Installation guide

Keyword Reference Guide

MN1270 02.2002 65

DPRLONG

Purpose:

Read and write a 32 bit integer value to Dual Port Ram

Controllers Supported:

NextMove PCI NextMove PC NextMove BX MintDrive ServoNode 51

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Format:

DPRLONG (address) = <expression>

v = DPRLONG (address)

Parameters:

Address – Dual Port Ram location

Attributes:

Controller Read Write Command Multi-

Axis

Scaled Default Range

NextMove

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0 any 32 bit integer

value

Description:

The Dual Port Ram is an area of Ram accessible by both the host PC and the controller, the size of this

depends on the controller. The

DPRFLOAT keyword allows the user to read and write 32 bit integer

values to any location within Dual Port Ram.

NextMove PCI

There is 4k of 32 bit wide Dual Port Ram on NextMove PCI, detail of the Dual Port Ram map can be

found in then Mint v4 PC Programming Guide. The valid address range on NextMove PCI is 0x0000 to

0x0FFD inclusive.

NextMove PC

There is 1k of 16 bit wide Dual Port Ram on NextMove PCI, detail of the Dual Port Ram map can be

found in then Mint v4 PC Programming Guide. The valid address range on NextMove PC is 0x0 to

0x3FD inclusive.

As the Dual Port Ram on NextMove PC is only 16 bits wide a 32 bit integer value will take up 2 dual

port ram locations.