R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 104

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 71 of 723
Figure 7.14
P6_2
P6_4
Data bus
Data bus
Note:
1.
Input to individual peripheral function
IOINSEL: Bit in PINSR register
Ensure the input voltage to each port does not exceed VCC.
Input to individual peripheral function
Configuration of I/O Ports (14)
Port latch
Direction
register
symbolizes a parasitic diode.
Port latch
peripheral function enabled
Direction
Pin select register
register
Output from individual
Pin select register
Pull-up selection
Output from individual
Pin select
register
peripheral function
IOINSEL
Pull-up selection
IOINSEL
Drive capacity selection
Drive capacity selection
Drive capacity selection
Drive capacity selection
switch function
Input level
switch function
Input level
(Note 1)
(Note 1)
(Note 1)
(Note 1)
7. I/O Ports