AT45DB011D_07 Datasheet, PDF (41/52 Pages) ATMEL Corporation – 1-megabit 2.7-volt DataFlash

23.3 Buffer Read
CS
SI (INPUT)
AT45DB011D [Preliminary]
CMD
BINARY PAGE SIZE
16 DON'T CARE + BFA7-BFA0
X
X..X, BFA8 BFA7- 0
1 Dummy Byte
X
SO (OUTPUT)
Each transition
represents 8 bits
n
n+1
24. Detailed Bit-level Read Waveform – RapidS Serial Interface Mode 0/Mode 3
24.1 Continuous Array Read (Legacy Opcode E8H)
CS
SCK
SI
SO
0 1 2 3 4 5 6 7 8 9 10 11 12
29 30 31 32 33 34
62 63 64 65 66 67 68 69 70 71 72
OPCODE
ADDRESS BITS
32 DON'T CARE BITS
1 1 1 0 1 0 0 0AAAAAA
MSB
MSB
HIGH-IMPEDANCE
AAAXXXX
MSB
XX
DATA BYTE 1
DDDDDDDDDD
MSB
MSB
BIT 2047/2111
OF PAGE n
BIT 0 OF
PAGE n+1
24.2 Continuous Array Read (Opcode 0BH)
CS
SCK
SI
SO
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 41 42 43 44 45 46 47 48
OPCODE
ADDRESS BITS A16 - A0
DON'T CARE
0 0 0 0 1 0 1 1AAAAAA
MSB
MSB
HIGH-IMPEDANCE
AAAXXXXXX XX
MSB
DATA BYTE 1
DDDDDDDDDD
MSB
MSB
41
3639B–DFLASH–02/07