RX113 datasheet(11/131 Pages) RENESAS

11 / 131 page

R01DS0216EJ0120 Rev.1.20

Page 11 of 131

Sep 07, 2020

RX113 Group

1. Overview

Serial

communications

interface (SCIf)

• Asynchronous mode/clock synchronous mode

SCK12

I/O

Input/output pin for the clock.

RXD12

Input

Input pin for receiving data.

TXD12

Output

Output pin for transmitting data.

CTS12#

Input

Input pin for controlling the start of transmission and reception.

RTS12#

Output

Output pin for controlling the start of transmission and reception.

• Simple I2C mode

SSCL12

I/O

Input/output pin for the I2C clock.

SSDA12

I/O

Input/output pin for the I2C data.

• Simple SPI mode

SCK12

I/O

Input/output pin for the clock.

SMISO12

I/O

Input/output pin for slave transmit data.

SMOSI12

I/O

Input/output pin for master transmit data.

SS12#

Input

Chip-select input pin.

• Extended serial mode

RXDX12

Input

Input pin for data reception by SCIf.

TXDX12

Output

Output pin for data transmission by SCIf.

SIOX12

I/O

Input/output pin for data reception or transmission by SCIf.

I2C bus interface

SCL0

I/O

Input/output pin for I2C bus interface clocks. Bus can be directly driven by

the N-channel open drain output.

SDA0

I/O

Input/output pin for I2C bus interface data. Bus can be directly driven by

the N-channel open drain output.

Serial peripheral

interface

RSPCKA

I/O

Input/output pin for the RSPI clock.

MOSIA

I/O

Input/output pin for transmitting data from the RSPI master.

MISOA

I/O

Input/output pin for transmitting data from the RSPI slave.

SSLA0

I/O

Input/output pin to select the slave for the RSPI.

SSLA1 to SSLA3

Output

Output pins to select the slave for the RSPI.

Serial sound

interface

SSISCK0

I/O

SSI serial bit clock pin.

SSIWS

I/O

Word selection pin.

SSITXD0

Output

Serial data output pin.

SSIRXD0

Input

Serial data input pin.

AUDIO_MCLK

Input

Master clock pin for audio.

USB 2.0 host/

function module

USB0_DP

I/O

D+ I/O pin of the USB on-chip transceiver.

USB0_DM

I/O

D- I/O pin of the USB on-chip transceiver.

USB0_VBUS

Input

USB cable connection monitor pin.

USB0_EXICEN

Output

Low-power control signal for the OTG chip.

USB0_VBUSEN

Output

VBUS (5 V) supply enable signal for the OTG chip.

USB0_OVRCURA,

USB0_OVRCURB

Input

External overcurrent detection pins.

USB0_ID

Input

Mini-AB connector ID input pin during operation in OTG mode.

12-bit A/D

converter

AN000 to AN015, AN021

Input

Input pins for the analog signals to be processed by the A/D converter.

ADTRG0#

Input

Input pin for the external trigger signals that start the A/D conversion.

12-bit D/A

converter

DA0, DA1

Output

Output pins for the analog signals to be processed by the D/A converter.

Table 1.4

Pin Functions (3/4)

Classifications

Pin Name

I/O

Description

RX113 Datasheet(PDF) 11 Page - Renesas Technology Corp

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