R5F21236KFP#U0 Renesas Electronics America, R5F21236KFP#U0 Datasheet - Page 78

• 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 7.11
Figure 7.12
Pull-Up Control Register 0
Pull-Up Control Register 1
Port Mode Register
b7 b6 b5 b4
NOTE:
b7 b6 b5 b4
NOTE:
b7 b6 b5 b4
1. When this bit is set to 1 (pulled up), the pin w hose direct bit is set to 0 (input mode) is pulled up.
1.
0 0
When this bit is set to 1 (pulled up) and the pin w hose direct bit is set to 0 (input mode), the pin is pulled up.
b3 b2 b1 b0
b3 b2
b3 b2
0
0
0
0
Registers PUR0 and PUR1
PMR Register
b1
b1
0
b0
b0
0
Bit Symbol
Bit Symbol
Bit Symbol
U1PINSEL
(b3-b2)
(b7-b6)
(b3-b0)
(b6-b5)
Symbol
Symbol
Symbol
IICSEL
PUR0
PU00
PU01
PU02
PU03
PU04
PU05
PU06
PU07
PUR1
PU10
PU11
PU14
PU15
Page 56 of 501
PMR
—
—
—
—
P0_0 to P0_3 pull-up
P0_4 to P0_7 pull-up
P1_0 to P1_3 pull-up
P1_4 to P1_7 pull-up
P2_0 to P2_3 pull-up
P2_4 to P2_7 pull-up
P3_0, P3_1, and P3_3 pull-up
P3_4 to P3_5, and P3_7 pull-up
P4_3 pull-up
P4_4 and P4_5 pull-up
Reserved bits
P6_0 to P6_3 pull-up
P6_4 to P6_7 pull-up
Nothing is assigned. If necessary, set to 0.
When read, the content is 0.
Reserved bits
Port TXD1/RXD1 sw itch bit
Reserved bits
SSU/I
2
C bus sw itch bit
(1)
Address
Bit Name
Address
Bit Name
Address
Bit Name
00F8h
00FCh
00FDh
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
Set to 0
0 : I/O port P6_6, P6_7
1 : TXD1, RXD1
Set to 0
0 : SSU function selects
1 : I
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
0 : Not pulled up
1 : Pulled up
Set to 0
0 : Not pulled up
1 : Pulled up
2
C bus function selects
XX00XX00b
After Reset
After Reset
After Reset
Function
Function
Function
00h
00h
7. Programmable I/O Ports
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
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—
—