DSPIC33FJ32GP302THSLASHSP datasheet(311/403 Pages) MICROCHIP

311 / 403 page

 2009 Microchip Technology Inc.

Preliminary

DS70292D-page 311

dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04

Wm*Wn

Multiplicand and Multiplier working register pair for DSP instructions



{W4 * W5,W4 * W6,W4 * W7,W5 * W6,W5 * W7,W6 * W7}

One of 16 working registers

{W0...W15}

Wnd

One of 16 destination working registers

{W0...W15}

Wns

One of 16 source working registers

{W0...W15}

WREG

W0 (working register used in file register instructions)

Source W register

{ Ws, [Ws], [Ws++], [Ws--], [++Ws], [--Ws] }

Wso

Source W register



{ Wns, [Wns], [Wns++], [Wns--], [++Wns], [--Wns], [Wns+Wb] }

X data space prefetch address register for DSP instructions

 {[W8] + = 6, [W8] + = 4, [W8] + = 2, [W8], [W8] - = 6, [W8] - = 4, [W8] - = 2,

[W9] + = 6, [W9] + = 4, [W9] + = 2, [W9], [W9] - = 6, [W9] - = 4, [W9] - = 2,

[W9 + W12], none}

Wxd

X data space prefetch destination register for DSP instructions

{W4...W7}

Y data space prefetch address register for DSP instructions

 {[W10] + = 6, [W10] + = 4, [W10] + = 2, [W10], [W10] - = 6, [W10] - = 4, [W10] - = 2,

[W11] + = 6, [W11] + = 4, [W11] + = 2, [W11], [W11] - = 6, [W11] - = 4, [W11] - = 2,

[W11 + W12], none}

Wyd

Y data space prefetch destination register for DSP instructions

{W4...W7}

TABLE 28-1:

SYMBOLS USED IN OPCODE DESCRIPTIONS (CONTINUED)

Field

Description

DSPIC33FJ32GP302TH/SP Datasheet(PDF) 311 Page - Microchip Technology

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