[CLUG-tech] 'tis the season

Jonathan Carter (highvoltage) jonathan at clug.org.za
Sun Dec 9 16:36:47 SAST 2007

Hi Mark

Mark Ter Morshuizen wrote:
> On Sunday 09 December 2007, Jonathan Hitchcock wrote:
>> So, here's a Christmas project for the amateur engineers among you:
>> design a small circuit and LED system that would be suitable for a
>> Christmas tree
> wall wart or battery power
> 2x 555 timers
> 2x transistors
> some caps & some resistors for the timing
> LED's
> wire

Hmm, this is clug-tech and there's no Linux in that solution. Perhaps he 
should control the two sets of lights from two serial ports instead? 
(and perhaps even power it from there too?)


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