Leadshine Stepper Drives Quick Start Guide
Page 17 of 17
Leadshine Stepper Drives Quick Start Guide – First Edition – 11/04/2019
DIP Switch Settings
Dynamic Current Configurations
EM542S Current Configuration
Peak Current (A)
RMS Current (A)
SW1
SW2
SW3
1.0
0.7 (default)
ON
ON
ON
1.5
1.1
OFF
ON
ON
1.9
1.4
ON
OFF
ON
2.4
1.7
OFF
OFF
ON
2.8
2.0
ON
ON
OFF
3.3
2.4
OFF
ON
OFF
3.8
2.7
ON
OFF
OFF
4.2
3.0
OFF
OFF
OFF
EM556S Current Configuration
Peak Current (A)
RMS Current (A)
SW1
SW2
SW3
1.8
1.3 (default)
OFF
OFF
OFF
2.1
1.5
ON
OFF
OFF
2.7
1.9
OFF
ON
OFF
3.2
2.3
ON
ON
OFF
3.8
2.7
OFF
OFF
ON
4.3
3.1
ON
OFF
ON
4.9
3.5
OFF
ON
ON
5.6
4.0
ON
ON
ON
Idle Current Reduction
EM542S, EM556S Idle Current Reduction
Idle Current Reduction
SW4
50%
OFF
90%
ON
Microstep Resolution Configuration
Microstep resolution is step by switches 5, 6, 7, and 8 as shown in the following table:
EM542S, EM556S Microstep Resolution
Microstep
Steps/Rev
(for 1.8
°
motor)
SW5
SW6
SW7
SW8
1
200 (default)
ON
ON
ON
ON
2
400
OFF
ON
ON
ON
4
800
ON
OFF
ON
ON
8
1600
OFF
OFF
ON
ON
16
3200
ON
ON
OFF
ON
32
6400
OFF
ON
OFF
ON
64
12800
ON
OFF
OFF
ON
128
25600
OFF
OFF
OFF
ON
5
1000
ON
ON
ON
OFF
10
2000
OFF
ON
ON
OFF
20
4000
ON
OFF
ON
OFF
25
5000
OFF
OFF
ON
OFF
40
8000
ON
ON
OFF
OFF
50
10000
OFF
ON
OFF
OFF
100
20000
ON
OFF
OFF
OFF
125
25000
OFF
OFF
OFF
OFF