PIC18LF4420T-I/SO 查看數據表（PDF） - Microchip Technology

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PIC18LF4420T-I/SO

28/40/44-Pin Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2420/2520/4420/4520

REGISTER 23-14: WDTCON REGISTER

U-0

U-0

U-0

U-0

U-0

U-0

U-0

R/W-0

—

—

—

—

—

—

—

SWDTEN(1)

bit 7

bit 0

bit 7-1

bit 0

Unimplemented: Read as ‘0’

SWDTEN: Software Controlled Watchdog Timer Enable bit(1)

1 = Watchdog Timer is on

0 = Watchdog Timer is off

Note 1: This bit has no effect if the configuration bit, WDTEN, is enabled.

Legend:

R = Readable bit

U = Unimplemented bit, read as ‘0’

W = Writable bit

-n = Value at POR

TABLE 23-2: SUMMARY OF WATCHDOG TIMER REGISTERS

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Reset

Values

on page

RCON

IPEN SBOREN —

RI

TO

PD

POR

BOR

48

WDTCON

—

—

—

—

—

—

— SWDTEN 50

Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by the Watchdog Timer.

 2004 Microchip Technology Inc.

Preliminary

DS39631A-page 259

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