32C87 datasheet(21/91 Pages) RENESAS

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M32C/87 Group (M32C/87, M32C/87A, M32C/87B)

1. Overview

REJ03B0127-0151 Rev.1.51 Jul 31, 2008

Page 21 of 85

Table 1.17

Pin Functions (100-Pin and 144-Pin Package) (3/4)

I: Input O: Output I/O: Input and output

NOTE:

1. Only VCC1 can be used in the 100-pin package.

Type

Symbol

I/O

Type

Supply

Voltage

Description

Intelligent I/O

INPC1_0 to

INPC1_3

IVCC1/

VCC2(1)

Input pins for the time measurement function.

INPC1_4 to

INPC1_7

VCC1

OUTC1_0 to

OUTC1_3

OVCC1/

VCC2(1)

Output pins for the waveform generation function.

(OUTC1_6/OUTC2_0 and OUTC1_7/OUTC2_2 assigned to ports

7_0 and 7_1 are N-channel open drain output.)

OUTC1_4 to

OUTC1_7

VCC1

OUTC2_0 to

OUTC2_2

OVCC1/

VCC2(1)

ISCLK0

I/O

VCC1

Clock input/output pins for the intelligent I/O communication

function.

ISCLK1,

ISCLK2

I/O

VCC1/

VCC2(1)

ISRXD0

VCC1

Data input pins for the intelligent I/O communication function.

ISRXD1,

ISRXD2

IVCC1/

VCC2(1)

ISTXD0

VCC1

Data output pins for the intelligent I/O communication function.

(ISTXD2 assigned to port 7_0 is N-channel open drain output.)

ISTXD1,

ISTXD2

OVCC1/

VCC2(1)

IEIN

VCC1/

VCC2(1)

Data input pin for the intelligent I/O communication function.

IEOUT

VCC1/

VCC2(1)

Data output pin for the intelligent I/O communication function.

(IEOUT assigned to port 7_0 is N-channel open drain output.)

Reference

voltage input

VREF

−

The VREF pin supplies the reference voltage to the A/D converter

and D/A converter.

A/D converter

AN_0 to AN_7

VCC1

Analog input pins for the A/D converter.

AN0_0 to

AN0_7,

AN2_0 to

AN2_7

VCC2

ADTRG

VCC1

External trigger input pin for the A/D converter.

ANEX0

I/O

VCC1

Extended analog input pin for the A/D converter or output pin in

external op-amp connection mode.

ANEX1

VCC1

Extended analog input pin for the A/D converter.

D/A converter

DA0, DA1

VCC1

Output pins for the D/A converter.

Real-time port RTP0_0 to

RTP0_3

RTP1_0 to

RTP1_3

RTP2_0 to

RTP2_3

RTP3_0 to

RTP3_3

VCC1

These pins function as real-time ports.

(RTP0_2 and RTP0_3 are N-channel open drain output.)

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