Continuous Mode; Position Mode; Figure 24 Smartfusion2 Motor Control Gui - Stepper Motor Window - Microsemi SmartFusion2 Demo Manual

SmartFusion2 Dual-Axis Motor Control Starter Kit
2.8.1

Continuous Mode

In Continuous mode, the motor rotates continuously in the speed that is set by the user. Click Stop to
stop the running motor.
1. Click Stepper to select the stepper motor.
2. Verify that the Speed mode option is selected.
3. Click GET to see the current parameters. Click Configure to open a list of configurable parameters.
Figure 24 • SmartFusion2 Motor Control GUI - Stepper Motor Window
4. Click Reset to reset all the stepper parameters to their default values, and click SET to enter these
values into the system.
5. Click RUN to run the motor with the current parameters.
6. Select step resolution value from the Step Resolution drop-down list.
7. Enter a speed value between 1 and 200 RPM in Speed (RPM) and click SET.
Note: It is not necessary to stop the motor to change motor speed or the step resolution.
Note: To change the direction of the motor, click Motor Direction.
8. To increase motor torque, increase the current reference and click SET.
CAUTION: Increasing the current scaling value increases the motor current and the motor gets heated if
run for a long time.
9. Click STOP to stop the motor.
2.8.2

Position Mode

In Position mode, the motor rotates and stops as per the command steps. It rotates in the speed that is
set by the user.
1. Select Position mode option and click SET.
2. Enter the required (absolute) position in Command Steps.
a. The motor provided with the kit has a step number of 200 by default. To run the motor through one
revolution, enter 200 in Command Steps.
b. Click SET.
c. Click RUN. The motor runs through the specified number of steps.
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