R5F21122FP#U0 Renesas Electronics America, R5F21122FP#U0 Datasheet - Page 122

• 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 14.5 ADCON0 Register and ADCON1 Register in Repeat Mode
Jan 27, 2006
A D c o n t r o l r e g i s t e r 0
A D c o n t r o l r e g i s t e r 1
b 7 b 6 b 5 b 4 b 3 b 2 b 1 b 0
b 7 b 6 b 5 b 4 b 3 b 2 b 1 b 0
0
N O T E S :
NOTES:
1. If the ADCON1 register is rewritten during A/D conversion, the conversion result is indeterminate.
2. In repeat mode, the BITS bit must be set to “0” (8-bit mode).
3. The
4. If the VCUT bit is reset from “0” (Vref unconnected) to “1” (Vref connected), wait for 1 µs or more before starting A/D
1 . I f t h e A D C O N 0 r e g i s t e r i s r e w r i t t e n d u r i n g A / D c o n v e r s i o n , t h e c o n v e r s i o n r e s u l t i s i n d e t e r m i n a t e .
2 . W h e n c h a n g i n g A / D o p e r a t i o n m o d e , s e t a n a l o g i n p u t p i n a g a i n .
3 . T h i s b i t i s v a l i d w h e n t h e C K S 1 b i t i n t h e A D C O N 1 r e g i s t e r i s s e t t o “ 0 ” .
0
conversion.
0
1
AD
0
frequency must be 10 MHz or less.
1
0
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0
0
0
( 1 )
( 1 )
Bit symbol
B i t s y m b o l
(b6-b7)
(b2-b0)
B I T S
CKS1
VCUT
A D S T
C K S 0
C H 0
C H 1
C H 2
M D
( b 4 )
( b 5 )
Symbol
ADCON0
Symbol
ADCON1
8 / 1 0 - b i t m o d e s e l e c t
b i t
Frequency select
bit 1
V r e f c o n n e c t b i t
Reserved bit
R e s e r v e d b i t
A n a l o g i n p u t p i n s e l e c t
b i t
R e s e r v e d b i t
R e s e r v e d b i t
F r e q u e n c y s e l e c t b i t 0
AD operation mode select
bit
A/D conversion start flag
(2 )
(2 )
(2)
(3)
Bit name
B i t n a m e
Address
Address
00D6
00D7
(4 )
16
16
(3 )
0 : 8 - b i t m o d e
0 : C K S 0 b i t i n A D C O N 0 r e g i s t e r i s v a l i d
1 : f
1 : V r e f c o n n e c t e d
Set to “0”
S e t t o “ 0 ”
00000XXX
A D
After reset
After reset
b 2 b 1 b 0
0 0 0 : A N
0 0 1 : A N
0 1 0 : A N
0 1 1 : A N
1 0 0 : A N
1 0 1 : A N
1 1 0 : A N
1 1 1 : A N
1 : R e p e a t m o d e
0 : f
1 : f
0 : A / D c o n v e r s i o n d i s a b l e d
1 : A / D c o n v e r s i o n s t a r t e d
S e t t o “ 0 ”
S e t t o “ 0 ”
i s s e l e c t e d
00
A D
A D
16
/ 4 i s s e l e c t e d
/ 2 i s s e l e c t e d
0
1
2
3
4
5
6
7
2
i s s e l e c t e d
i s s e l e c t e d
i s s e l e c t e d
i s s e l e c t e d
i s s e l e c t e d
i s s e l e c t e d
i s s e l e c t e d
i s s e l e c t e d
Function
F u n c t i o n
14.2 Repeat Mode
RW
R W
R W
R W
R W
R W
R W
R W
R W
R W
RW
RW
RW
RW
RW