Re: [CAD_CAM_EDM_DRO] Windows Real-time

Thanks Art,

This is something I want to look into and try! The last thing similar
was a Diagnostic program for OS/2 using several DLL's, probably 6 years
ago. Looks like I've got some more studying to do. Any suggestions?

Alan

Art Fenerty wrote:

>
> Alan:
>
> The interface is an automation object (COM) written in C++. It's only
> purpose is to send data to the VXD which is mostly assember. The VXD accepts
> 4-byte commands
> where the first byte is motor step and direction for each of 4-axis, and the
> next two bytes are a number from 0-8191
> which is the frequency in hertz to wait till the next pulse.
> The VXD has a 64000 integer buffer so even at 8khz you have several
> seconds (8) to do work before you need to add to the buffer. The buffer is a
> ring buffer that just keeps looping around. There will be a series of
> command that can be used such as Spindle( on | off )..Aux1( on | off) and
> AddToBuffer( int* ); As well as a callback function for emergency stop. This
> should make it rather easy to do real time in windows. It seems to work as
> well as any dos version of stepping does.
>
> Art
>
> ----- Original Message -----
> From: "Alan Marconett KM6VV" <KM6VV@...>
> To: <CAD_CAM_EDM_DRO@egroups.com>
> Sent: Friday, November 24, 2000 6:42 PM
> Subject: Re: [CAD_CAM_EDM_DRO] Windows Real-time
>
> > Art,
> >
> > That's great! Can I assume that the interface could also be used with
> > visual C++? Is it a DLL, or a COM module? More info would be welcome
> > when you're ready!
> >
> > Alan KM6VV
> >
> > Art Fenerty wrote:
> > >
> > > Alan:
> > >
> > > After Master Control is released, I will probably release the
> interface
> > > so visual basic programmers, etc.. can develop more apps that are
> windows
> > > real-time.