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    help ID IC used for dusk/dawn controller

    I fear that's exactly where I am. So odd to use a micro, develop code for if 'input 1 is low, set output 1 low' likely with some debounce built in, then maintain an image and have to program devices for production. Then to do it so poorly so it doesn't work. Sometimes analog is just the right...
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    help ID IC used for dusk/dawn controller

    I was hoping it was a 555, would be easy to solve. Interesting that a PIC has the right power/ground pins. Seems a bit overkill for the task.
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    help ID IC used for dusk/dawn controller

    My wife purchased a fairly expensive outdoor clock that is supposed to light up at night. It uses a ring of LEDs illuminating the plastic dial face, using a photo-resistor based circuit powered by C cells. The clock will only light up when there is a fast transition from light to dark, like...
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