R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 88

• Manufacturer Part Number: R5F21238DFP#U0
• Description: IC R8C/23 MCU FLASH 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/23r

Specifications of R5F21238DFP#U0

• Core Size: 16/32-Bit
• Program Memory Size: 64KB (64K x 8)
• Peripherals: POR, Voltage Detect, WDT
• Core Processor: R8C
• Speed: 20MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Number Of I /o: 41
• Program Memory Type: FLASH
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• No. Of I/o's: 41
• Ram Memory Size: 3KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Embedded Interface Type: CAN, I2C, UART
• Rohs Compliant: Yes
• Cpu Family: R8C
• Device Core Size: 16b
• Frequency (max): 20MHz
• Interface Type: I2C/UART
• Total Internal Ram Size: 3KB
• # I/os (max): 41
• Number Of Timers - General Purpose: 5
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 3V
• On-chip Adc: 12-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0K521237S000BE - KIT DEV RSK R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Eeprom Size: -
• Lead Free Status / Rohs Status: Compliant

R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Table 7.42
X: 0 or 1
NOTE:
Table 7.43
NOTE:
Table 7.44
NOTE:
Table 7.45
NOTE:
Table 7.46
X: 0 or 1
NOTE:
Register
Register
Register
Register
Setting
Setting
Setting
Setting
Register
value
value
value
value
Setting
1. Pulled up by setting the PU14 bit in the PUR0 register to 1.
1. Pulled up by setting the PU14 bit in the PUR0 register to 1.
1. Pulled up by setting the PU15 bit in the PUR0 register to 1.
1. Pulled up by setting the PU15 bit in the PUR0 register to 1.
1. Pulled up by setting the PU15 bit in the PUR0 register to 1.
value
Bit
Bit
Bit
Bit
Bit
PD6_6
PD6
0
1
0
X
X
Port P6_2/CRX0
Port P6_3
Port P6_4
Port P6_5
Port P6_6/INT2/TXD1
PD6_2
PD6
X
0
1
U1PINSEL
PMR
PD6_3
PD6_4
PD6_5
Page 66 of 501
X
0
X
0
X
1
1
PD6
PD6
PD6
0
1
0
1
0
1
SMD2
C0CTLR
PortEn
0
X
0
X
X
0
1
1
1
0
1
1
1
0
0
1
U1MR
SMD1
X
X
X
0
0
0
0
0
1
0
0
0
1
Input port
Output port
Input port
Output port
Input port
Output port
Input port
Output port
CRX0 input
SMD0
X
X
X
0
0
1
0
1
0
1
0
1
0
(1)
(1)
(1)
(1)
U1C0
NCH
X
X
X
0
1
INT2EN
INTEN
X
X
X
X
1
Function
Function
Function
Input port
Output port
INT2 input
TXD1 output (CMOS output)
TXD1 output (N-channel open-drain output)
Function
(1)
7. Programmable I/O Ports
Function