A3967
Microstepping Driver with Translator
Table 2. Step Sequencing
Home State = 45º Step Angle, DIR = H
Full Step
Half Step
1
¼ Step
1
2
Step
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Phase 1 Current
(%I
trip
max)
(%)
100.00
98.08
92.39
83.15
70.71
55.56
38.27
19.51
0.00
–19.51
–38.27
–55.56
–70.71
–83.15
–92.39
–98.08
–100.00
–98.08
–92.39
–83.15
–70.71
–55.56
–38.27
–19.51
0.00
19.51
38.27
55.56
70.71
83.15
92.39
98.08
Phase 2 Current
(%I
trip
max)
(%)
0.00
19.51
38.27
55.56
70.71
83.15
92.39
98.08
100.00
98.08
92.39
83.15
70.71
55.56
38.27
19.51
0.00
–19.51
–38.27
–55.56
–70.71
–83.15
–92.39
–98.08
–100.00
–98.08
–92.39
–83.15
–70.71
–55.56
–38.27
–19.51
Step Angle
(º)
0.0
11.3
22.5
33.8
45.0
56.3
67.5
78.8
90.0
101.3
112.5
123.8
135.0
146.3
157.5
168.8
180.0
191.3
202.5
213.8
225.0
236.3
247.5
258.8
270.0
281.3
292.5
303.8
315.0
326.3
337.5
348.8
1
2
3
4
3
5
6
2
4
7
8
5
9
10
3
6
11
12
7
13
14
4
8
15
16
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
9
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
