TMP93CS44 datasheet(21/224 Pages) TOSHIBA

部件名	TMP93CS44

功能描述	CMOS 16-Bit Microcontroller

PDF	224 Pages

Scroll/Zoom	100%

制造商	TOSHIBA [Toshiba Semiconductor]

网页	http://www.semicon.toshiba.co.jp/eng

标志

21 / 224 page

TMP93CS44/S45

2004-02-10

93CS44-19

Clock setting example 1:

Changing from the high frequency (fc) to the low frequency (fs).

SYSCR0

EQU

006EH

SYSCR1

EQU

006FH

WDCR

EQU

005DH

WDMOD

EQU

005CH

RES

7, (WDMOD)

;

(WDCR), B1H

;

Disables watchdog timer.

SET

4, (WDMOD)

;

Sets warm-up time to 216/fs.

SET

6, (SYSCR0)

;

Enables low-frequency oscillation

SET

2, (SYSCR0)

;

Clears and starts warm-up timer.

WUP:

BIT

2, (SYSCR0)

;

NZ, WUP

;

Detects end of warm-up timer.

SET

3, (SYSCR1)

;

Changes fSYS from fc to fs.

RES

7, (SYSCR0)

;

Disables high-frequency oscillation.

SET

7, (WDMOD)

;

Enables watchdog timer.

Counts up by fSYS

<XEN>

Counts up by fs

Warm-up timer

X1, X2 pins

<XTEN>

XT1, XT2 pins

Disables

high frequency

Changes fSYS

from fc to fs

End of warm-up timer

Clears and starts

warm-up timer

Enables

low frequency

End of warm-up timer

<SYSCK>

System clock fSYS

TMP93CS44 数据表(PDF) 21 Page - Toshiba Semiconductor

TMP93CS44 数据表(HTML) 21 Page - Toshiba Semiconductor

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