Renesas M16C FAMILY Hardware Manual page 171

Under development
Preliminary specification
Specifications in this manual are tentative and subject to change.
R8C/11 Group
<EW0 Mode>
Write the command code '20
Write 'D0
<EW1 Mode>
Write the command code '20
Write 'D0
Notes:
1. In EW0 mode, interrupt vector table and interrupt routine for an interrupt used should
be located in the RAM space.
Figure 17.9 Block Erase Flow Chart (When Using Erase-suspend Function)
Rev.0.91 2003 Sep 08
Start
FMR40=1
'
16
' to the uppermost
16
block address
NO
FMR00=1?
YES
Full status check
Block erase completed
Start
FMR40=1
'
16
' to the uppermost
16
block address
FMR41=0
NO
FMR00=1?
YES
Full status check
Block erase completed
page 161 of 184
17.4 CPU Rewrite Mode
Interrupt
FMR40=1
NO
FMR46=1?
YES
Access to flash memory
FMR41=0
REIT
Interrupt
Access to flash memory
REIT