D950-CORE View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

D950-CORE

16-Bit Fixed Point Digital Signal Processor (DSP) Core

STMicroelectronics 

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5.4.7 Co-processor Instructions

COPD Co-processor Double Move

COPS Co-processor Simple Move

Figure 5.15 Co-processor

D950-Core

*AYn + IYr = COY

COPSxx

*AXm + IXs = COX

COX = *AXm + IXs

COY = *AYn + IYr

COPDxx

COX = *AXm + IXs

*AXm + IXs = COX

COY = *AYn + IYr

,

*AYn + IYr = COY

VR02018N

Note:

Increments allowed, depend on the register used (for COPD instruction only):

AX0:IX0/IX1

AX1:IX2/IX3

AY0:IY0/IY1

AY1:IY2/IY3

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