SH7052 datasheet(664/919 Pages) RENESAS

664 / 919 page

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• Bits 11 and 10—PF5 Mode Bits 1 and 0 (PF5MD1, PF5MD0): These bits select the function of

pin PF5/A21/

POD.

Description

Bit 11:

PF5MD1

Bit 10:

PF5MD0

Expanded Mode

with ROM Disabled

Expanded Mode

with ROM Enabled

Single-Chip Mode

Address output (A21)

(Initial value)

General input/output

(PF5) (Initial value)

General input/output

(PF5) (Initial value)

Address output (A21)

General input/output

(PF5)

Address output (A21)

Port output disable input

(

POD)

Port output disable

input (

POD)

Reserved (Do not set)

• Bit 9—Reserved: This bit always reads 0. The write value should always be 0.

• Bit 8—PF4 Mode Bit (PF4MD): Selects the function of pin PF4/A20.

Description

Bit 8:

PF4MD

Expanded Mode

with ROM Disabled

Expanded Mode

with ROM Enabled

Single-Chip Mode

Address output (A20)

(Initial value)

General input/output (PF4)

(Initial value)

General input/output (PF4)

(Initial value)

Address output (A20)

General input/output (PF4)

• Bit 7—Reserved: This bit always reads 0. The write value should always be 0.

• Bit 6—PF3 Mode Bit (PF3MD): Selects the function of pin PF3/A19.

Description

Bit 6:

PF3MD

Expanded Mode

with ROM Disabled

Expanded Mode

with ROM Enabled

Single-Chip Mode

Address output (A19)

(Initial value)

General input/output (PF3)

(Initial value)

General input/output (PF3)

(Initial value)

Address output (A19)

General input/output (PF3)

SH7052 Datasheet(PDF) 664 Page - Renesas Technology Corp

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