dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04
FIGURE 4-9:
DATA ACCESS FROM PROGRAM SPACE ADDRESS GENERATION
Program Counter(1)
0
Program Counter
0
23 bits
Table Operations(2)
1/0
TBLPAG
8 bits
EA
1/0
16 bits
24 bits
Select
1
EA
0
Program Space Visibility(1)
(Remapping)
0
PSVPAG
8 bits
15 bits
23 bits
User/Configuration
Space Select
Byte Select
Note 1: The Least Significant bit (LSb) of program space addresses is always fixed as ‘0’ to maintain
word alignment of data in the program and data spaces.
2: Table operations are not required to be word aligned. Table read operations are permitted
in the configuration memory space.
2009 Microchip Technology Inc.
Preliminary
DS70292D-page 69