The working principle of the light switch is quite simple.
Automatic door light switch on when door is opened.
When the door opens the light comes on.
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In this video we shall make a simple automatic door light or automatic closet light circuit.
It s activated by an automatic door light switch.
Electric door switch light on when open 125 250vac 1 1 4 width 3 7 8 height 2 depth.
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Door open sensor light.
The bistables inside cmos 4013 are conected in series.
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Right now you might be asking yourself how did he know the light was off before the door was opened and after it was closed.
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This automatic door light switch circuit turns on a lamp when a door is opened then turns it off when the door is opened again.
Door open lights on door close lights off.
When you shut the door the light goes off.
Ff2 is configured as a r s memory to store the state of the switch.
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