Laser Mode 6 - Scanlab RTC6 PCIe Board Installation And Operation Manual

7.4.6 Laser Mode 6

set_laser_mode(6) sets the
Laser Mode 6 is like Laser Mode 4
those free-running lasers whose gate signals
(LASERON) must not be changed during the duration
of a pulse.
The timing diagram, see Figure
corresponding signals using the example of an
isolated mark command.
Laser Mode 6 signals and
the same (see also Notes there,
following exception:
• As long as a standby pulse is active, switching of
the LASERON signal is delayed accordingly.
LASERON switches 5/64 µs after the end of the
standby pulse.
Laser Mode 6
Start of
mark command 1
Mark Command
Output
LaserOn
Delay
LASERON
LASER1
LASER2
DIGITAL OUT1
DIGITAL OUT2
set_laser_pin_out
"Laser standby"
Timing diagram of the signals in
Example: isolated mark commands.
RTC6 boards
Doc. Rev. 1.0.21 en-US
7 Basic Functions for Scan Head Control and Laser Control
Laser Mode 6.
and is provided for
55, shows the
Laser Mode 4 signals are
page 193) with the
End of
mark command 1
LaserOff
Delay
Puls length
Standby
pulses
"Laser active"
Laser Mode 6 (with active-HIGH
Notes
• No LASER2 signal is outputted.
• The delay of the switching time when a standby
pulse is still active is also valid for switching the
output values at the 2-bit digital output port
(DIGITAL OUT1 and DIGITAL OUT2) by
set_laser_pin_out,
write_port_list, see
mark command 2
Start of
mark command 2
LaserOn
Delay
2×Half period
duration
set_laser_pin_out set_laser_pin_out
"Laser standby" "Laser active"
Laser Control Signals).
set_laser_pin_out_list
or
Figure 55.
End of
LaserOff
Delay
"Laser standby"
t
55
194