
2007 Microchip Technology Inc.
Preliminary
DS70165E-page 73
dsPIC33F
FIGURE 3-9:
DATA ACCESS FROM PROGRAM SPACE ADDRESS GENERATION
0
Program Counter
23 bits
1
PSVPAG
8 bits
EA
15 bits
Program Counter(1)
Select
TBLPAG
8 bits
EA
16 bits
Byte Select
0
1/0
User/Configuration
Table Operations(2)
Program Space Visibility(1)
Space Select
24 bits
23 bits
(Remapping)
1/0
0
Note 1: The LSb of program space addresses is always fixed as ‘0’ in order 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.