Stepper Motor Control Interface



Design by
Bill Vorn
Montréal (Québec) Canada
© 2000

Circuit design, electronics, programming by
Martin Peach
Bill Vorn
Afshin Matlabi





The Stepper Motor Control Interface is a 4-channel device that converts RS-485 messages to 12 VDC pulses. These pulses can be used to control up to 4 different stepper motors. It also has 4 inputs for limit switches (Hall Effect sensors). It is based on the Stamp SX and PIC microcontrollers.



Technical Specs



• Dimensions

• DC Power

• Output

• Input

19 (W) x 9 (D) cm

12 VDC

12 VDC, 4 outputs

RS-485, 4 limit switches


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© Bill Vorn 2014