RE: TI-H: PCB layouts
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RE: TI-H: PCB layouts
I think the best way to connect boards is through the use of headers and
ribbon cables..
Brenden McNeil
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> -----Original Message-----
> From: owner-ti-hardware@lists.ticalc.org
> [mailto:owner-ti-hardware@lists.ticalc.org]On Behalf Of David Knaack
> Sent: Friday, January 07, 2000 8:27 PM
> To: TI-Hardware
> Subject: TI-H: PCB layouts
>
>
>
> I've got my layout for the new EL backlight inverter mostly done.
> I'm having about 80 of them produced by a PCB company.
>
> However, before I continue with the design, I'd like to get a little
> input. I have been considering making the PCB a combination
> of devices, instead of just a backlight inverter. I could add on
> layouts for external power and spin port circuitry, along with
> solder points to provide power for other devices that a user
> might want to add. The additional board space is cheap, and
> would not have to be used if only a backlight was need.
> The advantage here is that it is very easy to add several
> devices at once.
>
> Alternately, I could design several separate boards that
> can be cabled together and could work with or without
> a central power port board (which would also supply power
> to the calculator itself). This would be more versatile, and
> would result in smaller boards inside the calc.
>
> The ultimate goal is to simplify the addition of new devices
> to a calc. Instead of having to custom mount new stuff, it
> can be put on a PCB using surface mount components,
> installed in the calc and connected to the existing power
> system (which may or may not be controlled by a power
> port board). This simplifies wire runs and makes for
> more professional and reliable devices.
>
> What do you guys think? I'm leaning toward separate boards
> that can be cabled together, since its more versatile; in
> hardware mods, custom is the name of the game.
>
> DK
> --
> It does not do to leave a live dragon out of your calculations, if you
> live near him. -- J. R. R. Tolkein
>
>
>
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