Datasheet

PIC18F66K80 FAMILY
DS39977F-page 388  2010-2012 Microchip Technology Inc.
FIGURE 26-2: LOW-VOLTAGE DETECT OPERATION (VDIRMAG = 0)
VHLVD
VDD
HLVDIF
VHLVD
VDD
Enable HLVD
TIRVST
HLVDIF may not be set
Enable HLVD
HLVDIF
HLVDIF cleared in software
HLVDIF cleared in software
HLVDIF cleared in software,
CASE 1:
CASE 2:
HLVDIF remains set since HLVD condition still exists
T
IRVST
Internal reference is stable
Internal reference is stable
IRVST
IRVST