H8SXSLASH1663 datasheet(541/1158 Pages) RENESAS

Teilenummer	H8SX/1663

Bauteilbeschribung	Renesas 32-Bit CISC Microcomputer H8SX Family / H8SX/1600 Series

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Hersteller	RENESAS [Renesas Technology Corp]

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Section 9 I/O Ports

Rev.1.00 Jun. 07, 2006 Page 489 of 1102

REJ09B0294-0100

9.3.5

Port Function Control Register 6 (PFCR6)

PFCR6 selects the TPU clock input pin.

Bit

Bit Name

Initial Value

R/W



R/W

LHWROE

R/W



R/W



TCLKS

R/W



R/W



R/W



R/W

Bit

Bit Name

Initial

Value

R/W

Description



R/W

Reserved

This bit is always read as 1. The write value should

always be 1.

LHWROE

R/W

LHWR Output Enable

Enables/disables

LHWR output (valid in external

extended mode).

0: Specifies pin PA4 as I/O port

1: Specifies pin PA4 as

LHWR output pin



R/W

Reserved

This bit is always read as 1. The write value should

always be 1.



Reserved

This is a read-only bit and cannot be modified.

TCLKS

R/W

TPU External Clock Input Pin Select

Selects the TPU external clock input pins.

0: Specifies pins P32, P33, P35, and P37 as external

clock input pins.

1: Specifies pins P14 to P17 as external clock input

pins.

2 to 0



All 0

R/W

Reserved

These bits are always read as 0. The write value should

always be 0.

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