Q2BYG808MD
Driver
User’s
Manual
-13-
Chapter
3
Wiring
3.1
Port
name
and
function
(1)
Control
/
enable
signal
interface
(CN3)
Signal
Function
Description
DR+
Direction
control
signal
High
/
low
level
state,
requirements:
low
level
0~0.5V,
high
level
4~5V,
corresponding
to
two
directions
of
the
motor.
The
initial
running
direction
of
the
motor
depends
on
the
motor
wiring;
swap
any
phase
to
change
the
initial
running
direction
of
the
motor.
DR
‐
PU+
Pulse
control
signal
Rising
edge
active;
each
time
pulse
signal
changes
from
low
to
high,
the
motor
moves
one
step;
requirements:
low
level
0~0.5V,
high
level
4~5V,
pulse
width
≥
1.5us.
PU
‐
EN+
Enable
control
signal
Used
to
enable/release
motor,
EN+
connects
to
+5V,
EN
‐
is
grounded,
the
drive
will
cut
off
electrical
current
of
each
phase
in
a
free
state,
and
the
temperature
rise
and
heating
of
the
drive
and
motor
will
be
reduced.
When
this
feature
is
not
in
use,
keep
the
signal
terminal
null.
EN
‐
(2)
Output
signal
interface
(CN2)