Datasheet

Section 21 Flash Memory
Page 1092 of 1384 R01UH0310EJ0500 Rev. 5.00
Sep 25, 2012
H8S/2426, H8S/2426R, H8S/2424 Group
NO
YES
FMRDY = 1?
Start
Write command code "H'20xx"*
1
Write H'D0xx to the lowest
address of the block.
Full status check *
2
*
3
End of block erase
1.
2.
3.
Write the command code and data to even addresses.
See figure 21.6.
If an erase error occurs, repeat a sequence of the clear
status register command -> block erase command at least
three times until no erase error occurs.
Notes:
Figure 21.4 Flowchart of Block Erase Command Processing