
6
7
8
9
10 11 12
29 30 31 32 33 34 35 36 37 38 39 40
SCK
SI
OPCODE
DON'T CARE
0
0
1
1
0
0
1
0
X
X
X
X
X
X
X
X
X
MSB
MSB
DATA BYTE 1
HIGH-IMPEDANCE
D
D
D
D
D
D
D
D
D
SO
MSB
MSB
24.8 Read Sector Lockdown Register (Opcode 35H)
CS
0
1
2
3
4
5
6
7
8
9
10 11 12
29 30 31 32 33 34 35 36 37 38 39 40
SCK
SI
OPCODE
DON'T CARE
0
0
1
1
0
1
0
1
X
X
X
X
X
X
X
X
X
MSB
MSB
DATA BYTE 1
HIGH-IMPEDANCE
D
D
D
D
D
D
D
D
D
SO
MSB
MSB
43
3500J–DFLASH–4/08
ATMEL [ ATMEL ]
