R
E
S
E
T
C
W
/C
C
W
Connection to evaluation board
Two-phase bipolar type
Stepping motor
Power supply
VM
(10 V to 47 V)
R
e
fe
re
n
ce
v
o
lt
a
g
e
f
o
r
m
o
to
r
cu
rr
e
n
t
se
tt
in
g
V
R
E
F
(
0
V
t
o
3
.6
V
)
VM
GND
V
R
E
F
(f
o
r
P
h
a
se
A
/P
h
a
se
B
)
C
L
K
S
T
A
N
D
B
Y
E
N
A
B
L
E
LO
0
LO
1