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Power LED Dimmer using ATmega32 Microcontroller

In this project we are going to use one of the features of ATmega32A to adjust the brightness of 1Watt LED. The method that is used to adjust the speed of  LED is PWM (Pulse Width Modulation). The method of PWM is explained here. Consider a simple circuit as shown in figure. [caption id="attachment_34927" align="aligncenter" width="600"] 1 Watt LED Dimmer using ATmega32 Microcontroller[/caption] Now if the ...

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