R5F21122FP#U0 Renesas Electronics America, R5F21122FP#U0 Datasheet - Page 119

• 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 14.3 ADCON2 Register and AD Register
( b 1 5 )
b7
A D c o n t r o l r e g i s t e r 2
b 7 b 6 b 5 b 4 b 3 b 2 b1 b0
AD register
N O T E S :
1 . I f t h e A D C O N 2 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 .
Jan 27, 2006
0 0 0
page 107 of 181
(b8)
b0
( 1 )
b7
Bit symbol
( b 3 - b 1 )
( b 7 - b 4 )
S M P
A D C O N 2
S y m b o l
A D
S y m b o l
AD conversion method
select bit
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 , w r i t e “ 0 ” . W h e n r e a d , i t s c o n t e n t i s “ 0 ” .
R e s e r v e d b i t
W h e n B I T S b i t i n A D C O N 1
r e g i s t e r i s s e t t o “ 1 ” ( 1 0 - b i t
m o d e )
8 l o w - o r d e r b i t s o f A / D
c o n v e r s i o n r e s u l t
Nothing is assigned.
When write, set to “0”. When read, its content is “0”.
2 high-order bits of A/D
conversion result
Bit name
0 0 C 1
b0
A d d r e s s
A d d r e s s
0 0 D 4
1 6
- 0 0 C 0
1 6
1 6
F u n c t i o n
0 : W i t h o u t s a m p l e a n d h o l d
1 : W i t h s a m p l e a n d h o l d
S e t t o “ 0 ”
I n d e t e r m i n a t e
A f t e r r e s e t
A f t e r r e s e t
When BITS bit in ADCON1
register is set to “0” (8-bit
mode)
A/D conversion result
When read, its content is
indeterminate.
0 0
1 6
Function
14. A/D Converter
R W
R W
R W
R W
RO
R O