h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 527

• Manufacturer Part Number: h8s-2628
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Increment address
Figure 19.10 Erase/Erase-Verify Flowchart
No
No
Set block start address as verify address
H'FF dummy write to verify address
All erase block erased?
Last address of block?
Set EBR1 and EBR2
Verify data = all 1s?
Read verify data
End of erasing
ESU1 bit
ESU1 bit
Disable WDT
SWE bit
Enable WDT
SWE bit
Wait 100 s
EV1 bit
EV1 bit
Wait 100 s
Wait 10 ms
Erase start
E1 bit
E1 bit
Wait 10 s
Wait 10 s
Wait 20 s
Wait 1 s
Wait 2 s
Wait 4 s
n
Yes
1
Yes
Yes
1
0
1
0
1
0
1
0
No
Rev. 3.00 Oct 04, 2005 page 487 of 598
SWE bit
Erase failure
EV1 bit
Wait 100 s
Wait 4 s
n
100?
No
0
0
Yes
n
REJ09B0155-0300
Section 19 ROM
n + 1