[Coco] Dual UART with FIFO Card for the CoCo

Mark Marlette mmarlette at frontiernet.net
Tue Jun 15 07:07:24 EDT 2010


John,

Nothing wrong with free. What you will find is what you are already finding out.

First design I did, it took about 1 day to hand route. On a slow computer, ~10 yrs ago, it took Specctra under 4 seconds. It is all ASCII and if something goes haywire, you can look at the file source and adjust, of course that is a 300 page manual in itself.

The SuperIDE should have been a 4 layer board but I pushed it as far as I could to make it happen. So far that is as hard as my PC works, took it 90 seconds to route that board.

The real test of a system is to compile Gary's core. Took my laptop ~20 minutes the last time. Just brought a new workstation on line at home that has dual,  dual cores at 3.2GHZ, that is four uPs that show up in the performance window.

As you can tell, I don't like to wait. :)

Curious...Who is manufacturing your circuit boards that you are designing? I am always looking to reduce cost and that is a major cost area. Quality is critical at 6 mils or less and the ability of the vendor to do gold plating.

Regards,

Mark
Cloud-9


----- Original Message -----
From: sales at gimechip.com
To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
Sent: Tue, 15 Jun 2010 03:30:52 -0000 (UTC)
Subject: Re: [Coco] Dual UART with FIFO Card for the CoCo

I'm stuck with EAGLE since that's what Dad uses, I get to use it free - 
which means I'm always hogging his computer.... John

----- Original Message ----- 
From: "Mark Marlette" <mmarlette at frontiernet.net>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Monday, June 14, 2010 10:05 PM
Subject: Re: [Coco] Dual UART with FIFO Card for the CoCo


> james,
>
> I would have to agree. That is the autorouter we have at Cloud-9. You can 
> control it to the nth degree. Pricey though......
>
> Regards,
>
> Mark
>
>
> ----- Original Message -----
> From: jdaggett at gate.net
> To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
> Sent: Monday, June 14, 2010 7:37:59 PM
> Subject: Re: [Coco] Dual UART with FIFO Card for the CoCo
>
> Phill
>
> The only autorouter that I found worth a darn was the CCT router used in 
> Spectra. Best
> autorouter I ever used. Still in RF at 900MHz and above situations there 
> really is no decent
> autorouter.
>
> james
>
> On 15 Jun 2010 at 0:14, Phill Harvey-Smith wrote:
>
>> sales at gimechip.com wrote:
>> > I've finished a layout of a 1mx16 upgrade for the DE-1 but I've gotta
>> > turn the "right-angle" tracks into not right angles :-) Still got to 
>> > add
>> > the additional PS/2 port and a bit of other extras. It's taking a bit
>> > longer due to all hand routing (no auto-route) on this thing
>>
>> I've generally found the auto-rourter in Eagle to be pretty brain dead
>> in places for all but the simplest circuit, and found that I get much
>> better results by manually routing things, though as you say it does
>> take longer :)
>>
>> Cheers.
>>
>> Phill.
>>
>> -- 
>> Phill Harvey-Smith, Programmer, Hardware hacker, and general eccentric !
>>
>> "You can twist perceptions, but reality won't budge" -- Rush.
>>
>> --
>> Coco mailing list
>> Coco at maltedmedia.com
>> http://five.pairlist.net/mailman/listinfo/coco
>
>
>
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