Instruction Manual

41
3597J–DFLASH–4/08
AT45DB321D
23.3 Buffer Read
24. Detailed Bit-level Read Waveform – RapidS Serial Interface Mode 0/Mode 3
24.1 Continuous Array Read (Legacy Opcode E8H)
24.2 Continuous Array Read (Opcode 0BH)
CMD
CS
n n+1
X
X
X..X, BFA9-8
BFA7- 0
BINARY PAGE SIZE
15 DON'T CARE + BFA8-BFA0
Each transition
represents 8 bits
SI (INPUT)
SO (OUTPUT)
No Dummy Byte (opcodes D1H and D3H)
1 Dummy Byte (opcodes D4H and D6H)
SCK
CS
SI
SO
MSB MSB
2310
11101000
675410119812 63666765646233 3431 3229 30 68 71 727069
OPCODE
AAAA AAAAA
MSB
XXXX XX
MSB MSB
DDDDDDDDDD
ADDRESS BITS 32 DON'T CARE BITS
DATA BYTE 1
HIGH-IMPEDANCE
BIT 4095/4223
OF PAGE n
BIT 0 OF
PAGE n+1
SCK
CS
SI
SO
MSBMSB
2 310
00001011
6754101198 12 39424341403833 3431 3229 304447484645
OPCODE
AAAA AAAAA
MSB
XXXX XX
MSBMSB
DDDDDDDDDD
ADDRESS BITS A21 - A0 DON'T CARE
DATA BYTE 1
HIGH-IMPEDANCE
36 3735
X
X