extremeads1
New Member
i have an entry sensor circuit as one input block of my microcontroller project so i want to enable the microcontroller to carry out further steps and hence i need to connect it to the input of microcontroller what circuit can i use as the entry sensor circuit ( whenever the object comes infront of the sensor the microcontroller will be enabled and when the object moves away from the sensor the microontroller is disabled ....i wish to imlpement this )..................pls reply and provide a circuit which i can use for this purpose !