[sf-lug] controlling external electronics? for a little science project

Kristian Erik Hermansen kristian.hermansen at gmail.com
Wed May 14 08:44:34 PDT 2008

Yeah, mitch altman is great :-)

On 5/14/08, jim <jim at well.com> wrote:
>    at the LUGradio show there was a guy
> with the TVbegone gizmo (turns any
> television off, that's all it does, but
> it does it perfectly, kind of a Unix
> philosophy for electronic gizmos.
>    he's got other stuff, though this is
> his big hit.
>    i plan to check him out. he's friendly
> and might be an interesting field trip
> for the two of you.
> cornfield electronics is on 1800 market
> street in SF.
> http://www.tvbgone.com/cfe_main.php
> On Tue, 2008-05-13 at 20:07 -0700, Matt Price wrote:
>> hi folks,
>> my 9-year-old has an idea for an invention..
>> maybe she's not the first one to have invented it exactly, but i'd like
>> to encourage her.  she wants a reverse alarm clock, that does the
>> following:
>> -turn out her light at bed time
>> - play from a selection of boring speeches after lights out, to lull her
>> to sleep
>> - wake her in the morning with a less boring speech.
>> now, it strikes me that most of this could be done pretty easily with a
>> simple python script on her xo-1.  but to turn the light out she needs
>> to open a circuit external to the computer.  now i imagine even this is
>> pretty easy to do; that there exist generic usb connected electronics
>> kits, that let you perform arbitrary simple actions (like flipping a
>> switch) with signals from the computer.  but if this is so i have no
>> idea how to do it.  anyone know anything about this sort of thing?
>> as usual i appreciate al the help...
>> matt
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Kristian Erik Hermansen
"When you share your joys you double them; when you share your sorrows
you halve them."

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