PIC16F1513-I/SP 데이터 시트보기 (PDF) - Microchip Technology

부품명

상세내역

제조사

PIC16F1513-I/SP

28-Pin Flash Microcontrollers with XLP Technology

Microchip Technology 

PIC16(L)F1512/3

10.0 WATCHDOG TIMER (WDT)

The Watchdog Timer is a system timer that generates

a Reset if the firmware does not issue a CLRWDT

instruction within the time-out period. The Watchdog

Timer is typically used to recover the system from

unexpected events.

The WDT has the following features:

• Independent clock source

• Multiple operating modes

- WDT is always on

- WDT is off when in Sleep

- WDT is controlled by software

- WDT is always off

• Configurable time-out period is from 1 ms to 256

seconds (nominal)

• Multiple Reset conditions

• Operation during Sleep

FIGURE 10-1:

WATCHDOG TIMER BLOCK DIAGRAM

WDTE<1:0> = 01

SWDTEN

WDTE<1:0> = 11

WDTE<1:0> = 10

Sleep

LFINTOSC

23-bit Programmable

Prescaler WDT

WDTPS<4:0>

WDT Time-out

DS40001624C-page 80

 2012-2014 Microchip Technology Inc.

Share Link: