Microchip Technology DV164136 Data Sheet
PIC18F8722 FAMILY
DS39646C-page 64
© 2008 Microchip Technology Inc.
FIGURE 5-1:
PROGRAM MEMORY MAP AND STACK FOR PIC18F8722 FAMILY DEVICES
TABLE 5-1:
MEMORY ACCESS FOR PIC18F8527/8622/8627/8722 PROGRAM MEMORY MODES
PC<20:0>
Stack Level 1
•
Stack Level 31
Reset Vector
•
•
CALL,RCALL,RETURN
RETFIE,RETLW
RETFIE,RETLW
21
0000h
0018h
On-Chip
Program Memory
High-Priority Interrupt Vector
0008h
User Mem
o
ry S
p
ac
e
01FFFFh
018000h
017FFFh
1FFFFFh
PIC18FX627
PIC18FX722
On-Chip
Program Memory
Read ‘0’
On-Chip
Program Memory
0C000h
0BFFFh
PIC18FX527
PIC18FX622
On-Chip
Program Memory
Read ‘0’
Low-Priority Interrupt Vector
Read ‘0’
10000h
0FFFFh
Operating Mode
Internal Program Memory
External Program Memory
Execution
From
Table Read
From
Table Write To
Execution
From
Table Read
From
Table Write To
Microprocessor
No Access
No Access
No Access
Yes
Yes
Yes
Microprocessor
w/ Boot Block
w/ Boot Block
Yes
Yes
Yes
Yes
Yes
Yes
Microcontroller
Yes
Yes
Yes
No Access
No Access
No Access
Extended
Microcontroller
Microcontroller
Yes
Yes
Yes
Yes
Yes
Yes