help with zero crossing detection for dimming in esp gpio

hirdeshsaxena112
Posts: 18
Joined: Fri Jun 16, 2017 1:48 am

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Hello,

the code which is on github for dimmer is based on pwm which can only dim incandescent bulb not motor or inductive loads

the schematic shared by zybi is below.

Image


Please help to implement for inductive loads with zero crossing detection which requires two gpios

schematic for dimmer with zero detection

Image
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hirdeshsaxena112
Posts: 18
Joined: Fri Jun 16, 2017 1:48 am

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solved

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