LAPIS Semiconductor ML62Q1000 Series User Manual page 740

25.4.5.2 Erasing Specified Flash Memory Area
Figure 25-9 shows the flow diagram for erasing the specified flash memory area.
Initial setting command transmission (6)
Initial setting command transmission (3)
Setting for segment and address
NO
Initial setting command transmission (7)
[Note]
Ÿ
The erase process needs to be completed within 500ms.
FEUL62Q1000
Start erase
Block/chip erase command
BUSY signal confirmation
rd
3 byte is 0x00?
YES
End
Figure 25-9 Flow Diagram for Erasing Specified Flash Memory Area
ML62Q1000 Series User's Manual
Enable the erase/write/verify using the commands.
Not required if it is already enabled.
Set the segment and address using the commands.
rd
If the 3 byte of BUSY signal confirmation
command is other than 0x00, it indicates the
erase or write is in progress.
Disable the erase/write/verify using the commands.
Not required if it is already enabled.
Chapter 25 Flash Memory
25-26