SH7014 datasheet(490/754 Pages) RENESAS

490 / 754 page

16. Pin Function Controller (PFC)

Rev.5.00 Sep. 27, 2007 Page 456 of 716

REJ09B0398-0500

Bits 9 and 8

⎯PB4 Mode 1, 0 (PB4MD1 and PB4MD0): PB4MD1 and PB4MD0 select the

function of the PB4/

IRQ2/CASH pin.

Bit 9

PB4MD1

Bit 8

PB4MD0

Description

General input/output (PB4)

(initial value)

Interrupt request input (

IRQ2)

Reserved

Column address strobe (

CASH) (PB4 in single-chip mode)

Bits 7 and 6

⎯PB3 Mode 1, 0 (PB3MD1 and PB3MD0): PB3MD1 and PB3MD0 select the

function of the PB3/

IRQ1/CASL pin.

Bit 7

PB3MD1

Bit 6

PB3MD0

Description

General input/output (PB3)

(initial value)

Interrupt request input (

IRQ1)

Reserved

Column address strobe (

CASL) (PB3 in single-chip mode)

Bits 5 and 4

⎯PB2 Mode 1, 0 (PB2MD1 and PB2MD0): PB2MD1 and PB2MD0 select the

function of the PB2/

IRQ0/RAS pin.

Bit 5

PB2MD1

Bit 4

PB2MD0

Description

General input/output (PB2)

(initial value)

Interrupt request input (

IRQ0)

Reserved

Row address strobe (

RAS) (PB2 in single-chip mode)

Bit 3

⎯Reserved: This bit always reads as 0. The write value should always be 0.

SH7014 Datasheet(PDF) 490 Page - Renesas Technology Corp

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