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Eagle PCB layout question
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January 20th 04, 10:58 AM
Paul Burridge
Posts: n/a
On Tue, 20 Jan 2004 00:51:33 -0000,
(Dave Platt)
wrote:
I believe I saw an error of that sort, if I tried to create a
connection between an individual link, and a multi-signal bus. You
can only do this if the thing you're trying to hook up, has a name
which matches the name of an element of the bus.
I can't see the point of this disadvantage.
Hmmm. On the version of Eagle Lite Freeware (Linux) that I have on my
laptop, the autorouter works just fine.
It's disabled on this PC/Windoze version for some reason!
I started with a small battery float-charger schematic I had sitting
around, did a "switch to board", let the program throw the components
down off-board in random locations, dragged the components to the
board and then rotated them to minimize the amount of
signal-connection crossing. I then used "Tools/Auto", approved all of
the defaults, and it routed the whole board in about ten seconds.
The "helpfile" says you can move the components to the board, position
them, click on 'ratsnest' to get "airwires" to appear between the
relevant nodes, then do the tools/auto bit and get the defaults you
specify, then click "go" and the routing is automatically done.
Unfortunately, however, no airwires appear, nor do any tracks. Nothing
happens and the "helpfile" says autorouter isn't a working function in
the Lite version! So far I can't say I'm exactly impressed...
You _did_ create both a schematic, and a board layout, as part of the
same design? All of the components fit within the outlines of the
largest board that the Lite version will create?
Yes.
--
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