H838024 datasheet(236/697 Pages) RENESAS

236 / 697 page

Section 8 I/O Ports

Rev. 7.00 Mar 10, 2005 page 194 of 652

REJ09B0042-0700

Port

Description

Pins

Other Functions

Function

Switching

Registers

Port 4

P43/

IRQ

External interrupt 0

PMR2

• 1-bit input port

• 3-bit I/O port

P42/TXD32

P41/RXD32

P40/SCK32

SCI3 data output (TXD32),

data input (RXD32), clock

input/output (SCK32)

SCR3

SMR3

SPCR

Port 5

• 8-bit I/O port

• MOS input pull-up

option

P57 to P50/

WKP

7 to

WKP

SEG8 to SEG1

Wakeup input (

WKP

7 to

WKP

0), segment output

(SEG8 to SEG1)

PMR5

LPCR

Port 6

• 8-bit I/O port

• MOS input pull-up

option

P67 to P60/

SEG16 to SEG9

Segment output (SEG16 to

SEG9)

LPCR

Port 7

• 8-bit I/O port

P77 to P70/

SEG24 to SEG17

Segment output (SEG24 to

SEG17)

LPCR

Port 8

• 8-bit I/O port

P87 to P80/

SEG32 to SEG25

Segment output (SEG32 to

SEG25)

LPCR

Port 9

P95 to P92

(P95, P94, P92,

P93/Vref)*

None

(LVD reference voltage

external input pin)*

(LVDSR)*

• Dedicated 6-bit

output port

• High-voltage, large-

current port*

P91, P90/

PWM2, PWM1

10-bit PWM output

PMR9

• High-voltage port*3 IRQAEC

None

Port A

• 4-bit I/O port

PA3 to PA0/

COM4 to COM1

Common output

(COM4 to COM1)

LPCR

Port B

• Dedicated 8-bit

input port

PB7 to PB4/

AN7 to AN4

A/D converter analog input

(AN7 to AN4)

AMR

PB3/AN3/

IRQ

A/D converter analog input

(AN3), external interrupt 1,

timer event input (TMIC)

AMR

PMRB

TMC

PB2/AN2

A/D converter analog input

AMR

PB1/AN1/(extU)*

PB0/AN0/(extD)*

A/D converter analog input

(LVD detect voltage external

input pin)*

AMR

(LVDCR)*

Notes: 1. Pin 16 and the associated function are not implemented on the H8/38124 Group.

2. Applies to the HD64338024, HD64338023, HD64338022, HD64338021, HD64338020,

and H8/38124 Group only.

3. Standard voltage on H8/38024S Group and H8/38124 Group.

4. Applies to H8/38124 Group only.

H838024 Datasheet(PDF) 236 Page - Renesas Technology Corp

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