PIC18CXX2
FIGURE 4-1: PROGRAM MEMORY MAP
AND STACK FOR PIC18C442/
242
FIGURE 4-2: PROGRAM MEMORY MAP
AND STACK FOR PIC18C452/
252
PC<20:0>
PC<20:0>
21
21
CALL,BSUB,RETURN
RETFIE,RETLW
CALL,BSUB,RETURN
RETFIE,RETLW
Stack Level 1
Stack Level 1
•
•
•
•
•
•
Stack Level 31
Reset Vector
Stack Level 31
Reset Vector
0000h
0000h
High Priority Interrupt Vector
Low Priority Interrupt Vector
High Priority Interrupt Vector
Low Priority Interrupt Vector
0008h
0018h
0008h
0018h
On-chip
Program Memory
3FFFh
4000h
On-chip
Program Memory
7FFFh
8000h
Read ’0’
Read ’0’
1FFFFFh
200000h
1FFFFFh
200000h
DS39026B-page 34
Preliminary
7/99 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
