TITAN-SVX Software Manual
page 37
Rev 4.01
A.14.7. Enable Servo / Open Loop Position Hold
SVON
and
SVOFF
are the two commands used to turn the motor servo on and
off.
To Turn the Servo On
Command:
@01:SVON
Reply:
#01:SVON=1
To Turn the Servo Off
Command:
@01:SVOFF
Reply:
#01:SVOFF=1
Notes:
•
When the motor servo is on, motor enable state or servo on
state, in-pos state can be monitored using the
MST
command.
•
SVON and SVOFF
are write only commands.
OLPHOLD
is also known as the Open Loop Position Hold command.
OLPHOLD
command is valid
ONLY
for Stepper Motors. When
OLPHOLD
is zero, full time
closed loop is performed at Enabled and Not Moving state. When
OLPHOLD
is
a non-zero value between 1 and 100, current is applied to the Stepper Motor
coils at 1% to 100% of the max current.
NOTE:
When
OLPHOLD
is used, constant current is applied to the motor which will
cause the motor to heat up. Use
OLPHOLD
for short duration of time.
To disable OLPHOLD and perform full time servo
Command:
@01:OLPHOLD=0
Reply:
#01:OLPHOLD=0
To enable OLPHOLD at 50% of the rated current
Command:
@01:OLPHOLD=50
Reply:
#01:OLPHOLD=50
