HD64F2149YV datasheet(227/1075 Pages) RENESAS

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Section 8 I/O Ports

Rev. 3.00 Jan 18, 2006 page 199 of 1044

REJ09B0280-0300

Expanded Modes

Single-Chip Mode

Port

Description

Pins

Mode 1

Mode 2, Mode 3

(EXPE = 1)

Mode 2, Mode 3

(EXPE = 0)

Port 3 • 8-bit I/O

port

• Built-in

MOS input

pull-ups

•LED drive

capability

P37/D15/HDB7/

SERIRQ

P36/D14/HDB6/

LCLK

P35/D13/HDB5/

LRESET

P34/D12/HDB4/

LFRAME

P33 to P30/

D11 to D8/

HDB3 to HDB0/

LAD3 to LAD0

Data bus input/output (D15 to

D8)

I/O port also functioning

as XBS data bus

input/output (HDB7 to

HDB0) and LPC

input/output (SERIRQ,

LCLK,

LRESET,

LFRAME, LAD3 to

LAD0)

Port 4 • 8-bit I/O

port

P47/PWX1

P46/PWX0

P45/TMRI1/

HIRQ12/CSYNCI

P44/TMO1/

HIRQ1/HSYNCO

P43/TMCI1/

HIRQ11/HSYNCI

P42/TMRI0/

SCK2/SDA1

P41/TMO0/

RxD2/IrRxD

P40/TMCI0/

TxD2/IrTxD

I/O port also functioning as

14-bit PWM timer output

(PWX1, PWX0), 8-bit timer 0

and 1 input/output (TMCI0,

TMRI0, TMO0, TMCI1, TMRI1,

TMO1), timer connection

input/output (HSYNCO,

CSYNCI, HSYNCI), SCI2

input/output (TxD2, RxD2,

SCK2), IrDA interface

input/output (IrTxD, IrRxD),

and I

2C bus interface 1

input/output (SDA1)

I/O port also functioning

as 14-bit PWM timer

output (PWX1, PWX0),

8-bit timer 0 and 1 input/

output (TMCI0, TMRI0,

TMO0, TMCI1, TMRI1,

TMO1), timer

connection input/output

(HSYNCO, CSYNCI,

HSYNCI), host interface

(XBS) host CPU

interrupt request output

(HIRQ12, HIRQ1,

HIRQ11), SCI2 input/

output (TxD2, RxD2,

SCK2), IrDA interface

input/output (IrTxD,

IrRxD), and I

2C bus

interface 1 input/output

(SDA1)

Port 5 • 3-bit I/O

port

P52/SCK0/SCL0

P51/RxD0

P50/TxD0

I/O port also functioning as SCI0 input/output (TxD0,

RxD0, SCK0) and I

2C bus interface 0 input/output

(SCL0)

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