Microchip Technology dsPIC30F - Page 93

© 2004 Microchip Technology Inc. DS70051C-page 4-9
Section 4. Program Memory
Program
Memory
4
Figure 4-7: Program Space Visibility Operation
Figure 4-8: Program Space Visibility Address Generation
23 15 0
PSVPAG
EA<15> = 1
Data Space
Program Space
8
15
23
0x0000
0x8000
0xFFFF
0x01
0x008000
Data Read
Upper 8 bits of Program
Memory Data cannot be
read using Program Space
Visibility.
0x000100
0x017FFF
23 bits
1
PSVPAG Reg
8 bits
Wn
15 bits
Select
23-bit EA
Wn<0> is Byte Select