Microchip Technology MA330017 数据表

© 2007-2012 Microchip Technology Inc.

DS70283K-page 213

FCKSM<1:0>

FOSC

Immediate Clock Switching Mode bits

1x = Clock switching is disabled, Fail-Safe Clock Monitor is disabled
01 = Clock switching is enabled, Fail-Safe Clock Monitor is disabled
00 = Clock switching is enabled, Fail-Safe Clock Monitor is enabled

IOL1WAY

FOSC

Immediate Peripheral pin select configuration

1 = Allow only one reconfiguration
0 = Allow multiple reconfigurations

OSCIOFNC

FOSC

Immediate OSC2 Pin Function bit (except in XT and HS modes)

1 = OSC2 is clock output
0 = OSC2 is general purpose digital I/O pin

POSCMD<1:0>

FOSC

Immediate Primary Oscillator Mode Select bits

11 = Primary oscillator disabled
10 = HS Crystal Oscillator mode
01 = XT Crystal Oscillator mode
00 = EC (External Clock) mode

FWDTEN

FWDT

Immediate Watchdog Timer Enable bit

1 = Watchdog Timer always enabled (LPRC oscillator cannot be disabled.

Clearing the SWDTEN bit in the RCON register will have no effect.)

0 = Watchdog Timer enabled/disabled by user software (LPRC can be dis-

abled by clearing the SWDTEN bit in the RCON register)

WINDIS

FWDT

Immediate Watchdog Timer Window Enable bit

1 = Watchdog Timer in Non-Window mode
0 = Watchdog Timer in Window mode

WDTPRE

FWDT

Immediate Watchdog Timer Prescaler bit

1 = 1:128
0 = 1:32

WDTPOST<3:0>

FWDT

Immediate Watchdog Timer Postscaler bits

1111 = 1:32,768
1110 = 1:16,384
•
•
•
0001 = 1:2
0000 = 1:1

PWMPIN

FPOR

Immediate Motor Control PWM Module Pin Mode bit

1 = PWM module pins controlled by PORT register at device Reset 

(tri-stated)

0 = PWM module pins controlled by PWM module at device Reset

(configured as output pins)