P30-65nm
Figure 33: BEFP Flowchart
Setup Phase
Start
Program/Verify Phase
Exit Phase
Read Status
Register
Read Status
Register
A
B
Issue BEFP Setup Cmd
(Data = 0x80)
No (SR.0=1)
Buffer Ready ?
No (SR.7=0)
BEFP Exited ?
Issue BEFP Confirm Cmd
(Data = 00D0h)
Yes (SR.0=0)
Write Data Word to Buffer
Yes (SR.7=1)
BEFP
Setup
Delay
Full Status
Register check for
errors
No
Buffer Full ?
Yes
Read Status
Register
Finish
Read Status
Register
Yes (SR.7=0)
BEFP Setup
Done ?
A
No (SR.0=1)
No (SR.7=1)
Program
Done ?
SR Error Handler
(User-Defined)
Yes (SR.0=0)
Exit
Program
Yes
More Data ?
No
Write 0xFFFFh outside Block
B
Datasheet
75
Sept 2012
OrderNumber:208042-06