
PIC16C745/765
DS41124C-page 102
Preliminary
2000 Microchip Technology Inc.
FIGURE 13-4: SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
S
R
Q
External
Reset
MCLR
VDD
OSC1
WDT
Module
VDD rise
detect
OST/PWRT
Dedicated
RC OSC
Time-out
Power-on Reset
OST
10-bit Ripple counter
PWRT
Chip Reset
10-bit Ripple counter
Reset
Enable OST
Enable PWRT
SLEEP
Brown-out
Reset
On-chip
745cov.book Page 102 Wednesday, August 2, 2000 8:24 AM