Scanlab RTC 5 PC Interface Board Installation And Operation Manual page 375

Variable para_laser_on_pulses_list
List Command
Function turns on the LASERON laser control signal for the specified number of external signal
pulses (but for no longer than the specified time interval) and, simultaneously as well as
linearly, changes the signal parameter selected via
value.
Call
para_laser_on_pulses_list( Period, Pulses, P )
Parameters
Period
Pulses
P
Comments • The command is useful for marking separate points (see
• If vector-defined laser control has not been previously activated via set_vector_control,
then para_laser_on_pulses_list will behave like
Pulses > 65535 – like
be ignored.
• If vector-defined laser control is activated, then the signal parameter selected via
set_vector_control
command's duration (Period · 10 µs) (see
• There is no abs mechanism for P. P will, if necessary, be clipped to the maximum allowed
value. This maximum value is (2
with set_vector_control
• If para_jump_abs is used along with position- and/or speed-dependent laser control
for the same control parameter, then the current value of P will be used as the basis of
the 100% value for laser control (see
• If Period = 0, then the command has no effect and para_laser_on_pulses_list
becomes a short list command.
• If 0 < Period  (2
Period · 10 µs), even if the specified number of external signal pulses will expire in a
shorter time interval.
31
• If 2
(i.e. (Period – 2
specified number of external signal pulses has been detected.
® ®
RTC 4 RTC 5 new command
Version info Available beginning with version OUT 526, DLL 524
References laser_on_pulses_list,
®
RTC 5 PC Interface Board
Rev. 1.9 e
10 Commands And Functions
time interval in bits as an unsigned 32-bit value.
1 bit equals 10 µs. Allowed range: 0  Period  (2
Number of external signal pulses as an unsigned 32-bit value.
Allowed range: 0  Pulses  65535 or larger (see comments below).
End value of the signal parameter as an unsigned 32-bit value; allowed range:
dependent on the selection made via
identical with set_vector_control
laser_on_list
will be linearly varied from the last valid value to P within the
31
(Ctrl parameter).
31
–1), then the command's duration is always Period clocks (i.e.
 Period  (2 32
–1), the command's maximum duration is (Period – 2
31
) · 10 µs). Here, however, the command will terminate as soon as the
laser_on_list
set_vector_control
set_vector_control
(Value parameter)
page
laser_on_pulses_list
(see comments there). The parameter P will then
"Vector-Defined Laser Control", page
–1) or a lower value depending on what was selected
"Vector-Defined Laser Control", page
to the specified
32
–1)
(Ctrl parameter),
96).
and – if
147).
147).
31
) clocks
375