[Coco] need a mini 6551 RS-232 pak layout

Gene Heskett gene.heskett at verizon.net
Fri Jan 16 16:36:01 EST 2009


On Friday 16 January 2009, Roger Taylor wrote:
>It looks nice but you didn't allow for the diamter of the router bit
>used by ExpressPCB to cut the board.  If cut along your board
>perimeter it would leave the edge connector width too short and there
>would be alignment problems.

That is a function of the tool table in the milling machines driver software.  
If it knows the cutting tools diameter, it cuts precisely to the mark.

>I just downloaded DipTrace 1.50 and it looks nice but I don't see a
>way to import or export to ExpressPCB schematics or layouts, and the
>board service appears to be a forwarding service by the DipTrace
>website to the company of your choice, but I could have read the site
>instructions wrong.  Probably not a wise choice for my projects.
>
>At 12:54 PM 1/16/2009, you wrote:
>>Roger
>>
>>What I have is patterned off the short Floppy disk drive controler
>>board(FD501/502). It can be reduced with ease. I want to eventually get
>>that pattern over to Eagle.
>>
>>See attachment
>>
>>james
>>
>>On 16 Jan 2009 at 11:36, Roger Taylor wrote:
>> > At 05:47 AM 1/16/2009, you wrote:
>> > >Roger
>> > >
>> > >I am familiar with both programs as well as Eagle. That would be a
>> > >simple and easy task to do. Do you have any concept of size of
>> > >theboard. I already have a template for a mini Coco plug in board in
>> > >ExpressPCB that is 2.5 x 3.8 inch. It has the fingers for plugging
>> > >into the MPI.
>> > >
>> > >
>> > >james
>> >
>> > The board size I have will fit in any short black game pak case if
>> > ever there should be a short supply of the cases I'm working on
>> > obtaining which are almost the same.  The board already has the
>> > mounting holes exactly where they need to be based on trial and error
>> > from making paper cutouts of the printed board and comparing to
>> > existing cases and game pak boards.  It's a match.  I can take a look
>> > at your design, though.
>> >
>> > --
>> > Roger Taylor
>> >
>> > http://www.wordofthedayonline.com
>> >
>> >
>> > --
>> > Coco mailing list
>> > Coco at maltedmedia.com
>> > http://five.pairlist.net/mailman/listinfo/coco
>>
>>The following section of this message contains a file attachment
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>>    ---- File information -----------
>>      File:  coco cart short.pcb
>>      Date:  16 Jan 2009, 13:52
>>      Size:  1678 bytes.
>>      Type:  Unknown
>>
>>
>>
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>>Coco at maltedmedia.com
>>http://five.pairlist.net/mailman/listinfo/coco



-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
When you don't know what you are doing, do it neatly.



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