R5F21133DFP RENESAS [Renesas Technology Corp], R5F21133DFP Datasheet - Page 189

• Manufacturer Part Number: R5F21133DFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY/R8C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

R8C/13 Group
Rev.1.20
REJ09B0111-0120
Figure 17.11 Block Erase Flow Chart (When Using Erase-suspend Function)
Jan 27, 2006
N O T E S :
1 . I n E W 0 m o d e , i n t e r r u p t v e c t o r t a b l e a n d i n t e r r u p t r o u t i n e f o r a n i n t e r r u p t u s e d s h o u l d b e
2 . t d ( S R - E S ) i s n e e d e d a f t e r a n i n t e r r u p t r e q u e s t i s g e n e r a t e d b e f o r e b e i n g a c k n o w l e d g e d .
l o c a t e d i n t h e R A M s p a c e .
T h e i n t e r r u p t t o e n t e r a n e r a s e - s u s p e n d s h o u l d b e i n i n t e r r u p t e n a b l e d s t a t u s .
< E W 1 M o d e >
< E W 0 M o d e >
Write the command code ‘20
W r i t e t h e c o m m a n d c o d e ‘ 2 0
B l o c k e r a s e c o m p l e t e d
Block erase completed
page 178 of 205
Write ‘D0
F u l l s t a t u s c h e c k
any block address
W r i t e ‘ D 0
F u l l s t a t u s c h e c k
a n y b l o c k a d d r e s s
FMR00=1?
FMR40=1
F M R 0 0 = 1 ?
F M R 4 1 = 0
F M R 4 0 = 1
Start
S t a r t
16
1 6
YES
YES
’ to the
’ t o t h e
NO
N O
16
1 6
’
’
Access to flash memory
Access to flash memory
Interrupt
Interrupt
F M R 4 6 = 1 ?
F M R 4 0 = 1
FMR41=0
REIT
R E I T
Y E S
(1, 2)
(2)
N O
17.4 CPU Rewrite Mode