PIC18F64J90 configuration bits

The configuration words set the oscillator, the watchdog, the power-up timer, brown-out reset, low-voltage programming and code protection. Pick a setting and the word below updates; the starting values are the defaults in Microchip's device file. In XC8 each setting is a #pragma config NAME = SETTING line.

CONFIG1L · 0x3FF8

0xE1default 0xE1

DEBUGBackground Debugger Enable bitXINSTExtended Instruction Set Enable bitSTVRENStack Overflow/Underflow Reset Enable bitWDTENWatchdog Timer Enable bit

CONFIG1H · 0x3FF9

0xF4default 0xF4

RESERVEDRESERVEDSIGNConfig Word Signature BitCP0Code Protection bit

CONFIG2L · 0x3FFA

0xC7default 0xC7

IESOTwo-Speed Start-up (Internal/External Oscillator Switchover) Control bitFCMENFail-Safe Clock Monitor Enable bitFOSC2Default/Reset System Clock Select bitFOSCOscillator Selection bits

CONFIG2H · 0x3FFB

0xFFdefault 0xFF

RESERVEDRESERVEDWDTPSWatchdog Timer Postscaler Select bits

CONFIG3L · 0x3FFC

0xF8default 0xF8

RESERVEDRESERVED

CONFIG3H · 0x3FFD

0xF1default 0xF1

RESERVEDRESERVEDCCP2MXCCP2 MUX bit