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Abu Lais
 · ShivamoggaIndia
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hello am going to build a wireless water level controller for that am using D FLIP FLOP to turn on and off motor pump. am using ic7474 (D flip flop) i have made a connections like this as shown in the below image an want to use D flip flop as a switch.
basically wt my requirement is when i give the first pulse (the pulse is about 9 second duration) then the LED must glow (in the sense motor should turn on) & when i give the second pulse (its also about 9 seconds duration) the LED should turn off (in the sense motor should turn off). please sombody hell me to make this work.

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