Rainbow Electronics AT45DB161D - Manual (Page 37)

37
3500O–DFLASH–11/2012
AT45DB161D
23.1 Main Memory Page Read
23.2 Main Memory Page to Buffer Transfer (Data from Flash Page Read into Buffer)
23.3 Buffer Read
SI (INPUT) CMD PA11-6 , PA5-0, BA9-8 X
CS
n n+1 SO (OUTPUT)
BA7-0
4 Dummy Bytes
X
ADDRESS FOR BINARY PAGE SIZE
A20-A16 A15-A8 A7-A0
Starts reading page data into buffer
SI (INPUT) CMD PA11-6 PA5-0, XX
CS
SO (OUTPUT)
XXXX XXXX
BINARY PAGE SIZE
A20-A9 + 9 DON'T CARE BITS
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 eights bits
SI (INPUT)
SO (OUTPUT)
No Dummy Byte (opcodes D1H and D3H)
1 Dummy Byte (opcodes D4H and D6H)