Rainbow Electronics AT45DQ321 - Manual (Page 68)

68 AT45DQ321 [ADVANCE DATASHEET]
DS-45DQ321-031–DFLASH–12/2012
Figure 25-6. Quad-output Read Array (Opcode 6Bh)
Figure 25-7. Buffer Read (Opcode D4h or D6h)
SCK
CS
I/O 0
(SI)
I/O 1
(SO)
MSB MSB
2 3 1 0
0 1 1 1 0 0 1 1
6 7 5 4 10 11 9 8 12 39 42 43 41 40 38 33 34 31 32 29 30 44 47 48 46 45
Opcode
A A A A A A A A A
MSB
X X X X X X D 4 D 0 D 0 D 4 D 4 D 4 D 0 D 0 D 0 D 4
Address Bits A21 - A0 Dummy Bits
Byte 1
OUT
Byte 4
OUT
Byte 5
OUT
Byte 3
OUT
Byte 2
OUT
High-impedance
I/O 2
(WP)
D 2 D 6 D 2 D 6 D 2 D 6 D 2 D 6 D 2 D 6
D 1 D 5 D 5
High-impedance
I/O 3
( RESET )
MSB MSB MSB MSB MSB
D 7 D3 D 7 D3 D 7 D3 D 7 D3 D 7 D3
High-impedance
36 37 35
X X
D 1 D 5 D 1 D 1 D 5 D 1 D 5
SCK
CS
SI
SO
MSB MSB
2 3 1 0
1 1 0 1 0 1 0 0
6 7 5 4 10 11 9 8 12 39 42 43 41 40 37 38 33 36 35 34 31 32 29 30 44 47 48 46 45
Opcode
X X X X A A A X X
MSB
X X X X X X X X
MSB MSB
D D D D D D D D D D
Address Bits
Binary Page Size = 15 Dummy Bits + BFA8-BFA0
Standard DataFlash Page Size =
14 Dummy Bits + BFA9-BFA0
Dummy Bits
Data Byte 1
High-impedance