Hello, Good day! Is it possible to have 3 sensors in one arduino? These 3 sensors are LM35, smoke sensor, and soil moisture sensor. These 3 sensors have the same output which is to open the door lock using servo motor.
Yes.
As you did not write a tutorial, your topic has been moved to a more suitable location on the forum.
Yes
Run the tutorials for sensors selected and merge the results to the final project.