R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 334

R5F21324CNSP#U0

Manufacturer Part Number

R5F21324CNSP#U0

Description

MCU 1KB FLASH 16K ROM 20-LSSOP

Manufacturer

Renesas Electronics America

Series

R8C/3x/32Cr

Datasheet

1.R5F21321CDSPU0.pdf (605 pages)

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

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

Current page: 334 of 605
Download datasheet (6Mb)

R8C/32C Group

REJ09B0573-0100 Rev.1.00 Dec. 18, 2009

Page 305 of 573

Figure 21.4

Figure 21.5

21.3.2

21.3.3

clock polarity.

Figure 21.5 shows the Transfer Format. Use the UFORM bit in the U0C0 register to select the transfer format.

Figure 21.4 shows the Transfer Clock Polarity. Use the CKPOL bit in the U0C0 register to select the transfer

Polarity Select Function

LSB First/MSB First Select Function

Transfer Clock Polarity

Transfer Format

CLK0

• UFORM bit in U0C0 register = 0 (LSB first)

• UFORM bit in U0C0 register = 1 (MSB first)

• CKPOL bit in U0C0 register = 0 (transmit data output at the falling edge and

• CKPOL bit in U0C0 register = 1 (transmit data output at the rising edge and

RXD0

CLK0

RXD0

TXD0

Note:

receive data input at the rising edge of the transfer clock)

receive data input at the falling edge of the transfer clock)

Notes:

1. The above applies when:

(1)

(2)

1. The CLK0 pin level is high during no transfer.

2. The CLK0 pin level is low during no transfer.

CKPOL bit in U0C0 register = 0 (transmit data output at the falling edge and

receive data input at the rising edge of the transfer clock).

(1)

21. Serial Interface (UART0)

R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 334

R5F21324CNSP#U0

Specifications of R5F21324CNSP#U0

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