PIC24FJ128GA308-I/PT Microchip Technology, PIC24FJ128GA308-I/PT Datasheet - Page 73

• Manufacturer Part Number: PIC24FJ128GA308-I/PT
• Description: 16-bit, 16 MIPS, 128 KB Flash, 8 KB RAM, 69 I/O, LCD, XLP W/Vbat 80 TQFP 12x12x1
• Manufacturer: Microchip Technology

FIGURE 4-10:
FIGURE 4-11:
 2010-2011 Microchip Technology Inc.
The data in the page
designated by DSRPAG
is mapped into the
upper half of the data
memory space....
The data in the page
designated by DSRPAG
is mapped into the
upper half of the data
memory space....
When DSRPAG<9:8> =
When DSRPAG<9:8> =
DSRPAG
DSRPAG
302h
202h
PROGRAM SPACE VISIBILITY OPERATION TO ACCESS LOWER WORD
PROGRAM SPACE VISIBILITY OPERATION TO ACCESS UPPER WORD
23
23
10
11
Program Space
Program Space
and EA<15> =
and EA<15> =
15
15
1
1
0
0
PIC24FJ128GA310 FAMILY
017FFEh
017FFFh
000000h
010000h
7FFFFEh
000000h
010001h
7FFFFEh
Data Space
Data Space
EDS Window
EDS Window
0000h
8000h
FFFFh
0000h
8000h
FFFFh
...while the lower
15 bits of the EA
specify an exact
address within the
EDS area. This corre-
sponds exactly to the
same lower 15 bits of
the actual program
space address.
...while the lower
15 bits of the EA
specify an exact
address within the
EDS area. This corre-
sponds exactly to the
same lower 15 bits of
the actual program
space address.
Data EA<14:0>
Data EA<14:0>
DS39996F-page 73