TMS320VC5441APGF datasheet(45/86 Pages) TI

Teilenummer	TMS320VC5441APGF

Bauteilbeschribung	TMS320VC5441 Fixed-Point Digital Signal Processor

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Functional Overview

December 1999 – Revised April 2002

SPRS122E

3.2.5.1

Watchdog Timer Registers

There are four 16-bit registers associated with the watchdog timer.

•

WD Timer Counter Register (WDTIM)

•

WD Timer Period Register (WDPRD)

•

WD Timer Control Register (WDTCR)

•

WD Timer Second Control Register (WDTSCR)

3.2.5.2

WDTIM Register

This register contains the 16-bit watchdog counter value. It is decremented once every watchdog clock cycle.

3.2.5.3

WDPRD Register

This register is used to reload the WD timer counter register (WDTIM).

3.2.5.4

WDTCR Register

This register provides the control and status information. WDTCR bit fields are as shown in Figure 3–23 and

are described in Table 3–12.

43210

Reserved

SOFT

FREE

PSC

Reserved

TDDR

R/W+0

R/W+1111

LEGEND: R = Read, W = Write, +0 = Value at reset

Figure 3–23. Watchdog Timer Control Register (WDTCR)

TMS320VC5441APGF Datenblatt(PDF) 45 Page - Texas Instruments