DSPIC30F2012AT-20E/ML View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

DSPIC30F2012AT-20E/ML

High-Performance, 16-bit Digital Signal Controllers

Microchip Technology 

dsPIC30F2011/2012/3012/3013

FIGURE 3-6:

DATA SPACE WINDOW INTO PROGRAM SPACE OPERATION

15

EA<15> = 0

Data 16

Space

EA

15

EA<15> = 1

Data Space

0x0000

PSVPAG(1)

0x00

8

Program Space

0x8000

Address

23

15

15 Concatenation 23

0x000000

0

0x001200

Upper Half of Data

Space is Mapped

into Program Space

0xFFFF

0x001FFF

BSET

MOV

MOV

MOV

CORCON,#2 ; Set PSV bit

#0x0, W0 ; Set PSVPAG register

W0, PSVPAG

0x9200, W0 ; Access program memory location

; using a data space access

Data Read

Note 1: PSVPAG is an 8-bit register, containing bits <22:15> of the program space address.

DS70139F-page 34

© 2008 Microchip Technology Inc.

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