Datasheet

ManualsBrandsMICROCHIP TECHNOLOGY ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller PDIP 40 8-Bit 40 MHz I/O number 34

PIC18FXX2

DS39564C-page 32 © 2006 Microchip Technology Inc.

FIGURE 3-3: TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD)

FIGURE 3-4: TIME-OUT SEQUENCE ON POWER-UP (MCLR

NOT TIED TO VDD): CASE 1

FIGURE 3-5: TIME-OUT SEQUENCE ON POWER-UP (MCLR

NOT TIED TO VDD): CASE 2

TPWRT

TOST

VDD

MCLR

INTERNAL POR

PWRT TIME-OUT

OST TIME-OUT

INTERNAL RESET

TPWRT

TOST

VDD

MCLR

INTERNAL POR

PWRT TIME-OUT

OST TIME-OUT

INTERNAL RESET

VDD

MCLR

INTERNAL POR

PWRT TIME-OUT

OST TIME-OUT

INTERNAL RESET

TPWRT

TOST