DSPIC30F4013 Microchip Technology Inc., DSPIC30F4013 Datasheet - Page 29

• Manufacturer Part Number: DSPIC30F4013
• Description: Dspic30f3014/4013 High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

FIGURE 3-6:
© 2007 Microchip Technology Inc.
Data
Space
EA
Note:
Upper Half of Data
Space is Mapped
into Program Space
BSET
MOV
MOV
MOV
16
EA<15> = 0
EA<15> = 1
CORCON,#2
#0x00, W0
W0, PSVPAG
0x8200, W0
PSVPAG is an 8-bit register, containing bits <22:15> of the program space address (i.e., it defines
the page in program space to which the upper half of data space is being mapped).
The memory map shown here is for a dsPIC30F4013 device.
DATA SPACE WINDOW INTO PROGRAM SPACE OPERATION
15
15
; PSV bit set
; Set PSVPAG register
; Access program memory location
; using a data space access
Data Space
0x0000
0x8000
0xFFFF
15
Concatenation
Address
PSVPAG
0x00
8
dsPIC30F3014/4013
(1)
23
23
Program Space
15
Data Read
DS70138E-page 27
0
0x000100
0x000200
0x007FFF