Datasheet

PIC18FXX2
DS39564C-page 36 © 2006 Microchip Technology Inc.
FIGURE 4-1: PROGRAM MEMORY MAP
AND STACK FOR
PIC18F442/242
FIGURE 4-2: PROGRAM MEMORY MAP
AND STACK FOR
PIC18F452/252
PC<20:0>
Stack Level 1
•
Stack Level 31
RESET Vector
Low Priority Interrupt Vector
•
•
CALL,RCALL,RETURN
RETFIE,RETLW
21
0000h
0018h
On-Chip
Program Memory
High Priority Interrupt Vector
0008h
User Memory Space
1FFFFFh
4000h
3FFFh
Read '0'
200000h
PC<20:0>
Stack Level 1
•
Stack Level 31
RESET Vector
Low Priority Interrupt Vector
•
•
CALL,RCALL,RETURN
RETFIE,RETLW
21
0000h
0018h
8000h
7FFFh
On-Chip
Program Memory
High Priority Interrupt Vector
0008h
User Memory Space
Read '0'
1FFFFFh
200000h