512Mb, 1Gb, 2Gb: P30-65nm
Flowcharts
Figure 22: Status Register Procedure
Start
Command Cycle
- Issue STATUS REGISTER command
- Address = any device address
- Data = 0x70
Data Cycle
- Read Status Register SR[7:0]
SR7 = 1
Yes
Set/Reset
by device
No
SR6 = 1
No
Yes
Erase Suspend
See Suspend/
Resume Flowchart
SR2 = 1
No
Yes
Program Suspend
See Suspend/
Resume Flowchart
SR5 = 1
Yes
SR4 = 1
Yes
Error
Erase failure
No
Error
Command
sequence
No
- Set by device
- Reset by user
- See Clear Status
Register Command
Yes
SR4 = 1
No
Error
Program failure
SR3 = 1
No
SR1 = 1
No
End
Yes
Error
V
PEN
/V
PP
<
V
PENLK
/V
PPLK
Yes
Error
Block locked
PDF: 09005aef845667b3
p30_65nm_MLC_512Mb-1gb_2gb.pdf - Rev. B 12/13 EN
70
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