Re: TI-H: IR detecter
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Re: TI-H: IR detecter
5-10 min! Why do you want a delay that long?
>>An easier one would be a hex inverter if all you need is motion detect...
>>
>
>True, I needed a 5-10 min. delay from the trigger, so I included the 555.
>Actually, you don't even need a hex inverter, since all you need is one
>input, you could either use a transistor and a resistor (NOT gate) or just
>use it as is, call it a normally closed switch.
>
>>
>>>I have done that. Not too hard actually. I used an IR led, an IR
>>>transistor,
>>>a 555 chip and a relay (to handle loads larger than the 555 can source).
>>>A few support components and a power supply, and you're ready to go.
>>>Are you thinking of linking it to a TI?
>>>
>>>DK
>>