1
Stepper motor controller
The stepper motor controller SMS14 is used for the control of unipolar and bipolar motors.
Through adjustment of the jumpers (J1-J4), the following settings can be made.
Jumpers J1-J4 on the PCB
The positions of the jumpers are only read once as the device boots (= when supplying it with power).
If the jumpers are adjusted during operation, their positions will only be updated if the device is re
-
started.
Technische Alternative RT GmbH
SMS14U
SMS14B
A-3872 Amaliendorf, Langestraße 124
Tel +43 (0)2862 53635 [email protected]
Vers. 2.01
J1
not set
Control of a unipolar step motor in half step mode (8 states)
set
Control of a bipolar step motor with single-phase full step (4 states)
J2
not set
500 steps
set
1000 steps
J3
not set
30% holding current, when target position is reached
set
no holding current
J4
not set
Reference drive sets Closed state, 0% means Closed
set
Reference drive sets Open state, 0% means Open
J1 J2
J4
J3
