Stepper motor high torque comes with a simple digital controller that allows you to control the speed and direction of the motor.


Features:

  • Speed controller for 12V up to 0.3A bipolar stepper motor
  • Speed control up to 200RPM
  • 12VDC input supply voltage
  • L293 based on board drive IC for stepper motor
  • Can be controlled by buttons or potentiometer
  • Seven segments indication for speed and operation messages
  • Smooth slow ramp to desired speed

Motor Terminal Assignments:

Terminal No.

Terminal Name

Description

Terminal 1

A+

Motor Coil Phase A+

Terminal 2

A-

Motor Coil Phase A-

Terminal 3

B+

Motor Coil Phase B+

Terminal 4

B-

Motor Coil Phase B-

Power & Pulse/Direction Input Assignments:

    Terminal No.             Terminal Name      Description
Terminal 1 GND Power Ground or Power –Ve
Terminal 2 +12V       Power +Ve (7VDC to 15VDC Max wrt. GND)     
Terminal 3 DIR DIR –
Terminal 4 ENA DIR +
Terminal 5 PUL PUL –
Terminal 6 +5V PUL +

Display Status, Keypad and Pot:

Segment Status

Message

OFF

The motor is in stand-still state

Pot

The motor is controlled by Potentiometer

Play

The motor is start to running

Stop

The motor is stopped

POT

Message

Clockwise

Motor rotates clockwise and displays its speed

Anti-clockwise

Motor rotates anti-clockwise and displays its speed

Middle state

Motor is not running and display shows 0

Keypad

Message

Left Switch

Decrement the number which displays on 7-segments

Middle Switch

Gives Start and Stop Signals to motor

Right Switch

Increment the number which displays on 7-segments.