DSPIC30F2023 Microchip Technology Inc., DSPIC30F2023 Datasheet - Page 223

• Manufacturer Part Number: DSPIC30F2023
• Description: 28/44-pin Dspic30f1010/202x Enhanced Flash Smps 16-bit Digital Signal Controller
• Manufacturer: Microchip Technology Inc.

TABLE 19-1:
© 2006 Microchip Technology Inc.
Wb
Wd
Wdo
Wm,Wn
Wm*Wm
Wm*Wn
Wn
Wnd
Wns
WREG
Ws
Wso
Wx
Wxd
Wy
Wyd
Field
SYMBOLS USED IN OPCODE DESCRIPTIONS (CONTINUED)
Base W register
Destination W register
Destination W register
{ Wnd, [Wnd], [Wnd++], [Wnd--], [++Wnd], [--Wnd], [Wnd+Wb] }
Dividend, Divisor working register pair (direct addressing)
Multiplicand and Multiplier working register pair for Square instructions
{W4 * W4,W5 * W5,W6 * W6,W7 * W7}
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
One of 16 destination working registers
One of 16 source working registers
W0 (working register used in file register instructions)
Source W register
Source W register
{ Wns, [Wns], [Wns++], [Wns--], [++Wns], [--Wns], [Wns+Wb] }
X data space prefetch address register for DSP instructions
X data space prefetch destination register for DSP instructions
Y data space prefetch address register for DSP instructions
Y data space prefetch destination register for DSP instructions
{[W8] + = 6, [W8] + = 4, [W8] + = 2, [W8], [W8] – = 6, [W8] – = 4, [W8] – = 2,
{[W10] + = 6, [W10] + = 4, [W10] + = 2, [W10], [W10] - = 6, [W10] - = 4, [W10] - = 2,
[W9] + = 6, [W9] + = 4, [W9] + = 2, [W9], [W9] – = 6, [W9] – = 4, [W9] – = 2,
[W9 + W12],none}
[W11] + = 6, [W11] + = 4, [W11] + = 2, [W11], [W11] – = 6, [W11] – = 4, [W11] – = 2,
[W11 + W12], none}
{W0..W15}
Preliminary
{ Ws, [Ws], [Ws++], [Ws--], [++Ws], [--Ws] }
{ Wd, [Wd], [Wd++], [Wd--], [++Wd], [--Wd] }
{W0..W15}
dsPIC30F1010/202X
Description
{W0..W15}
{W0..W15}
{W4..W7}
{W4..W7}
DS70178C-page 221