Re: Altera programming problem

On Tue, 21 Oct 2003, ted wrote:

> Jaroslaw Guzinski <[EMAIL PROTECTED]> wrote in message news:<[EMAIL PROTECTED]>...
> > In laboratory I have few boards with Altera Flex600. Boards are connected
> > with PC using ByteBlaster. On PC I have Win98 OS. On the all PC is the
> > same software.
> > Problem is that on some computers after configuring ALTERA device after
> > some time (sometimes very short) project in Altera is deleteted.
> > How to solve that problems without disconnecting ByteBlaster after
> > programming?
> >
> >
> We had a similar problem some time ago. We suspected the PC pokes the
> printer port every so often (something to do with polling
> peripherals??), causing the nStatus line to reset.
>
> We much reduced the problem by removing the LPT1 entry in the PCs
> device list, so that the PC doesn't know there is a printer port. YOu
> could also try adding a toggle switch on the nStatus line betweeh the
> ByteBlaster and the target.
>

I have removed th LPT port from device list but then I can not programing
in Max+PlusII. PC doesnt see LPT port but Max+PlusII also doesnt se it.

Jaroslaw Guzinski