R5F5671CDDFB datasheet(23/179 Pages) RENESAS

23 / 179 page

RX671 Group

1. Overview

R01DS0373EJ0120 Rev.1.20

Page 23 of 179

Sep 30, 2024

Serial communications

interface (RSCI)

 Asynchronous mode/clock synchronous mode

SCK010, SCK011

I/O

Input/output pins for the clock

RXD010, RXD011

Input

Input pins for received data

TXD010, TXD011

Output

Output pins for transmitted data

CTS010#, CTS011#

Input

Input pins for controlling the start of transmission and reception

RTS010#, RTS011#

Output

Output pins for controlling the start of transmission and

reception

DE010, DE011

Output

DriveEnable output pins

 Simple I2C mode

SSCL010, SSCL011

I/O

Input/output pins for the I2C clock

SSDA010, SSDA011

I/O

Input/output pins for the I2C data

 Simple SPI mode

SCK010, SCK011

I/O

Input/output pins for the clock

SMISO010, SMISO011

I/O

Input/output pins for slave transmission of data

SMOSI010, SMOSI011

I/O

Input/output pins for master transmission of data

SS010#, SS011#

Input

Chip-select input pins

 HBS support mode

RXD010, RXD011

Input

Input pin for received data

TXD010, TXD011, TXDA011,

TXDB011

Output

Output pins for transmitted data

I2C bus interface

SCL0[FM+], SCL1, SCL2,

SCL2-DS

I/O

Input/output pins for clocks. Bus can be directly driven by the

N-channel open drain

SDA0[FM+], SDA1, SDA2,

SDA2-DS

I/O

Input/output pins for data. Bus can be directly driven by the

N-channel open drain

Hi-speed I2C bus

interface (RIICHS)

SCLHS0[FM+/HS]

I/O

Input/output pin for clocks. Bus can be directly driven by the

N-channel open drain

SDAHS0[FM+/HS]

I/O

Input/output pin for data. Bus can be directly driven by the

N-channel open drain

USB 2.0 host/function

module

VCC_USB

Input

Power supply pin

VSS_USB

Input

Ground pin

USB0_DP, USB1_DP

I/O

Input or output USB transceiver D+ data.

USB0_DM, USB1_DM

I/O

Input or output USB transceiver D- data.

USB0_EXICEN,

USB1_EXICEN

Output

Connect to the OTG power IC.

USB0_ID, USB1_ID

Input

Connect to the OTG power IC.

USB0_VBUSEN,

USB1_VBUSEN

Output

USB VBUS power enable pins

USB0_OVRCURA/

USB0_OVRCURB,

USB1_OVRCURA/

USB1_OVRCURB

Input

USB overcurrent pins

USB0_VBUS, USB1_VBUS

Input

USB cable connection/disconnection detection input pins

CAN module

CRX0, CRX1, CRX1-DS

Input

Input pins

CTX0, CTX1

Output

Output pins

Table 1.4

Pin Functions (5/8)

Classifications

Pin Name

I/O

Description

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