R5F21134DFP#U0 Renesas Electronics America, R5F21134DFP#U0 Datasheet - Page 43

• 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 6.3 OCD Register
O s c i l l a t i o n s t o p d e t e c t i o n r e g i s t e r
0
b 7
N O T E S :
1 . S e t t h e P R C 0 b i t i n t h e P R C R r e g i s t e r t o “ 1 ” ( w r i t e e n a b l e ) b e f o r e r e w r i t i n g t h i s r e g i s t e r .
2 . T h e O C D 2 b i t i s s e t t o “ 1 ” ( s e l e c t i n g o n - c h i p o s c i l l a t o r c l o c k ) a u t o m a t i c a l l y i f a m a i n c l o c k o s c i l l a t i o n s t o p
3 . T h e O C D 3 b i t i s e n a b l e d w h e n t h e O C D 1 t o O C D 0 b i t s a r e s e t t o “ 1 1
4 . T h e O C D 1 t o O C D 0 b i t s s h o u l d b e s e t t o “ 0 0
5 . T h e O C D 3 b i t r e m a i n s s e t t o “ 0 ” ( m a i n c l o c k o n ) i f t h e O C D 1 t o O C D 0 b i t s a r e s e t t o “ 0 0
6 . T h e C M 1 4 b i t g o e s t o “ 0 ” ( l o w - s p e e d o n - c h i p o s c i l l a t o r o n ) i f t h e O C D 2 b i t i s s e t t o “ 1 ” ( o n - c h i p o s c i l l a t o r
7 . R e f e r t o F i g u r e 6 . 7 “ s w i t c h i n g c l o c k s o u r c e f r o m l o w - s p e e d o n - c h i p o s c i l l a t o r t o m a i n c l o c k ” f o r t h e
b 6
0
Jan 27, 2006
i s d e t e c t e d w h i l e t h e O C D 1 t o O C D 0 b i t s a r e s e t t o “ 1 1
t h e O C D 3 b i t i s s e t t o “ 1 ” ( m a i n c l o c k s t o p s ) , t h e O C D 2 b i t r e m a i n s u n c h a n g e d w h e n t r y i n g t o w r i t e “ 0 ”
( m a i n c l o c k s e l e c t e d ) .
e n a b l e d ) .
e n t e r i n g s t o p m o d e o r o n - c h i p o s c i l l a t o r ( m a i n c l o c k s t o p s ) .
c l o c k s e l e c t e d ) .
s w i t c h i n g p r o c e d u r e w h e n t h e m a i n c l o c k r e - o s c i l l a t e s a f t e r d e t e c t i n g a n o s c i l l a t i o n s t o p .
b 5
0
b 4
0
b 3
b 2
page 32 of 205
b 1
b 0
B i t s y m b o l
(b7-b4)
O C D 0
O C D 1
O C D 2
O C D 3
Symbol
OCD
( 1 )
O s c i l l a t i o n s t o p
d e t e c t i o n e n a b l e b i t
System clock select bit
C l o c k m o n i t o r b i t
Reserved bit
B i t n a m e
2
” ( o s c i l l a t i o n s t o p d e t e c t i o n f u n c t i o n d i s a b l e d ) b e f o r e
Address
000C
2
(3 , 5 )
” ( o s c i l l a t i o n s t o p d e t e c t i o n f u n c t i o n e n a b l e d ) . I f
16
(6)
A f t e r r e s e t
b 1 b 0
0 0: The function is disabled
0 1: Do not set
1 0: Do not set
1 1: The function is enabled
0: Select main clock
1: Select on-chip oscillator clock
0: Main clock on
1: Main clock off
S e t t o " 0 "
2
04
” ( o s c i l l a t i o n s t o p d e t e c t i o n f u n c t i o n
16
Function
6. Clock Generating Circuit
(7)
2
” .
(7)
(4)
(2)
R W
RW
R W
R W
R O