R5F21122FP#U0 Renesas Electronics America, R5F21122FP#U0 Datasheet - Page 78

• Manufacturer Part Number: R5F21122FP#U0
• Description: IC R8C MCU FLASH 8K 32LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/12r

Specifications of R5F21122FP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: SIO, UART/USART
• Peripherals: LED, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-LQFP
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521134EPB00 - KIT EMULATOR PROBE FOR PC7501R0E521134CPE00 - EMULATOR COMPACT R8C/13
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/12 Group
Rev.1.20
REJ09B0110-0120
Figure 12.13 PREY Register, TYSC Register, TYPR Register, and TYZOC Register
Jan 27, 2006
b 7
b 7
b 7
P r e s c a l e r Y r e g i s t e r
T i m e r Y s e c o n d a r y r e g i s t e r
T i m e r Y , Z o u t p u t c o n t r o l r e g i s t e r
b 7 b 6 b 5 b 4 b 3 b 2 b 1 b 0
N O T E S :
T i m e r Y p r i m a r y r e g i s t e r
1 . T h e v a l u e s o f T Y P R r e g i s t e r a n d T Y S C r e g i s t e r a r e r e l o a d e d t o t h e c o u n t e r a l t e r n a t e l y f o r c o u n t i n g .
2 . T h e c o u n t v a l u e c a n b e r e a d o u t b y r e a d i n g t h e T Y P R r e g i s t e r e v e n w h e n t h e s e c o n d a r y p e r i o d i s b e i n g
N O T E S :
N O T E S :
1 . T h e v a l u e s o f T Y P R r e g i s t e r a n d T Y S C r e g i s t e r a r e r e l o a d e d t o t h e c o u n t e r a l t e r n a t e l y f o r c o u n t i n g .
1 . T h i s b i t i s s e t t o " 0 " w h e n t h e o u t p u t o f o n e - s h o t w a v e f o r m i s c o m p l e t e d . T h e T Z O S b i t s h o u l d b e s e t t o " 0 " i f t h e
2 . T h i s b i t i s e n a b l e d o n l y w h e n o p e r a t i n g i n p r o g r a m m a b l e w a v e f o r m g e n e r a t i o n m o d e .
3 . I f e x e c u t i n g a n i n s t r u c t i o n w h i c h c h a n g e s t h i s r e g i s t e r w h e n t h e T Z O S b i t i s “ 1 ” ( d u r i n g t h e c o u n t ) , t h e T Z O S i s
c o u n t e d .
e x e c u t e a n i n s t r u c t i o n w h i c h c h a n g e s t h i s r e g i s t e r w h e n t h e T Z O S b i t i s “ 0 ” ( o n e s h o t s t o p ) .
a u t o m a t i c a l l y s e t t o “ 0 ” w h e n t h e c o u n t c o m p l e t e s w h i l e t h e i n s t r u c t i o n i s e x e c u t e d . I f t h i s c a u s e s s o m e p r o b l e m s ,
o n e - s h o t w a v e f o r m o u t p u t i s t e r m i n a t e d b y s e t t i n g t h e T Z S b i t i n t h e T Y Z M R t o " 0 " d u r i n g t h e w a v e f o r m o u t p u t .
page 66 of 181
b 0
b 0
b 0
B i t s y m b o l
T Z O S
T Y O C N T
T Z O C N T
P r o g r a m m a b l e
w a v e f o r m g e n e r a t i o n
m o d e
T i m e r m o d e
P r o g r a m m a b l e
w a v e f o r m g e n e r a t i o n
m o d e
P r o g r a m m a b l e
w a v e f o r m g e n e r a t i o n
m o d e
( b 7 - b 3 )
T i m e r m o d e
T i m e r m o d e
S y m b o l
T Y Z O C
M o d e
M o d e
M o d e
Timer Z programmable
waveform generation
output switching bit
T i m e r Z o n e - s h o t
s t a r t b i t
T i m e r Y p r o g r a m m a b l e
w a v e f o r m g e n e r a t i o n
o u t p u t s w i t c h i n g b i t
N o t h i n g i s a s s i g n e d .
W h e n w r i t e , s e t t o " 0 " . W h e n r e a d , i t s c o n t e n t i s " 0 " .
( 3 )
Bit name
( 1 )
S y m b o l
S y m b o l
S y m b o l
D i s a b l e d
U n d e r f l o w o f P r e s c a l e r Y i s
c o u n t e d
P R E Y
I n t e r n a l c o u n t s o u r c e o r C N T R 1
i n p u t i s c o u n t e d
I n t e r n a l c o u n t s o u r c e i s c o u n t e d
U n d e r f l o w o f P r e s c a l e r Y i s
c o u n t e d
U n d e r f l o w o f P r e s c a l e r Y i s
c o u n t e d
T Y P R
T Y S C
A d d r e s s
0 0 8 A
(2)
1 6
( 2 )
( 1 )
( 1 )
F u n c t i o n
F u n c t i o n
F u n c t i o n
0 : O u t p u t s p r o g r a m m a b l e w a v e f o r m
1 : O u t p u t s t h e v a l u e o f P 3
0 : O u t p u t s p r o g r a m m a b l e w a v e f o r m
1 : O u t p u t s t h e v a l u e o f P 3
0 : S t o p s o n e - s h o t
1 : S t a r t s o n e - s h o t
A f t e r r e s e t
0 0
A d d r e s s
A d d r e s s
0 0 8 1
A d d r e s s
0 0 8 3
1 6
0 0 8 2
1 6
1 6
1 6
Function
S e t t i n g r a n g e
0 0
S e t t i n g r a n g e
S e t t i n g r a n g e
2
1
0 0
0 0
0 0
0 0
A f t e r r e s e t
A f t e r r e s e t
A f t e r r e s e t
p o r t r e g i s t e r
p o r t r e g i s t e r
1 6
1 6
1 6
1 6
1 6
F F
F F
F F
t o F F
t o F F
t o F F
t o F F
t o F F
1 6
1 6
1 6
1 6
1 6
1 6
1 6
1 6
12.2 Timer (Timer Y)
R W
R W
R W
R W
W O
R W
R W
R W
R W
R W
R W
R W
( 2 )