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microcontroller based non isolated dimmer circuit

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hi ,
i want to control phase angle using triac and microcontroller .
but i dont want to use opto coupler like moc3021,moc3020.
i want to make non isolated circuit .

ACWave.png

circuit diagram.png
 

**broken link removed**

why you want use non isolation circuit any reason?
 

thanks ud23 , thanks milan.rajik.
well mr ud23 i want to make cheapest dimmer using microcontroller.
microcontroller is necessory because of i also want to interface this with ir remote , and 7segment.

mr Milan.rajik i think that circuit is only for theoretical idea .

- - - Updated - - -

thanks ud23 , thanks milan.rajik.
well mr ud23 i want to make cheapest dimmer using microcontroller.
microcontroller is necessory because of i also want to interface this with ir remote , and 7segment.

mr Milan.rajik i think that circuit is only for theoretical idea .
 

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