PIC16F946 Datasheet, PDF (244/274 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology

PIC16F946
FIGURE 19-5:
VDD
MCLR
Internal
POR
PWRT
Time-out
OSC
Time-out
Internal
Reset
Watchdog
Timer
Reset
I/O Pins
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND
POWER-UP TIMER TIMING
30
33
32
31
34
34
FIGURE 19-6:
BROWN-OUT RESET TIMING AND CHARACTERISTICS
VDD
BVDD
(Device in Brown-out Reset)
(Device not in Brown-out Reset)
35
Reset (due to BOR)
64 MS Time-out⁽¹⁾
Note 1: 64 ms delay only if PWRTE bit in the Configuration Word is programmed to ‘0’.
DS41265A-page 242
Preliminary
© 2005 Microchip Technology Inc.