PIC18LF8410-I/PTQTP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18LF8410-I/PTQTP

64/80-Pin Flash Microcontrollers with nanoWatt Technology

Microchip Technology 

PIC18F6310/6410/8310/8410

REGISTER 4-1: RCON: RESET CONTROL REGISTER

R/W-0 R/W-1(1)

U-0

R/W-1

R-1

IPEN SBOREN

—

RI

TO

bit 7

R-1

R/W-0 R/W-0

PD

POR

BOR

bit 0

bit 7 IPEN: Interrupt Priority Enable bit

1 = Enable priority levels on interrupts

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

bit 6 SBOREN: BOR Software Enable bit

If BOREN1:BOREN0 = 01:

1 = BOR is enabled

0 = BOR is disabled

If BOREN1:BOREN0 = 00, 10 or 11:

Bit is disabled and read as ‘0’.

Note 1: If SBOREN is enabled, its Reset state is ‘1’; otherwise, it is ‘0’.

bit 5 Unimplemented: Read as ‘0’

bit 4 RI: RESET Instruction Flag bit

1 = The RESET instruction was not executed (set by firmware only)

0 = The RESET instruction was executed causing a device Reset (must be set in software after

a Brown-out Reset occurs)

bit 3 TO: Watchdog Timer Time-out Flag bit

1 = Set by power-up, CLRWDT instruction or SLEEP instruction

0 = A WDT time-out occurred

bit 2 PD: Power-Down Detection Flag bit

1 = Set by power-up or by the CLRWDT instruction

0 = Set by execution of the SLEEP instruction

bit 1 POR: Power-on Reset Status bit

1 = A Power-on Reset has not occurred (set by firmware only)

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

bit 0 BOR: Brown-out Reset Status bit

1 = A Brown-out Reset has not occurred (set by firmware only)

0 = A Brown-out Reset occurred (must be set in software after a Brown-out Reset occurs)

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

Note 1: It is recommended that the POR bit be set after a Power-on Reset has been

detected, so that subsequent Power-on Resets may be detected.

2: Brown-out Reset is said to have occurred when BOR is ‘0’ and POR is ‘1’ (assuming

that POR was set to ‘1’ by software immediately after POR).

DS39635A-page 50

Preliminary

 2004 Microchip Technology Inc.

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