R5F21236KFP#U0 Renesas Electronics America, R5F21236KFP#U0 Datasheet - Page 302

• Manufacturer Part Number: R5F21236KFP#U0
• Description: IC R8C/23 MCU FLASH 48LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/23r

Specifications of R5F21236KFP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 48-LQFP
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 15.6
UART1 Function Select Register
Port Mode Register
b7
b7 b6 b5 b4
0 0
b3 b2
0
0
Registers U1SR and PMR
b1
0
b0
b0
0
Set to 03h w hen using UART1.
As a result, UART1 can be used as the clock asynchronous serial I/O.
Do not set values other than 03h.
When read, its content is indeterminate.
Bit Symbol
U1PINSEL
(b3-b0)
(b6-b5)
Symbol
IICSEL
Page 280 of 501
PMR
—
—
Symbol
U1SR
Reserved bits
Port TXD1/RXD1 sw itch bit
Reserved bits
SSU/I
2
C bus sw itch bit
Address
Bit Name
00F8h
Function
Address
00F5h
Set to 0
0 : I/O port P6_6, P6_7
1 : TXD1, RXD1
Set to 0
0 : SSU function selects
1 : I
2
C bus function selects
After Reset
Function
00h
Indeterminate
After Reset
15. Serial Interface
WO
RW
RW
RW
RW
—
—