PIC18F4331-IP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F4331-IP

28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D

Microchip Technology 

PIC18F2331/2431/4331/4431

10.5 RCON Register

The RCON register contains bits used to determine the

cause of the last Reset or wake-up from a power-

managed mode. RCON also contains the bit that

enables interrupt priorities (IPEN).

REGISTER 10-13: RCON: RESET CONTROL REGISTER

R/W-0

U-0

IPEN

—

bit 7

U-0

R/W-1

R-1

—

RI

TO

R-1

R/W-0

R/W-0

PD

POR

BOR

bit 0

Legend:

R = Readable bit

-n = Value at POR

W = Writable bit

‘1’ = Bit is set

U = Unimplemented bit, read as ‘0’

‘0’ = Bit is cleared

x = Bit is unknown

bit 7

bit 6-5

bit 4

bit 3

bit 2

bit 1

bit 0

IPEN: Interrupt Priority Enable bit

1 = Enable priority levels on interrupts

0 = Disable priority levels on interrupts (PIC16CXXX Compatibility mode)

Unimplemented: Read as ‘0’

RI: RESET Instruction Flag bit

For details of bit operation, see Register 5-1.

TO: Watchdog Timer Time-out Flag bit

For details of bit operation, see Register 5-1.

PD: Power-Down Detection Flag bit

For details of bit operation, see Register 5-1.

POR: Power-on Reset Status bit

For details of bit operation, see Register 5-1.

BOR: Brown-out Reset Status bit

For details of bit operation, see Register 5-1.

 2010 Microchip Technology Inc.

DS39616D-page 111

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