ORIC
®
Piezo Stage Controller PDXC
Chapter 6: Command Line Operation
Rev B, September 23, 2021
Page 41
when in closed loop.
SPD=x
Sets the target speed of stage to move.
SPD?
Queries the current set speed of stage.
Return:
xx
where result is range from 2 to 20 in D-Sub mode.
6.3.6. FRQ=x; FRQ?
– Frequency Command
FRQ command is used to set the desired frequency of CH1 in SMC mode that the device will drive; the range is
from 800 to 20000.
FRQ=x
Sets the target frequency of the stage to move.
FRQ?
Queries the current set frequency of driving.
Return:
+xxxx
6.3.7. FRQ2=x; FRQ2?
– Frequency Command
FRQ command is used to set the desired frequency of CH2 in SMC mode that the device will drive; the range is
from 800 to 20000.
FRQ2=x
Sets the target frequency of the stage to move.
FRQ2?
Queries the current set frequency of driving.
Return:
+xxxx
6.3.8. Kn=x; Kn?
– PID Command
Kn command is used to set new PID values, where n=p stands for P value, n=I stands for I value, n=D stands
for D value. The values will store permanently until erased. Note that PID works effectively in D-Sub mode only.
Kn=x
Sets the target P/I/D value.
Kn?
Queries the current P/I/D value.
Return:
+(/-)xx.xxxx
Where the result has 6 digits, 2 for integer, 4 for decimal.
