Datasheet

 2007-2019 Microchip Technology Inc. DS30009905F-page 55
PIC24FJ256GA110 FAMILY
TABLE 4-30: PROGRAM SPACE ADDRESS CONSTRUCTION
FIGURE 4-5: DATA ACCESS FROM PROGRAM SPACE ADDRESS GENERATION
Access Type
Access
Space
Program Space Address
[23] [22:16] [15] [14:1] [0]
Instruction Access
(Code Execution)
User 0 PC[22:1] 0
0xx xxxx xxxx xxxx xxxx xxx0
TBLRD/TBLWT
(Byte/Word Read/Write)
User TBLPAG[7:0] Data EA[15:0]
0xxx xxxx xxxx xxxx xxxx xxxx
Configuration TBLPAG[7:0] Data EA[15:0]
1xxx xxxx xxxx xxxx xxxx xxxx
Program Space Visibility
(Block Remap/Read)
User 0 PSVPAG[7:0] Data EA[14:0]
(1)
0 xxxx xxxx xxx xxxx xxxx xxxx
Note 1: Data EA[15] is always ‘1’ in this case, but is not used in calculating the program space address. Bit 15 of
the address is PSVPAG[0].
0Program Counter
23 Bits
1
PSVPAG
8 Bits
EA
15 Bits
Program Counter
(1)
Select
TBLPAG
8 Bits
EA
16 Bits
Byte Select
0
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.