R8C-12_1 Datasheet, PDF (167/198 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / R8C /Tiny SERIES

R8C/12 Group
17.4 CPU Rewrite Mode
Full status check
FMR06 =1
and
FMR07=1?
No
Yes
Command sequence error
Command sequence error
Execute the clear status register command
(set these status flags to 0)
Check if command is properly input
Re-execute the command
FMR07=0?
Yes
No
Erase error
Yes
FMR06=0?
No
Program error
Erase error
Execute the clear status register command
(set these status flags to 0)
Erase command
re-execution times
≤ 3 times?
No ^{Block targeting for}
erasure
cannot be used
Yes
Re-execute block erase command
Program error
Execute the clear status register command
(set these status flags to 0)
Full status check completed
Specify the other address besides the
write address where the error occurs for
the program address ⁽¹⁾
NOTES:
1. To rewrite to the address where the program error occurs,
check if the full status check is complete normally and write to
the address after the block erase command is executed.
Re-execute program command
Figure 17.12 Full Status Check and Handling Procedure for Each Error
Rev.1.20 Jan 27, 2006 page 157 of 181
REJ09B0110-0120