User Manual

56
AT45DB041E [ADVANCE DATASHEET]
8783B–DFLASH–11/2012
Figure 24-3. Main Memory Page to Buffer Transfer
Data From the selected Flash Page is read into either SRAM Buffer
Figure 24-4. Buffer Read
CS
SI (Input)
CMD XXXX, PA10-7 PA6-0, XX XXXX XXXX
Starts Reading Page Data into Buffer
Binary Page Size
XXXXX, A18-A16 + A15- A8 + 8 Dummy Bits
SO (Output)
CS
SI (Input)
SO (Output)
n
CMD XXXX XXXX XXXX XXXX BFA7-0 X
Address for Binary Page Size
16 Dummy Bits + BFA7-BFA0
n n + 1
No Dummy Byte (opcodes D1H and D3H)
1 Dummy Byte (opcodes D4H and D6H)
Each transition represents eight bits