R5F21122FP#U0 Renesas Electronics America, R5F21122FP#U0 Datasheet - Page 5

• 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: -

1.
2.
This hardware manual provides detailed information on the R8C/12 Group of microcomputers.
Users are expected to have basic knowledge of electric circuits, logical circuits and microcomputers.
The symbols, and descriptions, used for bit function in each register are shown below.
*1
*2
*3
*4
*5
Blank:Set to “0” or “1” according to the application
0: Set to “0”
1: Set to “1”
X: Nothing is assigned
RW: Read and write
RO: Read only
WO: Write only
Follow the text in each manual for binary and hexadecimal notations.
Reserved bit
Nothing is assigned
Do not set to this value
Function varies depending on mode of operation
: Nothing is assigned
Introduction
Register Diagram
Reserved bit. Set to specified value.
Nothing is assigned to the bit concerned. As the bit may be use for future functions,
set to “0” when writing to this bit.
The operation is not guaranteed when a value is set.
Bit function varies depending on peripheral function mode.
Refer to respective register for each mode.
X X X r e g i s t e r
b 7
b 6
b 5
b 4
b 3
0
How to Use This Manual
b2
b 1
b 0
Bit symbol
X X X 0
XXX1
XXX4
XXX5
X X X 6
X X X 7
(b2)
( b 3 )
S y m b o l
X X X
*1
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 h o u l d 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 i n d e t e r m i n a t e .
X X X B i t
XXX Bit
X X X B i t
R e s e r v e d B i t
Bit Name
A d d r e s s
X X X
b 1 b 0
1 0 : X X X
0 1 : X X X
1 0 : A v o i d t h i s s e t t i n g
1 1 : X X X
0: XXX
1: XXX
Function varies depending on each
operation mode
Must set to “0”
A f t e r r e s e t
0 0
h
Function
*5
RW
RW
R W
W O
R W
RW
RW
RO
*3
*4
*2