SH7041A datasheet(79/923 Pages) RENESAS

Teilenummer	SH7041A

Bauteilbeschribung	Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

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Table 1.7

Pin Functions (cont)

Classification

Symbol

I/O

Name

Function

I/O ports

POE0–

POE3

Port output

enable

Input pin for port pin drive control

when general use ports are

established as output.

PA0–

PA15

(QFP-112)

PA0–

PA23

(QFP-144)

I/O

General purpose

port

General purpose input/output port

pins.

Each bit can be designated for

input/output.

PB0–PB9

I/O

General purpose

port

General purpose input/output port

pins.

Each bit can be designated for

input/output.

PC0–

PC15

I/O

General purpose

port

General purpose input/output port

pins.

Each bit can be designated for

input/output.

PD0–

PD15

(QFP-112)

PD0–

PD31

(QFP-144)

I/O

General purpose

port

General purpose input/output port

pins.

Each bit can be designated for

input/output.

PE0–

PE15

I/O

General purpose

port

General purpose input/output port

pins.

Each bit can be designated for

input/output.

PF0–PF7

General purpose

port

General purpose input port pins.

Usage Notes

1. Unused input pins should be pulled up or pulled down.

2. The

WDTOVF pin should not be pulled down in the SH7044/SH7045 F-ZTAT version.

However, if it is necessary to pull this pin down, a resistance of 100 k

Ω or higher should be

used.

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