RA2L2 datasheet(12/108 Pages) RENESAS

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Table 1.13

Pin functions (3 of 3)

Function

Signal

I/O

Description

Analog power supply

AVCC0

Input

Analog power supply pin for the ADC12

AVSS0

Input

Analog ground pin for the ADC12

VREFH0

Input

Analog reference voltage supply pin for the ADC12. Connect this pin

to AVCC0 when not using the ADC12.

VREFL0

Input

Analog reference ground pin for the ADC12. Connect this pin to

AVSS0 when not using the ADC12.

ADC12

AN000 to AN010, AN017

to AN022

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, active-low

KINT

KR00 to KR07

Input

Key interrupt input pins

I/O ports

P000 to P004, P010 to

P015

I/O

General-purpose input/output pins

P100 to P113

I/O

General-purpose input/output pins

P200

Input

General-purpose input pin

P201, P204 to P207,

P212, P213

I/O

General-purpose input/output pins

P214, P215

Input

General-purpose input pins

P300 to P304

I/O

General-purpose input/output pins

P400 to P403, P407 to

P411

I/O

General-purpose input/output pins

P500 to P502

I/O

General-purpose input/output pins

P912, P913

I/O

General-purpose input/output pins

RA2L2 Datasheet

1. Overview

R01DS0445EJ0120 Rev.1.20

Jun 9, 2026

Page 12 of 108

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