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AT45DB321D-TU 数据表(PDF) 41 Page - ATMEL Corporation |
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AT45DB321D-TU 数据表(HTML) 41 Page - ATMEL Corporation |
41 / 57 page 41 3597N–DFLASH–04/09 AT45DB321D 23. Read Operations The following block diagram and waveforms illustrate the various read sequences available. 23.1 Main Memory Page Read 23.2 Main Memory Page to Buffer Transfer (Data from Flash Page Read into Buffer) FLASH MEMORY ARRAY PAGE (512/528 BYTES) BUFFER 2 (512/528 BYTES) BUFFER 1 (512/528 BYTES) I/O INTERFACE MAIN MEMORY PAGE TO BUFFER 1 MAIN MEMORY PAGE TO BUFFER 2 MAIN MEMORY PAGE READ BUFFER 1 READ BUFFER 2 READ SO SI (INPUT) CMD PA12-6 PA5-0, BA9-8 X CS n n+1 SO (OUTPUT) BA7-0 4 Dummy Bytes X ADDRESS FOR BINARY PAGE SIZE A21-A16 A15-A8 A7-A0 Starts reading page data into buffer SI (INPUT) CMD PA12-6 PA5-0, XX CS SO (OUTPUT) XXXX XXXX BINARY PAGE SIZE A21-A9 + 9 DON'T CARE BITS |
类似零件编号 - AT45DB321D-TU |
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