Hi Tim,

The drawing routines for this were overlooked in the first release but will
be updated to correctly draw the "overlapping" style in SP1. My apologies
for the confusion.

Best Regards,

Nick Martin
Joint CEO, Altium

----- Original Message -----
From: "Tim Hutcheson" <[EMAIL PROTECTED]>
To: "peda" <[EMAIL PROTECTED]>
Sent: Tuesday, August 27, 2002 1:03 AM
Subject: [PEDA] Tearing my hair out with DXP


> All,
>
> For those that might be trying the multichannel feature of DXP:  I just
> learned the hard way (hours of fiddling) about a few confusing things with
> the method.  The little bit of documentation in the "manual", Introducing
> Protel DXP, creates a couple of misunderstandings that I could only
resolve
> by taking the 8-channel Mixer example apart.  So here are some lasting
> impressions from the experience, in the order of points presented in the
> manual.
>
> First, when you place a Sheet Symbol and add the Repeat(CIN,1,8) style
> Designator, DXP DOES NOT create a Sheet Symbol that looks like the one in
> the Mixer example with multiple overlapping sheets.  These appear to be
just
> "artwork" added to the mixer schematic as rectangles for dramatic effect
and
> the example would better without them.  I know it is a minor point, but
when
> other things don't work as they probably will not, it left me thinking
that
> I hadn't declared something correctly to invoke the full power of the
> repeat.  True, it is shown correctly in the manual diagram on page 6-2 but
I
> was hard to convince (for about an hour or so, much later, when trying to
> get all to work by generating a netlist without error).
>
> Second, the "technique" of representing the bus coming out of a Sheet
Entry
> symbol that has a Repeat as a single wire which then connects directly to
a
> bus, (so that individual signals can be picked out), is so crucial but not
> obvious looking at the example diagram on page 6-2.  There is only a small
> stub of bus wire connected to the Headphone wire in the picture and I
> overlooked that for quite a while.
>
> Third, it is possible to have the designators in the sheets incremented
> sequentially as _1, _2, ..._n, by simply leaving out the first parameter
of
> the Designator Repeat() statement.  I think this will mean that the
> technique of repeating channels on the circuit layout (assuming you route
by
> hand) by simply copying the first one multiple times should still produce
> the same orderly incrementation of the designator in each channel.  But I
> haven't verified this yet.
>
> .end - of - rant.
>
> regards,
>
> Tim Hutcheson
> Research Associate
> Institute for Human and Machine Cognition
> University of West Florida
> 40 S. Alcaniz St.
> Pensacola, FL 32501
> USA
> 805-202-4461
>
>
> ************************************************************************
> * Tracking #: 471375E444F874419B41CCFBFC51A3346C4D8132
> *
> ************************************************************************
>

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