Electronics › Electronics › by enter the password and rotate the motor if password is correct › Electronic lock, relay and motor
September 6, 2010 at 1:56 pm
#5047
Guest
u can use the specified electronic lock to make a parking garden for special person.
as u can see as the lock open pin 38 (P0^7) of controller goes high which can be used to drive relay which can further be used to drive the motor.