Owner's manual

43
3639J–DFLASH–11/2012
AT45DB011D
24.9 Read Security Register (Opcode 77H)
24.10 Status Register Read (Opcode D7H)
24.11 Manufacturer and Device Read (Opcode 9FH)
SCK
CS
SI
SO
MSB MSB
2310
01110111
675410119812 373833 36353431 3229 30 39 40
OPCODE
XXXX XXXXX
MSB MSB
DDDDDDDDD
DON'T CARE
DATA BYTE 1
HIGH-IMPEDANCE
SCK
CS
SI
SO
MSB
2310
11010111
675410119812 212217 20191815 1613 14 23 24
OPCODE
MSB MSB
DDDDDD DDDD
MSB
DDDDDDDD
STATUS REGISTER DATA STATUS REGISTER DATA
HIGH-IMPEDANCE
SCK
CS
SI
SO
60
9FH
87 38
OPCODE
1FH DEVICE ID BYTE 1 DEVICE ID BYTE 2 00H
HIGH-IMPEDANCE
14 1615 22 2423 30 3231
Note: Each transition shown for SI and SO represents one byte (8 bits)