PIC16F720-ESLASHSS datasheet(23/244 Pages) MICROCHIP

部品番号	PIC16F720-E/SS

部品情報	20-Pin Flash Microcontrollers with nanoWatt XLP Technology

PDF	244 Pages

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メーカー	MICROCHIP [Microchip Technology]

ホームページ	http://www.microchip.com

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 2010 Microchip Technology Inc.

DS41430A-page 23

PIC16F/LF720/721

2.2.2.3

PCON Register

The Power Control (PCON) register contains flag bits

(refer to Table 3-4) to differentiate between a:

• Power-on Reset (POR)

• Brown-out Reset (BOR)

• Watchdog Timer Reset (WDT)

• External MCLR Reset

The PCON register also controls the software enable of

the BOR.

The PCON register bits are shown in Register 2-3.

PCON: POWER CONTROL REGISTER

U-0

R/W-q

—

—POR

BOR

bit 7

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

q = Value depends on condition

bit 7-2

Unimplemented: Read as ‘0’

bit 1

POR: Power-on Reset Status bit

= No Power-on Reset occurred

= A Power-on Reset occurred (must be set in software after a Power-on Reset occurs)

bit 0

BOR: Brown-out Reset Status bit

= No Brown-out Reset occurred

= A Brown-out Reset occurred (must be set in software after a Power-on Reset or Brown-out Reset

occurs)

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