256Mb and 512Mb (256Mb/256Mb), P30-65nm
Flowcharts
Figure 25: Status Register Procedure
Start
Command Cycle
- Issue STATUS REGISTER command
- Address = any device address
- Data = 0x70
Data Cycle
- Read Status Register SR[7:0]
No
SR[7] = 1
Yes
Erase Suspend
See Suspend/
Yes
SR[6] = 1
Resume Flowchart
No
Program Suspend
See Suspend/
Resume Flowchart
Yes
Yes
SR[2] = 1
No
Error
Command
sequence
No
SR[5] = 1
SR[4] = 1
Yes
Error
Erase failure
No
Yes
Yes
Yes
Error
Program failure
SR[4] = 1
No
Error
V
V
/V
<
SR[3] = 1
PEN PP
/V
PENLK PPLK
No
Error
Block locked
SR[1] = 1
No
End
PDF: 09005aef84566799
p30_65nm_256Mb-512mb.pdf - Rev. A 1/13 EN
Micron Technology, Inc. reserves the right to change products or specifications without notice.
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