Datasheet

Table Of Contents
2011-2013 Microchip Technology Inc. DS40001609C-page 63
PIC16(L)F1508/9
6.0 RESETS
There are multiple ways to reset this device:
Power-On Reset (POR)
Brown-Out Reset (BOR)
Low-Power Brown-Out Reset (LPBOR)
•MCLR Reset
•WDT Reset
RESET instruction
Stack Overflow
Stack Underflow
Programming mode exit
To all o w V DD to stabilize, an optional power-up timer
can be enabled to extend the Reset time after a BOR
or POR event.
A simplified block diagram of the On-chip Reset Circuit
is shown in Figure 6-1.
FIGURE 6-1: SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
Device
Reset
Power-on
Reset
WDT
Time-out
Brown-out
Reset
LPBOR
Reset
RESET Instruction
MCLRE
Sleep
BOR
Active
(1)
PWRTE
LFINTOSC
VDD
ICSP™ Programming Mode Exit
Stack Underflow
Stack Overlfow
VPP/MCLR
R
Power-up
Timer
Rev. 10-000006A
8/14/2013
Note 1: See Table 6-1 for BOR active conditions.