HD6432138SW datasheet(246/1061 Pages) RENESAS

246 / 1061 page

Section 8 I/O Ports

Rev. 4.00 Jun 06, 2006 page 192 of 1004

REJ09B0301-0400

Expanded Modes

Single-Chip Mode

Port

Description

Pins

Mode 1

Mode 2, Mode 3

(EXPE = 1)

Mode 2, Mode 3

(EXPE = 0)

Port 7 • 8-bit input

port

P77/AN7/DA1

P76/AN6/DA0

P75/AN5

P74/AN4

P73/AN3

P72/AN2

P71/AN1

P70/AN0

Input port also functioning as A/D converter analog input (AN7

to AN0) and D/A converter analog output (DA1, DA0)

Port 8 • 7-bit I/O port P86/

IRQ5/SCK1/

SCL1

P85/

IRQ4/RxD1

P84/

IRQ3/TxD1

P83

P82/HIFSD

P81/

CS2/GA20

P80/HA0

I/O port also functioning as external

interrupt input (

IRQ5, IRQ4, IRQ3),

SCI1 input/output (TxD1, RxD1,

SCK1), and I

2C bus interface 1

(option) input/output (SCL1)

I/O port also functioning

as external interrupt input

(

IRQ5, IRQ4, IRQ3), SCI1

input/output (TxD1, RxD1,

SCK1), host interface

control input/output (

CS2,

GA20, HA0, HIFSD), and

2C bus interface 1

(option) input/output

(SCL1)

P97/

WAIT/SDA0

I/O port also functioning as

expanded data bus control input

(

WAIT) and I2C bus interface 0

(option) input/output (SDA0)

I/O port also functioning

as I

2C bus interface 0

(option) input/output

(SDA0)

P96/

φ/EXCL

When DDR =

0: input port or

EXCL input

When DDR =

1 (after reset):

φ output

When DDR = 0 (after reset): input port or EXCL

input

When DDR = 1:

φ output

P95/

AS/IOS/CS1

P94/

WR/IOW

P93/

RD/IOR

Expanded data bus control output

(

AS/IOS, WR, RD)

I/O port also functioning as

host interface control input

(

CS1, IOW, IOR)

P92/

IRQ0

P91/

IRQ1

I/O port also functioning as external interrupt input (

IRQ0, IRQ1)

Port 9 • 8-bit I/O port

P90/

IRQ2/

ADTRG/ECS2

I/O port also functioning as external

interrupt input (

IRQ2), and A/D

converter external trigger input

(

ADTRG)

I/O port also functioning

as external interrupt input

(

IRQ2), A/D converter

external trigger input

(

ADTRG), and host

interface control input

(

ECS2)

HD6432138SW Datasheet(PDF) 246 Page - Renesas Technology Corp

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