Examples

Extreme/Fianium

Initializing object

from nkt_tools.extreme import Extreme

laser = Extreme()

# Loading x64 DLL from: C:\src\repos\nkt_tools\nkt_tools\NKTPDLL\x64\NKTPDLL.dll
# Searching for connected NKT Laser...
# NKT Extreme/Fianium Found:
# Comport:  COM4 Device type:  0x60 at address: 15
# System Type =  SuperK Extreme
# Inlet Temperature = 22.8 C

reading system’s current conditions

laser.portname
# Out[]: 'COM4'

laser.module_address
# Out[]: 15

laser.device_type
# Out[]: 96

laser.current_level
# Out[]: 1.1

laser.power_level
# Out[]: 100.0

laser.emission_state
# Out[]: False

laser.inlet_temperature
# Out[]: 22.9

laser.interlock_status
# Out[]: (0, 'Interlocked: Front panel interlock/key switch off')

laser.nim_delay
# Out[]: 9.9e-11

laser.pulse_picker_ratio
# Out[]: 1

laser.watchdog_interval
# Out[]: 30

laser.setup_status
# Out[]: 'Constant current mode'

test_read_funcs() method demonstrates the output of each property read and prints it.

laser.test_read_funcs()

        System type = SuperK Extreme
        Inlet Temperature = 22.8
        Emission state = False
        Setup status = Constant current mode
        Interlock Status = (0, 'Interlocked: Front panel interlock/key switch off')
        Pulse picker ratio = 1
        Watchdog interval = 30
        Power level = 100.0
        Current level = 1.1
        NIM delay = 9.9e-11

print_status() method shows current condition of laser

laser.print_status()
0:RegResultSuccess
Interlock relays off
Interlock loop open
Out[16]: '0b1010'

Varia

Initializing the object and setting parameters

from nkt_tools.varia import Varia
varia = Varia()
varia.short_setpoint = 550
varia.long_setpoint = 600

varia communication properties

varia.portname
# Out[1]: 'COM4'

varia.device_type
# Out[2]: 104

varia.module_address
# Out[3]: 17

reading varia’s main settings

varia.short_setpoint
# Out[4]: 550.0

varia.long_setpoint
# Out[5]: 600.0

varia.nd_setpoint
# Out[6]: 350.0

varia.monitor_input
# 0
# Out[7]: 0.0

These two methods print the varia’s status to the console.

varia.print_status()
# Interlock off
# Shutter sensor 1
# Out[8]: '0b100000010'

varia.read_all_properties()
# 0
# Input Power =  0.0
# ND Setpoint =  350.0
# Long Setpoint =  430.7
# Short Setpoint =  420.7

This method demonstrates the output type of various registerRead calls from the DLL. This call is made to the system status register which is meant to return a byte array (x02x01).

varia.demo_nkt_registerReads()
# registerRead:  (0, b'\x02\x01')
# registerReadU8:  (0, 2)
# registerReadS8:  (0, 2)
# registerReadU16:  (0, 258)
# registerReadU32:  (8, 258)
# registerReadF32:  (8, 3.615350037958028e-43)
# registerReadAscii:  (0, b'\x02\x01')