Project #652, Stepper motor with lamp & led’s, Project #653 – Elenco Upgrade Kit SC100 to SC750 User Manual
Page 207: Ic start & stop

Project #652
OBJECTIVE: To add LED’s to a stepper motor circuit.
Stepper Motor with
Lamp & LED’s
Set the adjustable resistor (RV) to the middle position. Turn the slide
switch (S1) on, the motor spins, the bulb lights, and then turn off as the
green LED lights.
-66-
Project #653
OBJECTIVE: To drive the motor and display with two IC
modules.
IC Start & Stop
Turn the slide switch (S1) on. As the output from the IC (U2) drives the
transistor (Q1), the motor (M1) spins and the display (D7) lights the
letter “S” and then turns off.
!
WARNING:
Moving parts. Do not touch the fan or
motor during operation. Do not lean over the motor.
To learn more about how circuits work, visit www.snapcircuits.net or page 85 to find out about our Student Guides.
!
WARNING:
Moving parts. Do not touch the fan or
motor during operation. Do not lean over the motor.
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