R5F21134DFP#U0 Renesas Electronics America, R5F21134DFP#U0 Datasheet - Page 185

• Manufacturer Part Number: R5F21134DFP#U0
• Description: IC R8C MCU FLASH 32LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/13r

Specifications of R5F21134DFP#U0

• Core Size: 16-Bit
• Program Memory Size: 16KB (16K x 8)
• Oscillator Type: Internal
• Core Processor: R8C
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 22
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• No. Of I/o's: 22
• Eeprom Memory Size: 4KB
• Ram Memory Size: 1024Byte
• Cpu Speed: 20MHz
• No. Of Timers: 16
• Digital Ic Case: RoHS Compliant
• Controller Family/series: R8C/13
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521134EPB00 - KIT EMULATOR PROBE FOR PC7501R0E521134CPE00 - EMULATOR COMPACT R8C/13
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

R8C/13 Group
Rev.1.20
REJ09B0111-0120
Figure 17.4 FMR1 Register and FMR4 Register
F l a s h m e m o r y c o n t r o l r e g i s t e r 1
F l a s h m e m o r y c o n t r o l r e g i s t e r 4
b 7 b 6 b5 b4 b 3 b 2 b 1 b 0
0
b7 b6 b5 b4 b3 b2 b1 b0
1
N O T E S :
N O T E S :
1 . T o s e t t h i s b i t t o “ 1 ” , w r i t e “ 0 ” a n d t h e n “ 1 ” ( C P U r e w r i t e m o d e e n a b l e d ) i n s u c c e s s i o n w h e n t h e F M R 0 1
2 . T h i s b i t i s s e t t o “ 0 ” b y s e t t i n g t h e F M R 0 1 b i t t o “ 0 ” ( C P U r e w r i t e m o d e d i s a b l e d ) .
3 . W h e n t h e F M R 0 1 b i t i s “ 1 ” ( C P U r e w r i t e m o d e e n a b l e d ) , t h e F M R 1 5 a n d F M R 1 6 b i t s a r e r e w r i t a b l e .
1 . T o s e t t h i s b i t t o “ 1 ” , w r i t e “ 0 ” a n d t h e n “ 1 ” i n s u c c e s s i o n . M a k e s u r e n o i n t e r r u p t s w i l l o c c u r b e f o r e
2 . T h i s b i t i s v a l i d o n l y w h e n t h e F M R 4 0 b i t i s s e t t o “ 1 ” ( v a l i d ) a n d c a n o n l y b e w r i t t e n b e f o r e e n d i n g a n
Jan 27, 2006
T o s e t t h i s b i t t o “ 0 ” , w r i t e “ 1 ” a n d t h e n “ 0 ” i n s u c c e s s i o n .
T o s e t t h i s b i t t o “ 1 ” , w r i t e “ 1 ” .
b i t = 1 . M a k e s u r e n o i n t e r r u p t s w i l l o c c u r b e f o r e w r i t i n g “ 1 ” a f t e r w r i t i n g “ 0 ” .
w r i t i n g “ 1 ” a f t e r w r i t i n g “ 0 ” .
e r a s e a f t e r i s s u i n g a n e r a s e c o m m a n d . O t h e r t h a n t h i s p e r i o d , t h i s b i t i s s e t t o “ 0 ” .
I n E W 0 m o d e , t h i s b i t c a n b e s e t t o “ 0 ” a n d “ 1 ” b y p r o g r a m .
I n E W 1 m o d e , t h i s b i t i s a u t o m a t i c a l l y s e t t o “ 1 ” i f a m a s k a b l e i n t e r r u p t o c c u r s d u r i n g a n e r a s e o p e r a t i o n
w h i l e t h e F M R 4 0 b i t i s s e t t o “ 1 ” . T h i s b i t c a n n o t b e s e t t o “ 1 ” b y p r o g r a m . ( C a n b e s e t t o “ 0 ” . )
0
0
0
0 0
0
0
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B i t s y m b o l
B i t s y m b o l
(b4-b2)
F M R 4 0
F M R 4 1
( b 5 - b 2 )
FMR46
F M R 1 5
F M R 1 6
FMR11
(b0)
(b7)
( b 7 )
Symbol
Symbol
FMR1
FMR4
E W 1 m o d e s e l e c t b i t
R e s e r v e d b i t
Reserved bit
B l o c k 1 r e w r i t e d i s a b l e b i t
R e s e r v e d b i t
Block0 rewrite disable bit
E r a s e - s u s p e n d r e q u e s t b i t
Reserved bit
R e a d s t a t u s f l a g
R e s e r v e d b i t
Erase-suspend function
enable bit
Bit name
(1)
B i t n a m e
Address
Address
01B5
01B3
16
16
(1 , 2 )
(2 , 3 )
(2, 3)
(2 )
After reset
1000000X
After reset
01000000
0 : E W 0 m o d e
1 : E W 1 m o d e
Set to “0”
0 : R e w r i t e e n a b l e d
1 : R e w r i t e d i s a b l e d
Set to “1”
0 : Rewrite enabled
1 : Rewrite disabled
When read, its content is
indeterminate.
0 : E r a s e r e s t a r t
1 : E r a s e s u s p e n d r e q u e s t
S e t t o “ 0 ”
0 : D i s a b l e r e a d i n g
1 : E n a b l e r e a d i n g
S e t t o “ 0 ”
0 : I n v a l i d
1 : V a l i d
2
2
Function
F u n c t i o n
17.4 CPU Rewrite Mode
R W
R W
R W
R W
R W
R W
R O
R W
R W
R W
R W
R O
R O