R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 86

• Manufacturer Part Number: R5F21324CNSP#U0
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Cr

Specifications of R5F21324CNSP#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: 15
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 57 of 573
Figure 7.1
P1_0 to P1_3
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.
Configuration of I/O Ports (1)
Analog input of A/D converter
Port latch
Direction
register
peripheral function enabled
symbolizes a parasitic diode.
Output from individual
Pin select register
Output from individual
Pin select
register
peripheral function
IOINSEL
Pull-up selection
Drive capacity selection
Drive capacity selection
switch function
Input level
(Note 1)
(Note 1)
7. I/O Ports